Bulb 1 A circuit is shown on the right. Which of the following formulae is/are correct to calculate the heat generated by Bulb I in 't' seconds? R 12 R, Bulb | H.HR II. H = 1 Ri*t III. HV Rit IV. H= VR V (A) I, II (B) II, III (O I. III (D) Only IV
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Answer:
b
Explanation:
the answer is option b,hope it's helpfull
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