Physics, asked by kaminikbkj, 11 months ago

Plz solve this question with solution

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Answered by Xxxxxxxxxxxxxxxxxxcc

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Answer:

Explanation:

Given P=50W time t=30×60=1800s

Then W=Pt=90000

We know

W= msdt

90000=20×548(T-10)

8.21+10=T

Hence Tf=18.21 °C

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