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WAEC - Physics (1993 - No. 37)

In a purely resistive a.c. circuit, the current I = Io sin wt and voltage, V = Vo sin wt. Calculate the instantaneous power dissipated in the circuit in time t.
Io Vo
2Io Vosin wt
(Io Vo)/2
Io Vo sin2wt
I2o V2o

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