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Manufacturing Quiz 1

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Question 1

What is the least count of vernier calipers having 30 divisions on vernier scale and 29 divisions on main scale, where one main scale division equals to 0.5mm___.

Question 2

Which of the following effects are possible due to residual stresses in welding?
1. Reduce dimensional stability
2. Weld cracking
3. Effect on fatigue strength
4. Reduction in the creep strength
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Question 3

The material of the bed of lathe machine is:

Question 4

In atomic hydrogen welding, hydrogen acts as

Question 5

Which of the following are employed is shell moulding?
1). Resin binder
2). Metal pattern
3). Heating coils
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Question 6

The headstock of a lathe has 9 speeds with minimum speed of 100 r.p.m and maximum speed of 1600 r.p.m. If the speeds are in geometric progression, then the ratio is

Question 7

Cutting tool material 18-4-1 HSS has which one of the following compositions?

Question 8

In Taylor’s tool life equation is VTn = constant. What is the value of n for ceramic tools?

Question 9

Which of the following methods are gear generating processes?
1. Gear shaping
2. Gear hobbing
3. Gear milling
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Question 10

The Diameter for cylindrical side riser to feed casting of dimension  when designed by modulus method is _________cm.
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