Science, asked by lovingsingh2017, 9 months ago

एक 1000 वाट,240 वोल्ट की एक विद्युत केतली, जिसकी ऊष्मीय दक्षता 80 प्रतिशत
है,3 लीटर पानी का 20°C से 100°C तापमान बढ़ाने के लिये प्रयोग की जाती है।
लिया गया समय ज्ञात कीजिये।

Answers

Answered by charumannem

0

Answer:

what it means

Explanation:

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