Fill ups:
Relaxation time is of the order of ……………second.

Fill ups Rectilinear figures are formed by……………. .

Fill ups Sunlight is necessary for the process of…………….. .

Fill ups Respiration is of two types…………..and………………. .

Fill ups Brine is a saturated solution of………………

Fill ups: A dielectric is used in a capacitor to ………………….its capacitance.

Fill ups U.V. radiations are used for……………….preservation.

Fill ups: Direction of current is taken as the direction of motion of ……………..

Define average relaxation time. Find the expression of drift velocity in terms of average relaxation time?

Fill ups The resistance of a conductor depends on……………..and…………….