Total amount entering terminal is given by a=20t sin 4πt mc calculate the current at t= 2sec
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Answer:
Current = Charge/time
= dq/dt
=d(20t*sin(4*pi*t))/dt
= 20*sin(4*pi*t) + 80*pi*t^2 * cos(4*pi*t)
at t=2: current = 320pi
Explanation:
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