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प्रश्न
Would the bulb glow after completing the circuit shown in Figure if instead of a safety pin we use an eraser?

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उत्तर
Erasers are bad conductors of electricity. They do not conduct electricity. The circuit becomes an open circuit. Hence, the bulb will not glow if a safety pin is replaced with an eraser.
संबंधित प्रश्न
The following diagram shows three lamps and three switches 1, 2 and 3 connected with two cells.
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- How are the lamps connected: in series or in parallel?

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You are provided with a bulb, a cell, a switch and some connecting wires. Draw a diagram to show the connections between them to make the bulb glow.
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