When low carbon steel is heated up to upper critical temperature

When low carbon steel is heated up to lower critical temperature

A

There is no change in grain size

B

The average grain size is a minimum

C

The grain size increases very rapidly

D

The grain size first increases and then decreases very rapidly

When medium carbon steel is heated to coarsening temperature

A

There is no change in grain size

B

The average grain size is a minimum

C

The grain size increases very rapidly

D

The grain size first increases and then decreases very rapidly

The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.

A

Equal to

B

Less than

C

More than

D

None of these

The percentage of carbon in low carbon steel is

A

0.05%

B

0.15%

C

0.3%

D

0.5%

Hardening of steel is not possible, unless it is heated __________ critical point.

A

Above the highest

B

Above the lowest

C

Between the first & second

D

Between the second & third

Hardening of steel is not possible unless it is heated __________ critical point.

A

Above the highest

B

Above the lowest

C

Between the first & second

D

Between the second & third

A policy taken with critical illness rider benefit is being assigned. Which type of assignment would suit the intended purpose because if the life insured is diagnosed with a critical illness, he only should receive the critical illness rider claim?

A

Absolute assignment

B

Conditional assignment

C

Loan assignment

D

Collateral assignment

Which of the following partially miscible liquid pairs has both lower and upper critical solution temperature?

A

Water and Phenol

B

Aniline and n-hexane

C

Glycerine and m-toluene

D

Water and diethyl aniline

Carbon percentage in medium carbon steel is around

A

0.1 to 0.35

B

0.35 to 0.5

C

0.8 to 1.4

D

1 to 1. 5

High carbon steel carries carbon percentage

A

0.1 to 0.3%

B

0.3 to 0.6%

C

0.6 to 0.8%

D

0.8 to 1.5%

When low carbon steel is heated up to upper critical temperature

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