Mechanical Engineering - Workshop Technology

1. 

When more volume of acetylene and less volume of oxygen is supplied, then a __________ flame is obtained.

A. neutral
B. oxidising
C. carburising

Answer: Option C

Explanation:

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2. 

The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is

A. outside micrometer
B. inside micrometer
C. depth gauge micrometer
D. vernier caliper

Answer: Option D

Explanation:

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3. 

The punch and die set up is __________ for punching and piercing operation.

A. similar
B. different

Answer: Option A

Explanation:

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4. 

For smoothing and cleaning out depressions in the mould, a __________ is used.

A. slick
B. lifter
C. swab
D. gagger

Answer: Option B

Explanation:

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5. 

When the dimension is expressed as , then the tolerance is

A. 0.035 mm
B. 0.025 mm
C. 0.01 mm
D. 0.06 mm

Answer: Option D

Explanation:

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