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Q.

Gayathri has two bulbs connected across two cells in a simple circuit as shown. How can she make the bulbs glow dimmer

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a

Replace one bulb with piece of paper

b

Replace one cell with piece of  wire

c

Replace one cell with piece of chalk

d

Replace one bulb with another cell

answer is B.

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Detailed Solution

On removing cell, current in the circuit becomes less and the bulb glows dimmer.

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Gayathri has two bulbs connected across two cells in a simple circuit as shown. How can she make the bulbs glow dimmer