A wire carries a current of 0.1 A for 10 seconds. If the work done in this process is 20 J, find the potential difference between the two ends of the wire.

A wire carries a current of 0.1 A for 20 seconds. If the potential difference between the two ends of the wire is 10 V, find the work done in this process.

A wire carries a current of 0.2 A for 10 seconds. If the potential difference between the two ends of the wire is 20V, find the work done in this process.

A current of 150 mA flows through a wire when the potential difference between its ends is 300 volt. Calculate the resistance of the wire,

1f 20 J of work is done in moving a charge of 5C from one point to another, find the electric potential difference between the two points.

If 15 J of work is done when a charge of 3 C is moved from one point to another, find the electric potential difference between the two points.

A potentiometer wire of length 1m and resistance 10 Omega is connected in series with a cell of emf 2V with internal resistance 1 Omega and a resistance box including a resistance R. If potential difference between the ends of the wire is 1 mV, the value of R is

A uniform magnetic field of 1.5 T exists in a cylindrical region of radius 10.0 cm, its direction parallel to the axis along east to west. A wire carrying current of 7.0 A in the north to south direction passes through this region. What is the magnitude and direction of the force on the wire. If, the wire intersects the axis .

Calculate the work done in moving a charge of 3C through a potential difference of 20 V.

A wire carries a current of 0.3 A. Calculate the charge passing through the cross section of the wire in two minutes.

A current of 0.24 A flows through a conductor when a potential difference of 24 V is applied between its two ends. What is its resistance?