While connecting a bulb to a battery, one of the terminals of the battery was left disconnected. Pick the correct statement.

Brightness of the bulb would decrease

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Bulb would not glow

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Bulb would fuse

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Brightness of the bulb would increase

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Solution

The correct option is B
Bulb would not glow

The bulb will glow only when the circuit is complete. Here, one of the terminals of the battery was disconnected. So, the circuit is not complete and the bulb will not glow.

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Similar questions

Q. If in the above circuit, a third bulb is connected next to bulb 2, what would happen to bulbs 1 and 2?
(a) their brightness would decrease.
(b) Their brightness would double.
(c) They will not glow.
(d) They will continue to glow as before

While connecting a bulb to a battery, one of the terminals of the battery was left disconnected. Pick the correct statement.

Q. Consider a simple circuit containing a battery and three identical incandescent bulbs A, B and C. Bulb A iswired in parallel with bulb B and this combination is wired in series with bulb C. What would happen to thebrightness of the other two bulbs if bulb A were to burn out?(1) Only bulb B would get brighter.(2) Both A and B would get brighter.(3) Bulb B would get brighter and bulb C would get dimmer.

(4) There would be no change in the brightness of either bulb B or bulb C

Few bulbs of same wattage are connected in series in a circuit. Will there be a difference in the brightness of these bulbs, i.e., will the bulb near to the battery glow brighter than the farther one?

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While connecting a bulb to a battery, one of the terminals of the battery was left disconnected. Pick the correct statement.

The correct option is B Bulb would not glow The bulb will glow only when the circuit is complete. Here, one of the terminals of the battery was disconnected. So, the circuit is not complete and the bulb will not glow.

The correct option is B
Bulb would not glow

The bulb will glow only when the circuit is complete. Here, one of the terminals of the battery was disconnected. So, the circuit is not complete and the bulb will not glow.