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Q.

Three identical bulbs are connected, as shown in the figure. Choose the correct statement.

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a

If P is removed, bulbs R and Q will still glow.

b

If bulb R is removed, bulbs P and Q will still glow.

c

All bulbs are in a series combination.

d

Resistance R is parallel to P and Q.

answer is C.

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Detailed Solution

Bulbs are connected in series combination as the negative terminal of the previous bulb is connected to the positive terminal of the later bulb. In a series connection, if one bulb is disconnected, the circuit becomes open. So other bulbs stop glowing. 

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