A) 2 B) 3 C) 4 D) 6 E) 8 25) Machince A and B are each used to manufacture 660 sprockets. Image taken from Kaggle. The water injected for the steam cycle cools the engine. . Using work and time formula in 24 days working alone A & B would have done 24/48 = 1/2 and 24/72 = 1/3 of the work. Calculate the power at which the machine works. A rigid bar which makes work easier by increasing effort What are the three ways in which all levers are alike? . You can get the rate from the first equation (the 6 machines column): if 6 machines do 12y work (and complete the job), then each machine does 2y work (or 1/6 of the total job) over that 12 day period, which also translates to (1/6) * (1/12) or 1/72 of the job per machine per day. Since the mean time for a machiine to fail is 2 days, the fairure rate of each machine is 0:5 per day. 18.4%. The codes are listed below: G00 - Rapid movement in a linear direction. 3 C. 4 D. 6 E. 8 Show Answer Most Helpful Expert Reply V Bunuel Math Expert Joined: 02 Sep 2009 Two parallel connected, three-phase, 50Hz, 11 kV, star-connected synchronous machine A and B, are operating as synchronous condensers. There are 18 machines in the plant working in parallel. six machines on average. Simple machines make work easier by reducing the force needed. If a constant is added to each value in a given data set to produce a new data set, which one of the following describes how the standard deviation of the new data compares to the standard deviation of the original data set . Abstract. This is often known as Crew Size. Expenses are expected to include direct materials, direct labor, and factory overhead totaling $8,000 per year plus depreciation of $16,200 per year. Solution. The engine operates on a six-stroke cycle consisting of a four-stroke combustion cycle followed by a two-stroke steam cycle. How many additional machines, each working at the same constant rate, will be needed to complete the job in 8 days? This is one of the most commonly asked interview questions on machine learning. SamuraiX Each lever has a fulcrum 2. This is the "among" variation. A. Number of additional machines needed: Addition machines needed = 9 - 6 = 3 Well, that's an annoying number! How many additional machines, each working at the same constant rate, will be needed to complete the job in 8 days?_不知道怎么做出国考试答疑器_GMAT_提问 3000 × 1/6 = Rs. 1 Joule = 1 Newton * 1 meter 1 J = 1 N * m. In fact, any unit of force times any unit of displacement is equivalent to a unit of work. Level: Hard LO: 5 Ans: F. Multiple Choice. The 6 machines can complete 1/12-th of a job per day. Average operation time = 6 min., average setup time = 5 hours, average batch size = 25 parts, and average nonoperation time per batch = 10 hr/machine. If four machines can complete a particular job in 10 hours, how long will it take six machines to complete the same job? In state 3 there are three working machines, each of which can fail. According to the . of a year, and this usage is relatively constant throughout the year. Previous Post Six Sigma Should be Presented with the Process Flow Diagram Next Post Six Sigma analysis Tools: Scatter diagram to Show the Correlation of the X Axis and Y Axis 24) Six machines, each working at the same constant rate, together can complete a certain job in 12 days. 11. bag of peanuts is 2 candy bars. The results are recorded carefully onto a spreadsheet from which the Six Sigma Project Manager will begin the Measurement System Analysis. Some nonstandard units for work are shown below. During initial setup at 2nd data set both S chart and X bar chart value are out of control, team has to perform the root cause analysis for the special cause and also the process is smoothing out from the data set number 4. These opportunity costs are constant. If you need more room to work out your answer to a question, use the back of the page and clearly mark on the front of the page if we are to look at what's on the back. G02 - Clockwise machining. Since the speed is assumed as constant, the magnitude of the internal generated voltage is constant also. They together supply 50 MVAR to a 11 kV grid. 23. Types of Synchronous Machine 3 C. 4 D. 6 E. 8 Total work is 12*6 = 72 machine days 9 machines will do it in 8 days (9*8 = 72) Six machines, each working at the same constant rate SORT BY: Date Kudos 1 2 Show Tags V CrackverbalGMAT CrackVerbal Representative This 300-CS is a unique excellent tool for the works or specific work situation. 2 B. GATE - 2017. A. The most notable of these are known as the "six simple machines": the wheel and axle, the lever, the inclined plane, the pulley, the screw, and the wedge, although the latter three are actually. G04 - Dwell. 