chinmayapanda61766

The current in a wire varies with time according to the relationship I = 55 A - (0.65 A/s^2) t^2. How many coulombs of charge pass a cross section of the wire in the time interval between t=0 and t=8.0 s?

(2 Points)

◯ 120 C

◯ 250 C

◯ 330 C

◯ 420 C

◯ None of the Above

In the circuit shown, find the current in resistor R.

(2 Points)

◯ 2.00 A

◯ 3.00 A

◯ 4.00 A

◯ 6.00 A

None of the Above