Consider the circuit shown below, which has four identical light bulbs and two s

Question

Consider the circuit shown below, which has four identical light bulbs and two switches. a C (a) To maximize the brightness of bulb A, how should the switches be set? Both switches should be open Both switches should be closed. Switch a should be closed, and switch b should be open. Switch a should be open, and switch b should be closed Switch a should be closed, and switch b can be in either position. switch a can be in either position, and switch b should be open. Switch a can be in either position, and switch b should be closed. Opening or closing the switches makes no difference to the brightness of bulb A.

Explanation / Answer

To maximize the brightenss of bulb A ,we need to allow more current to pass through bulb A

For this we need to close a and open b

so correct option is Switch a should be closed and switch b should be open

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