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sruthi

· started a discussion

· 1 Months ago

Exaplanation (Question: 137977.0 )

Explanation?

Question:

In an a.c. series RLC circuit, the voltage across R and L is 20 V, voltage across L and C is 9V and voltage across RLC is 15V. What is the voltage across C?

Options:
A) 7V
B)

12V

C) 16V
D)

21V

Solution:
Ans: (a)

Pawan Chandani

· commented

· 1 Months ago

Vr^2 + Vl^2=400,VL-Vc=9,Vr^2+(vL-Vc)^2=225, solve these equation....
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