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Q.

Statement 1: If three identical bulbs are connected in series as shown in figure, then on closing the switche bulb C is short circuited and hence illumination of bulbs A and B decreases.Statement 2: Voltage on A and ,B decreases.

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a

Both statements 1 and 2 are correct

b

Statement 1 is correct statement 2 is incorrect

c

Statement 1 is incorrect statement 2 is correct

d

Both statements 1 and 2 are incorrect

answer is D.

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Detailed Solution

When switch S is closed, bulb C is short circuited, so voltage V distributes only in two parts i.e., voltage on Bulb A and B increases as compared previously. Hence, illumination of bulb A and B increases.
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