When a potential difference, V is applied across the ends of a resistor of resistance, R a Current, l passes through the resistor. The heat generated in the resistor in time, t is given by the expression

Similar Questions

In an A.C circuit, the ratio of r.m.s value to peak value of current is ...

A machine whose efficiency is 75% is used to lift a load of 1000N. Calculate the effort put in to th...

Siphon will fail to work if ...

A body is rotating in a horizontal circle of radius 2.5m with an angular speed of 5 rad s-1. Calcula...

The size of the hole of a pin hole camera is increased. The resultant image formed becomes ...

Masses,m1 and m2 at the 20-cm and 65-cm marks respectively of a uniform metre rule freely suspended ...

If a wheel 1.2 m in diameter rotates at one revolution per second, calculate the velocity of the whe...

To keep a vehicle moving at a constant speed V requires power P from the engine. The force provided ...

The derived unit of pressure can be expressed as ...

Calculate the energy required to vapourise 50g of water initially at 80oC.[specific heat capacity of...