Write two factors on which the sentivity of a potentiometer depends.

State the underlying principles of working of a moveing coil galvanometer. Write the two reasons why a galvonmeter cannot be used as such to measure current in a given circuit.Name any two factors on which that current sensitivity of a galvanometer depends.

Write two factors on which the rate of evaporation depends.

State two factors on which the kinetic energy of a moving body depends.

Name two factors on which the refractive index of a medium depends ? State how does it depend on the factors stated by you.

Name two factors on which the time period of a simple pendulum depends. Write the relation for the time period in terms of the above named factors.

State two factors upon which the rate of emission of thermions depends.

(a) Name two factors on which the specific resistance of a wire depends ? (b) Two wires A and B are made of copper. The wire A is long and thin, while the wire B is short and thick. Which will have more specific resistance ?

State one factor on which the magnitude of a non-contact force depends. How does it depend on the factor stated by you?

Name one factor on which the coefficient of friction depends.

Define moment pf inertia. Name the factors on which the moment of inertia depend