ASSEMBLY - Practice Mode

1) Which one forms the hypotenuse of the triangle while checking with sine bar?

Surface plate Sine bar width Sine bar length Slip gauges height

Correct Answer: Sine bar length

2) What is the effect of excessive application of abrasive compound in lapping operation?

Developing inaccuracies Bright spots will be visible Obstruct component movement Lapping compound will be sticky

Correct Answer: Developing inaccuracies

3) What is caused if the lap is harder than the workpiece?

Workpiece will cut the lap Accuracy can't be obtained Lap will cut the workpiece Lapping operation leaves high spots

Correct Answer: Workpiece will cut the lap

4) Which material is used to make small diameter laps?

Cast iron Aluminium Bronze or zinc Copper or brass

Correct Answer: Copper or brass

5) Why manual stroking is preferred for large quantities in honing operation?

To reduce cost To reduce time To keep close tolerance To reduce maintenance cost

Correct Answer: To keep close tolerance

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