In the circuit shown in the figure, the ac source gives a voltage V=20cos(2000 t). Neglecting source resistance, the voltmeter and ammeter reading will be

see full answer

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

0V, 0.47A

1.68V, 0.47A

0V, 1.4 A

5.6V, 1.4 A

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Z=(R)2+(XL−XC)2; R=10Ω,XL=ωL=2000×5×10−3=10ΩXC=1ωC=12000×50×10−6=10Ω i.e. Z=10Ω Maximum current i0=V0Z=2010=2A Hence irms=22=1.4 A

Watch 3-min video & get full concept clarity