SATHEE: D And F Block Elements Question 473

D And F Block Elements Question 473

Question: Tempered steel is

Options:

A) Soft and pliable

B) Hard and brittle

C) Neither so hard nor so brittle

D) Very soft

Show Answer

Answer:

Correct Answer: C

Solution:

Tempering: If the quenched or hardened steel is reheated to a temperature between 503 to 573 K and then allowed to cool slowly, the process is called tempering.

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D And F Block Elements Question 473

Question: Tempered steel is

Options:

Answer:

Solution:

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