Materials And Components - Study Mode

[#106] The resistivity of a metal is a function of temperature because
Correct Answer

(A) The amplitude of vibration of the atoms varies with temperature

[#107] The bending of bimetallic strips during rise in temperature is due to difference in their:
Correct Answer

(A) Coefficient of linear expansion

[#108] Aluminium ore is known as-
Correct Answer

(C) Bauxite

[#109] The magnetization 'M' of a superconductor in a field of H is
Correct Answer

(B) -H

[#110] Diamagnetic materials possess
Correct Answer

(D) No dipoles