Which of the bulbs A, B or C will glow first when the switch is on in the following configuration

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All will glow simultaneously

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Solution

The correct option is D All will glow simultaneously
~We know that the bulb will glow when there is a current flow in circuit which happens simultaneously for all bulbs so when the switch is on all will glow simultaneously.
Therefore, D is correct option.

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Question 3

Three bulbs A, B, C are connected in a circuit as shown in Figure. When the switch is ‘ON’

(a) bulb C will glow first

(b) bulb B and C will glow simultaneously and bulb A will glow after some time

(d) the bulbs will glow in the order A, B and C

Question 5

In the circuit shown below, when the switch is moved to ‘ON’ position,

(a) the bulb A will glow first.

(b) the bulb B will glow first.

(d) all bulbs will glow together.

Which bulb will glow when switch is turned on

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