CBSE 2024 · Region 3 · Set 3 · Q6 · 1 mark
The average value of the alternating voltage $\displaystyle \mathrm{v}=(157 \mathrm{~V}) \sin \omega \mathrm{t}$ over its first half-cycle is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle 78 \cdot 5 \mathrm{~V}$
Alternating CurrentRepresentation of AC Current and Voltage by Rotating Vectors — PhasorsApplymcqmedium
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CBSE Class 12 Physics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.