The amount of charge Q passed in time t through a cross-section of a w – McqOptions

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1.	The amount of charge Q passed in time t through a cross-section of a wire is \[Q=5{{t}^{2}}+3t+1.\] The value of current at time t=5 s is
A.	9 A
B.	49 A
C.	53 A
D.	None of these
Answer» D. None of these

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