Which condition will make a bulb glow?

Type: MCQ • Marks: 1

A. The switch is open

B. Both bulb terminals are connected to different cell terminals through a complete path

C. Both wires touch the same cell terminal

D. Only one bulb terminal is connected

Explanation

The bulb needs a complete path from one cell terminal through filament to the other.

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Class 7th Curiosity

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