Define moment of inertia. State its SI unit and dimensions.

Define magnetic flux . Give its SI unit. I

Define capacitance, give its S.I. unit and dimensional formula.

Define surface tension. Give its units and dimensions.

Define the term density. Give its units and dimensions.

Define acceleration and state its SI unit.

Define the term stress. Give its units and dimensions. Describe the different types of stress.

On what factors does the rate of heat conduction in a metallic rod in the steady state depend? Write the necessary expression and hence define the coefficient of thermal conductivity. Write its units and dimensions also.

Define Resistance. Give its S.I. unit.

Define capacitive reactance. Write its SI units.