Assertion (A) : The resistance of an intrinsic semiconductor decreases with increase in its temperature. Reason (R) : The number of conduction electrons as well as hole increase in an intrinsic semiconductor with rise in its temperature.

Question

Assertion-ReasonTemperature Dependence of Resistance of ConductorsIntrinsic Semiconductors and Their PropertiesCBSE PYQ

Similar Questions

Find the temperature at which the resistance of a wire made of silver will be twice its resistance at 20°C. Take 20°C as the reference temperature and temperature coefficient of resistance of silver at 20°C = 4·0 × 10⁻³ K⁻¹.

TextTemperature Dependence of Resistance of Conductors

Assertion (A) : The temperature coefficient of resistance is positive for metals and negative for p-type semiconductors. Reason (R) : The charge carriers in metals are negatively charged, whereas the majority charge carriers in p-type semiconductors are positively charged.

Assertion-ReasonTemperature Dependence of Resistance of Conductors