For the circuit shown, current in the resistance is 1A. Then
A) Source voltage is 5V
B) Current is lagging the voltage
C) Power factor is 0.6

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All are true

A and B are true C is false

A and C are true B is false

A is false B and C are true

answer is D.

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Detailed Solution

A) source $v o l t a g e = \sqrt{V_{R}^{2} + {(V_{L} - V_{C})}^{2}}$
B) Since $V_{L} > V_{C},$ circuit is inductive in nature and hence current lags voltage .
C) $c o s ϕ = \frac{V_{R}}{V_{S}}$

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