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4 प्रतिरोध से प्रति सेकंड 100 जूल ऊष्मा उत्पन्न होती है। प्रतिरोध के सिरों के बीच विभवांतर ज्ञात करें।

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Best Answer

प्रश्नानुसार,

R = 4Ω, P = 100J/S = 100 watt

P = V2 / R ; V2 = PR = 100 × 4 = 400;

20 Volt

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