Which effect of current makes a bulb glow?

Which effect of current is utilised in an electric light bulb?

Which effect of electric current is utilised : in an electric bulb ?

Name the effect of current responsible for the glow of the bulb in an electric circuit.

Look at the circuit shown here What should be done to make the bulb glow?

Surbhi sets up the apparatus as shown to test the electrical conductivity of vinegar. She finds that the current passing through the circuit is not strong enough to make the bulb glow. What other device could she use in place of the bulb so that it glows even under weak current

A torch bulb rated 4.5 W, 1.5 V is connected as shown in Fig. 7.35. The emf of the cell needed to make the bulb glow at full intensity is

The schematic diagram of an open circuit is shown in the given figure. Which of the following objects is inserted tightly in the gap to make the bulb glow?