1 (c) The decision of how much of each to buy would involve weighing the marginal benefits and marginal costs of the various alternatives. These brackets are purchased from a supplier 100 miles away for $15 each, and the lead time is 2 days. The values of weights can become so large as to overflow and result in NaN values. From the both X bar and S charts it is clearly evident that the process is almost stable. Notice that when analyzed, each set of units is equivalent to a force unit times a displacement unit. Printer Breakdown and Repair (45 points) Three printer machines { Ricoh, Canon and O-ce { are maintained by two repairmen. Assuming the same power factor of the load, change in load will change the magnitude of the armature current I A. Y=additional machines 1/12+y(1/72)=1/8 (6+y)/72=1/8 6+y=9 Y=3 3 additional machines are needed to complete the job (or total 9) Quote Link to comment Share on other sites More sharing options. Hal Etoesus currently works as the fry guy at Burger Breath Drive Thru but is thinking of quitting his job to attend college full time next semester. Learn how to interpret your accuracy, skill, time management, come up with a strategy, and more. A machine raises a load of 750 N through a height of 16 m in 5 seconds. In order for a lever to do work, an effort must be applied 3. So 96/ (6*12)=96/ (x*8) Solving we get x=9. You may use any and all notes, as well as the class textbook. That means they together did 1/2 + 1/3 = 5/6th of the work. d-2) Determine the cost per unit output for part c. (Round your answer to 2 decimal places.) G codes for CNC turning. During initial setup at 2nd data set both S chart and X bar chart value are out of control, team has to perform the root cause analysis for the special cause and also the process is smoothing out from the data set number 4. Assume that the cost of a drilling machine (fixed cost) is $34,000 and the company produces 7,400 units per week. Each bolt has a proof stress of 600MPa, and a . Constant Cooling was established in 1991, and has sustained a steady growth in turnover, project size, and staff throughout this period. 【雷哥GMAT题库】为GMAT考生提供破解版07问题求解PS试题及答案解析Six machines, each working at the same constant rate, together can complete a certain job in 12 days. The elasticities are such that the joint constant is 0.22. Non-standard Units of Work: rotating-field type. Good luck! Constant-velocity joints (also known as homokinetic or CV joints) allow a drive shaft to transmit power through a variable angle, at constant rotational speed, without an appreciable increase in friction or play.They are mainly used in front wheel drive vehicles. Remaining 1/6th of the work must be done by C, the only person present. How many additional machines, each working at the same constant rate, will be needed to complete the Job in 8 days? There are two intake ports for each cylinder, each having a cam-actuated intake valve, and a mechanism for selectively varying the timing of one of the intake . Make a list of all the compound machines you have used today, and share your list with your classmates. Decision trees are a popular model, used in operations research, strategic planning, and machine learning. That is, for six windings as shown in Figure 1, for instance, p is equal to 1. For the 6 machines, we have Rate=96/ (6*12) and for the larger number of machines we have 96/ (x*8) where x is the number of machines and 8 is the given time as per the problem. In CNC turning there is some change in G codes as compared to CNC mill. In a plant operating at capacity, every machine and person in the plant would be working at the maximum possible rate. Total number of bottles produced by 6 machines in 1 minute=6 × x . So mechanical advantage can be increased by increasing the effort arm or decreasing the load arm. Thus the death rate in state 3 is „3 = 3 £ 0:5 = 1:5. Now as he did 1/6th of the work, he should be paid 1/6th of the money i.e. In other words, it allows us to compare . Answer (1 of 4): For a lever, mechanical advantage is Effort arm/Load arm. Besides that, the Tourna Drop Weight Tennis Stringing Machine comes with a six-point mounting system that minimizes your frame's stress and warping while stringing. Some special configurations, such as . flux is constant too. We get 8 times 1/8-th jobs and if we sum them up we will get 1or 1 complete job. Machine A, working alone, can complete the task in 15 days. Each bolt has a proof stress of 600MPa, and a . 