Bulbs marked 200V and 500 W are shown in the picture.
How is the power and resistance of an electrical device related to each other when the voltage is the same ?

Bulbs marked 200V and 500 W are shown in the picture. Calculate the resistance of each bulb in the circuit.

Bulbs marked 200V and 500 W are shown in the picture. What is the power of the bulb in circuit 2 ? Why ?

Bulbs marked 200V and 500 W are shown in the picture. What is the power with which the bulb in circuit 1 glows ?

An electric bulb has marking 110 V , 100W on it . What is the resistance of electric bulb ?

An electric bulb is labelled 40W, 200V. What is the resistance of the filament?

Two bulbs of 500W and 100W are connected parallely in a circuit of 250 V. Find out the resistance of filaments in each bulb.

A battery of e.m.f. 10V and internal resistance 3W is connected to a resistor. If the current in the circuit is 0.5A, what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed?

0.5 A current flows through an electric heating device connected to 230 V supply . How much is the resistance of the circuit ?

A battery of emf 10V and internal resistance 3Omega is connected to a resistor.If the current in the circuit is 0.5A,what is the resistance of the resistor? What is the terminal voltage of the battery when the circuit is closed?