Engineering Materials MCQ with Answers

Engineering Materials MCQ with Answers

276) The transistor is made of

Answer is:

germanium

Explanation:

The transistor is made of Germanium

277) Lead is poured into the joint between two pipes. These pipes may be made of

Answer is:

cast iron

278) The crystal of alpha iron is

Answer is:

body centred cubic

279) Which of the following element results in presence of free graphite in C.I.

Answer is:

silicon

280) Which of the following is the binding material in cemented carbides

Answer is:

cobalt