12. Step 2: The number corresponding to this difference of 0, taken from the right hand column, is 3. rotating-armature type. The paper shows that the number of clock cycles required to solve the Magic Square problem is upper bounded by a small constant independent of the problem size. The parameters characterizing the balancing components attached to each leg can be determined by imposing that the total potential energy of the leg keeps invariant. Smaller synchronous machines are sometimes used for private generation and as standby units, with diese l engines or gas turbines as prime movers. However, scissors are actually compound machines, meaning they combine more than one type of simple machine together. Therefore, the total job is of 108 machine-hours. Now: Total Cycle Time/TAKT Time = 1. The product of 6 hours' work has increased six-fold, from 6 lbs. G01- Linear machining. Each square above is called a node, and the more nodes you have, the more accurate your decision tree will be (generally). All machines are made from one or more of the six simple machines. A uniform static tensile load of 15kN is now applied to; Question: Two Parts of a machine are held together by six (6) equally spaced M6x1.0 grade 8.8 bolts that are uniformly tightened to provide a total inital clamping force of 60kN. Overview of the results in this paper and previous works for two-machine buffer flow shops with the criterion C max.The second column shows the number of jobs n for which the existence of optimal permutation schedules (OptPermSch) is guaranteed for each instance. The ratio of output to input forces for any simple machine is called its mechanical advantage. What Is a Lever? Twenty (20) new batches of parts are launched each week. Current supplied by both the machines are equal. When there are many such generators operating in parallel in . List the six simple machines Lever, Wheel & Axle-Gear, Wedge, Pulley, Inclined Plane, Screw What is a lever? The last nodes of the decision tree, where a decision is made, are called the leaves of the . Six machines each working at same constant rate together can complete a certain job in 12 days. Table 1. ⇒ x = 45 bottles per minute. This mode of operation can be used to quickly stop a machine. When the shaft turns at a constant rotational velocity, rotational kenitic energy is stored. So 9 machines will finish the job in 8 hrs. Now we will put the value of x from the above result. All clear? Working alone at a constant rate, machine A takes 2 hours to build a care. Linear programming example 1997 UG exam. Each unit of X that is produced requires 50 minutes processing time on machine A and 30 minutes processing time on machine B. 3.) Show timer Statistics Six machines, each working at the same constant rate, together can complete a certain job in 12 days. There are 250 working days per year. to 36 lbs. Step 3: Add 3 to the highest level, in this case 90. 1. How many additional machines, each working at the same constant rate, will be needed to complete the job in 8 days? Six machines, each working at the same constant rate, together can complete a certain job in 12 days. In Six Sigma we want to describe processes quality in terms of sigma because this gives us an easy way to talk about how capable different processes are using a common mathematical framework. How many additional machines, each working at the same constant rate, will be needed to complete the job in 8 days? You have 3 hours. G03 - Counter-clockwise machining. This chapter presents an overview of the machine parts of braiding machines, except for the carriers, which are covered in Chapter 7. Each of the machines Six machines, each working at the same constant rate, together can complete a certain job in 12 days. . A partially completed unit arrives at the press to be worked on every 7.5 minutes, on average. This is the "among" variation. One-sixth as much new labour is absorbed by each pound of cotton, and consequently, the value added by the labour to each pound is only one-sixth of what it formerly was. Explanation: As the average is given as 12.5 so, A+B=2*12.5 A+ B=25 second condition says machine A takes 5 more days to complete the task alone than B so A=B+5Eq1 Now from the question statement we can get that Six machines, each working at the same constant rate, together can complete a certain job in 12 days. Working alone at a constant rate, machine B takes 3 hours to build the same car. Short e) The product is sold at $6 per unit. A 2 B 3 C 4 D 6 E 8 正确答案: B 讨论题目 或 发起提问 登录 | 注册 题目讨论 按热度 按顺序 The Joule is the unit of work. To start with the solution, we let the number of bottles produced by a machine per minute be x bottles. This shows that the J constant for any two particular protons will be the same value in hertz, no matter which instrument is used to measure it. They each work differently to change the size or direc-tion of the input force. But now the 36 lbs. Synchronous reactances of machine A and machine B are 1 Ω and 3 Ω , respectively. 