Physics > 2014 > 37
WASSCE
In an a.c circuit, when the supply voltage frequency is equal to the resonant frequency, the current
A.
lead, the supply voltage by 90o
B.
lags behind the supply voltage by 90o
C.
leads the supply voltage by 45o
D.
is in phase with the supply voltage
Answer: D
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.
09037778195