SSC JE Electrical Engineering 2013 Paper

Question : 154 of 200

Marks: +1, -0

In a series R-L circuit supplied from a sinusoidal voltage source, voltage across R and L are 3 V and 4 V respectively. The supply voltage is then

Solution:

V_R=3V

V_L=4V

V_s=√{V_R^2+V_L^2}

=√{3^2+4^2}

=5V

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