Explain why the resistance of a semiconductor decreases with increase in temperature.

Why resistivity of semiconductor decreases with increase in temperature ?

The resistance of semiconductors decreases with increases in temjperature. (Write Yes or No).

Read the following statements carefully : Y : The resistivity of a semiconductor decreases with increase of temperature. Z : In a conducing solid, the rate of collisions between free electrons and ions increase with increase of temperature. Select the correct statement (s) from the followin :

Read the following statements carefully Y : The resistivity of a semiconductor decreases with increase of temperature Z : In a conducting solid, rate of collisions between free electrons and ions increases with increase to temperature. Select the correct statement(s) from the following :

Why surface tension decreases with increase in temperature ?