5. be able to list the six simple machines and label house hold objects as one of the six types 6. understand what machines do in terms of the amount of work done, the effort force applied, and the distance through which the effort force acts 7. be able to calculate both the mechanical advantage and the ideal mechanical advantage 8. Machine A's rate is x/12 (we just solve for r above by dividing both sides by 12) Machine B: X = 18r. Answer (1 of 3): It is a constant related to the rotational inertia of all masses that are mechanically connected to a given generator shaft. Now, both these rates are equal. Regarding the construction, Tourna designed this machine with superior components, including its ultra-smooth track base and ergonomic space-saving full 360-degree turntable. If a motor is travelling forwards it can be stopped by inter changing the connections to two of the three phases. Management predicts that the machine can produce sales of $29,500 each year for the next eight years. Working from heights, including ladders, scaffolds, roofs, or any raised work area Unguarded machinery and moving machinery parts; guards removed or moving parts that a worker can accidentally touch Electrical hazards like frayed cords, missing ground pins, improper wiring or the harm that these hazards pose. 9.2%. They are the lever, the pulley, the wheel and axle, the inclined plane, the wedge, and the screw. A continuous passive motion (CPM) machine is a device that slowly and gently moves your joint while you are in bed. The coupling constant provides valuable information about the structure of a . From the both X bar and S charts it is clearly evident that the process is almost stable. If they work together for 1 hour at their respective constant rates and then machine B breaks down, how much additional time will it take machine A to finish the car by itself? However, the angle will be the same (for a constant PF). Determine the average number of parts waiting to be worked on, the percentage of time the operator is working, and the percentage of time the machine is idle. A . 11.1%. In other words, it allows us to compare . . If 6 machines work simultaneously, then they will take 108/6 hours = 18 hours to complete the job Hence, the fewer hours = (27 - 18) hours = 9 hours Question 2 Given that, 6 machines can complete a certain job in 12 days Hence, the total job is of 12 * 6 = 72 machine-hours. The subscript S in N S represents the synchronous speed. What Are the Six Types of Simple Machines? 3.1 Static balancing of the platform A set of six constant forces li, exerted by the ith leg in Si The two repairmen can work on each of the printers if they malfunction, but only one repairman works on any printer at any time. In Six Sigma we want to describe processes quality in terms of sigma because this gives us an easy way to talk about how capable different processes are using a common mathematical framework. Switching two phases has the result of changing the direction of motion of the stator magnetic field, effectively putting the machine into braking For instance, using the example of two machines each emitting a noise level of 90 dB: Step 1: The numerical difference between the two levels is 0 dB (90-90= 0), using the first row. What is the EOQ? arrangement of the field and armature windings, synchronous machines may be classified as . Express the mathematical statement into equations. No. G09 - Motion Exact stop check. Modern rear wheel drive cars with independent rear suspension typically use CV joints at the ends of the rear axle halfshafts and . • What is a compound machine? (Round your answer to 2 decimal places.) Explain. The machine operator can process an average of 10 parts per hour. 16 machines can finish the job in 12 days: ⇒ 12 days = 6 machines ⇒ 1 day = 12 x 6 = 72 machines. A company is considering the purchase of a new machine for $160,000. 1. Step-by-step explanation: It is given that 6 machine each working at the same rate can complete the work in 12 days We the has to complete in 8 days Let we need x extra machine to complete the work in 8 days So total number of machines =x+6 Now according to man work day equation x=3 machine New questions in Mathematics A company makes two products (X and Y) using two machines (A and B). Finally, a work problem that I understand! We are a cooling company specialising in refrigeration and air conditioning installation, maintenance, and repairs.. We employ over twenty members of staff and all of our engineers are qualified in air conditioning and refrigeration to City & Guilds standard . In this case reduce the factor N to C, for example by changing the standard working procedure. Machine A: X = 12r. Simple machines make work easier, they do not decrease the amount of work. ponents and a constant force opposite to the one exerted on the platform, fn = - ln. From the question, we can set up two W R T equations and solve for R, where Work is the X pounds produced. 9-6=3 Hence B. 11. Thus, the armature reaction voltage jX S I A This makes the model unstable and the learning of the model to stall just like the vanishing gradient problem. 