Find the voltage across a 2-F capacitor and the energy stored if the current through it is given as below. Assume the initial voltage of

Find the voltage across a 2-μF capacitor and the energy stored if the current through it is given as below. Assume the initial voltage of the capacitor is zero.

— i(t) = 6exp(-300t)mA.
Find the current if the voltage source is triangular.