Resistance of a bulb is `500 Omega`. It is connected to a battery of potential difference 220 V. How much current will flow through it?

The resistance of the filament in a light bulb is 1000 Omega . If the bulb is fed by a current from a source of potential difference 230 V, how much current will flow through it?

A copper wire of resistance 100 Q is connected to a battery of potential difference 25 V. What will be the current flowing through the wire? If the wire is replaced by aluminium wire, the current flowing through it decreases by 0.05 A. What is the resistance of aluminium wire used?

Answer the following. The resistance of the filament of a bulb is 1500 Omega . It is drawing current from a source of 230 V. How much current is flowing through it?

The resistance of the filament of a bulb is 1000 Omega . It is drawing a current from a source of 230 V. How much current isflowing through it?

If 90 W bulb is connected to a circuit with potential difference of 360 V,find the current flowing through the bulb?

The resistance of the filament of a bulb is 1000 ohms. It is drawing a current from a source of 240 volts. How much current is flowing through it?

The resistance of a galvanometer is 4052 Omega . What shunt must be connected so that 1% of the total current will flow through the galvanometer?

The resistance of a device is 100 Omega . Find the current through it when a potential difference of 20 V is applied across it. To pass the same current through a device having resistance 200 Omega , how much potential difference should be applied across it?

Three resistors having resistances of 5 Omega , 10 Omega and 30 Omega are connected in parallel and a potential difference of 12 V is applied across them. Obtain the current flowing through the circuit ang through individual resistors. What is the effective resistance in the circuit?

Three resistors having resistances of 3 Omega , 4 Omega and 6 Omega are connected in parallel and a potential difference of 12 V is applied across them. Obtain the current flowing through the circuit and through individual resistors. What is the effective resistance in the circuit?