yradf9816 yradf9816

09-01-2024
Physics

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The magnetic flux (in Weber) linked with a coil of resistance is varying with respect to time t as Φ(t)=at²+bt. Then the current in the coil at t=1 second is:

a) a+b
b) 2a+b
c) a−b
d) 2a−b

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