हिंदी

A bulb of resistance 400 Ω is connected to 200 V mains. Calculate the magnitude of the current.

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प्रश्न

A bulb of resistance 400 Ω is connected to 200 V mains. Calculate the magnitude of the current.

संख्यात्मक
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उत्तर

R = 400 Ω; V = 200 V; I = ?

By Ohm's law, \[I = \frac{V}{R}\]

\[=\frac{200}{400}\]

= 0.5 A

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अध्याय 7: Electric Circuits, Resistance and Ohm's Law - NUMERICAL PROBLEMS ON OHW'S LAW [पृष्ठ १६५]

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गोयल ब्रदर्स प्रकाशन A New Approach to ICSE Physics [English] Class 10
अध्याय 7 Electric Circuits, Resistance and Ohm's Law
NUMERICAL PROBLEMS ON OHW'S LAW | Q 2. | पृष्ठ १६५
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