Diploma Process Planning and Cost Estimation Question Bank
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Subject : Process Planning & Cost Estimation
Scheme : M
NOTE : 1. The highlighted Questions are asked more than two times in the Board Exam
- These Questions are collected from Board Examination Question Papers – (4 years board exam question paper)
UNIT – 1, PROCESS PLANNING
2/3 MARKS QUESTIONS
- What are the advantages of generative process planning
- Define value engineering
- What are the information required to do process planning?
- What is manual process planning?
- What is the objective of Line balancing?
- State the advantages of computer aided process planning.
- State the factors affecting process planning.
- What is the need of balancing?
- State the difference between cost control & cost reduction.
- Define process planning.
- What are the informations needed for the value analysis.
- Explain why line balancing is necessary.
UNIT – 2, Process Selection
- What is process selection?
- State the choice involved in process selection.
- What is meant by machine capacity?
- Explain the factors influencing choice of machinery.
- Mention the factors affecting the process selection.
- How will you determine the man power required?
- Define the term selection of material.
- Explain the method of determination of materials requirement with an example.
UNIT – 3, Work Study
- What are therbligs?
- State the various recording techniques used in method study.
- State the principles of motion economy.
- State the objectives of ergonomics.
- Define ergonomics.
- What are the objectives of work study?
- Give the name, explanation, abbreviation and symbol of any three therblig.
- What is micro motion study?
- What are the objectives of work measurement?
- State any three objectives in method study.
- State the application of ergonomics. Explain briefly any one.
- Write down the basic procedure followed for conducting method study.
- What is SIMO chart? What is the time unit in the construction of a SIMO chart?
UNIT – 4, Cost Estimation.
- Define cost estimation
- Define performance factor.
- What is the purpose of cost estimating?
- Write the relationship between setup time and economic lot size.
- Name the various constituents of cost.
- What do you mean by inspection time?
- What data are required for making a cost estimate?
- Name the various methods by which the overheads can be estimated .
- Define setup time
- Explain performance factor.
- How labour cost is estimated?
- What is the purpose of cost accounting?
- The monthly requirement of a company is 4000 components. The cost of each part is Rs. 12 and the cost of each setup is Rs. 60 per lot. If the carrying charge factor is 20% determine (i) Economic lot size and (ii) set up time for each lot.
UNIT – 5, Machining time calculation
- List the principle elements of metal machining.
- Define cutting speed. Give the various factors on which the cutting speed depends.
- Define tool approach and tool over travel/
- Define feed. What are the factors influencing for the selection of feed?
- The handle of a gauge of 30mm diameter has 80mm length. It is to be knurled in lathe. Find the machining time for knurling the handle, if the cutting speed is 20m/min and the feed is 0.3mm per rev.
- Define setup time and machining time
- A shaft of 35 mm diameter is turned at a cutting speed of 50 m/min. determine the speed of the shaft.
- Differentiate between feed and depth of cut.
- A CI flange 400mm outer diameter has a bore of 120mm. this is to be faced on a lathe. Calculate the machining time to face the part, given the feed 0.8mm/rev and cutting speed 30m/min.
- Briefly explain the procedure for assigning cutting variables
- A CI flange 300mm outer diameter has a bore of 100mm. this is to be faced on a lathe. Calculate the machining time to face the part, given the feed 0.8mm/rev and cutting speed 30m/min.