Q.
Voltage and current in an ac circuit are given by V=5sin 100πt−π6 and I=4sin 100πt+π6
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a
Voltage leads the current by 30o
b
Current leads the voltage by 30o
c
Current leads the voltage by 60o
d
Voltage leads the current by 60o
answer is C.
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Detailed Solution
Phase difference Δφ=φ2−φ1=π6−−π6=π3
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