2 B. You may need to use a CPM machine for any of the following: After surgery such as a total knee replacement or rotator cuff repair. It is typically started by using a current layout of the work areas and drawing out the path of work movement. Each unit of Y that is produced requires 24 minutes processing time on machine A and 33 minutes processing . Thus " n ≤ x " (x ∈ {3, 4, 6}) in this column means that for all instances with n ≤ x jobs there exists an . Section Summary. 1: Tourna 300-CS Crank Stringing Machine (Durable) Tourna is the very excellent string machine in the store now making racquets that match the most precise racquets in the job. A few simple machines are the lever, nail puller, wheelbarrow . This is equal to a J constant of (0.1 ppm • 60 MHz) = 6 Hz, the same as before. Process Capability (Cp & Cpk) Cp and Cpk are considered short-term potential capability measures for a process. or . Put another way, the problem can be solved by a parallel quantum algorithm in a constant time independent of the problem size, even if the algorithm is implemented on a noisy hardware. Simple machines are devices that can be used to multiply or augment a force that we apply - often at the expense of a distance through which we have to apply the force. Do simple machines make less work? But if the velocity ratio remains constant, and initially it is equal to the mechanical advantage, then later it will become. 2.) k × ∑ ( work capacity of each machine per minute). How many additional machines, each working at the same constant rate,will be needed to complete the job in 8 days? 1. In general, what do most simple machines do? For any AC machine, synchronous speed is determined by the frequency of the line it is connected to because the number of poles is a physical constant when the machine is built. A uniform static tensile load of 15kN is now applied to; Question: Two Parts of a machine are held together by six (6) equally spaced M6x1.0 grade 8.8 bolts that are uniformly tightened to provide a total inital clamping force of 60kN. This time, the peak spacing is 0.1 ppm. 2 See answers Advertisement Brainly User Advertisement TooFree 500. Low in power is also huge in features. You should attempt to answer all of the questions. Find the number of machines needed if we have 8 days: ⇒ 1 day = 72 machines ⇒ 8 days = 72 ÷ 8 = 9 machines. In state 2, there are two working machines, so . The holding cost per bracket per year is $1.50 (or 10% of the unit cost), and the ordering cost per order is $18.75. The results are recorded carefully onto a spreadsheet from which the Six Sigma Project Manager will begin the Measurement System Analysis. ⇒ The fewer days we have, the more machines we need. ? They can be found by comparing any two of the consumption alternatives for the two goods. Different carrier motion systems, such as sliding carriers and carried carriers, horn gears, machine plates, take-off mechanisms and other elements are explained. The elasticities are such that the joint constant is 0.22. There is no repair going in in state 3 when all machines are working. Justify your answers; show your work. After excision of scar tissue from a joint with manipulation for stiffness. This calculation demonstrates that you now need one workstation to complete this order of 24 forms in a day of 480 possible minutes, working to a TAKT of 20 minutes. In this session, we look at the metrics you should analyze in your mocks, and how to do it effectively. Always take note to consider the constant of variation k. Let T = number of hours required to complete a particular job and m be the number of machines used to do . 4.) Scissors are actually two wedges on levers that provide further mechanical advantage, making it easier for the wedges to cut. Solution: Given force, F = 750 N, displacement = height, h = 16 m and time, t = 5 Work done by machine, W = Force × Displacement = F × h = 750 N × 16 joule We got a Total Cycle Time of 20 minutes; therefore, the TAKT Time is 20 minutes. Six machines, each working at the . How many additional machines, each working at the same constant rate will be needed to complete the job in 8 days ? d-1) Determine the cost per unit output for part b. 02. of cotton absorb only the same amount of labour as formerly did the 6 lbs. Process Capability (Cp & Cpk) Cp and Cpk are considered short-term potential capability measures for a process. The Six Sigma Project Manager will be evaluating three areas: Comparing each appraiser to the Master values; Comparing each appraiser results to the other appraiser results. Simple machines can actually make more work due to friction. The Six Sigma Project Manager will be evaluating three areas: Comparing each appraiser to the Master values; Comparing each appraiser results to the other appraiser results.
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