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

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Solution

(a) Their brightness would decrease.
If a third bulb is connected, the same voltage will now be shared by three bulbs. Therefore, the brightness of the bulbs would decrease.

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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

(a) Their brightness would decrease. If a third bulb is connected, the same voltage will now be shared by three bulbs. Therefore, the brightness of the bulbs would decrease.

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

(a) Their brightness would decrease.
If a third bulb is connected, the same voltage will now be shared by three bulbs. Therefore, the brightness of the bulbs would decrease.