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Physics - EMI/AC Question with Solution | TestHub

PhysicsEMI/ACGeneralMedium2 minPYQ_2025

PhysicsMediumsingle choice

An alternating current is given by $I = I_{A} sin ω t + I_{B} cos ω t$ . The r.m.s current will be

Options:

Answer:

B

Solution:

$I = I_{A} sin ω t + I_{B} cos ω t I_{ma} = I_{A}^{2} + I_{B}^{2} So, I_{RMS} = \frac{I _{A}^{2} + I _{B}^{2}}{2}$

Stream:JEESubject:PhysicsTopic:EMI/ACSubtopic:General

⏱ 2mℹ️ Source: PYQ_2025

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