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The Resistance of 100 W (220 V) Bulb is Greater than that of 60 W (220 V) Bulb. is It True Or False?

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प्रश्न

The resistance of 100 W (220 V) bulb is greater than that of 60 W (220 V) bulb. Is it true or false?
संख्यात्मक
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उत्तर

We know that, R = `"V"^2/"P"`

Thus, voltage remaining constant, resistance is inversely proportional to the power of the appliance; which means resistance of 60 W (220V) bulb is greater.
Hence, the given statement is false.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 4: Electricity and Magnetism - Exercise 4.2 ii [पृष्ठ १८८]

APPEARS IN

फ्रैंक Physics Part 2 [English] Class 10 ICSE
अध्याय 4 Electricity and Magnetism
Exercise 4.2 ii | Q 29 | पृष्ठ १८८

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