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09-07-2017, 02:26 PM

Nttf post diploma Tool design entrance model question paper

jaseela123d · 10-07-2017, 09:38 AM

Choose the most applicable answer:

1. Silicon steel is used in

A) Cutting tools

B) Dice and punches

C) Electrical industry

D) Chemical industry.

2. A body that is free in space has ______________ degrees of freedom

One two

B) Three

C) Six

D) Zero.

3. Hardening or cooling is a

A) Lamination process

B) Extrusion process

C) Folding process

D) Forging process.

4. The investment casting uses a pattern

A) Wax

B) Clay

C) Metal

D) Wood.

5. The grinding wheel is balanced

A) At the time of manufacture

B) Before grinding

C) After the grinding operation

D) Frequently.

6. If the pressure angle is large, the basic circles will be smaller resulting in

A) Smaller contact ratio

B) Higher contact ratio

C) Lower or higher contact ratio

D) None of the above.

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