3. Figures below show a cell connected to a bulb through insulated copper wires. State with the reason in which case will the bulb (i) glow, and (ii) not glow
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Answer:
Open and close circuit concept must be applied here.
Explanation:
(I) Blub will glow in the second picture as the circuit is closed and complete and the battery is connected.
(II) Blub will not glow in the first picture as the circuit is open and incomplete ad the battery is not connected.
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