Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Four identical electrical lamps are labelled 1.5 V, 0.5 A which describes the condition necessary for them to operate at normal brightness. A 12V battery of negligible internal resistance is connected to lamps as shown thenA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: C
Solution :
For normal brightness of each bulb see following circuit. Current through each bulub\[=0.5A\]You need to login to perform this action.
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