Fill in the blanks:
The filament resistance of bulb is ......, to its resistance when it is not glowing.

greater

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lower

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equal

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none of above.

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Solution

The correct option is A greater
When the bulb is glowing, heat generates. Because of heat resistance of the filament increases. That is why the filament resistance of glowing bulb is greater than its resistance when it is not glowing.

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Fill in the blanks:The filament resistance of bulb is ......, to its resistance when it is not glowing.

The correct option is A greaterWhen the bulb is glowing, heat generates. Because of heat resistance of the filament increases. That is why the filament resistance of glowing bulb is greater than its resistance when it is not glowing.

Fill in the blanks:
The filament resistance of bulb is ......, to its resistance when it is not glowing.

The correct option is A greater
When the bulb is glowing, heat generates. Because of heat resistance of the filament increases. That is why the filament resistance of glowing bulb is greater than its resistance when it is not glowing.