A current of 2 A flows through a resistance of 10 Ω for 5 s. The heat produced is
A. 100 J
B. 20 J
C. 400 J
D. 200 J
1 answer
Best answer
Answer: D. 200 J
\(H = I^2 R t = 2^2 \times 10 \times 5 = 200\) J.
Doubtly AI
· 24 Oct 2026
AI-verified · Oct 2026
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