Answer to Question #233611 in Classical Mechanics for sara

Classical Mechanics

Question #233611

Determine the total charge entering a terminal between t = 1 and t = 2 s and t = 2 s if the current passing the terminal is I = (3t² -t) A.

Expert's answer

"dq=Idt,"

"q=\\intop_1^2(3t^2-t)dt=(t^3-0.5t^2)|_1^2=5.5~C."

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