COMEDK-UGET SERIES
Physics

Lcr Circuit

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

1
2022
2
2009

Chapter Questions
3 MCQs

01
PYQ 2009
medium
physics ID: comedk-u
Quality factor of a series circuit decreases from 3 to 2. Resonant frequency is . Change in band width is
1
zero
2
100 Hz increase
3
100 Hz decrease
4
300 Hz increase
02
PYQ 2009
medium
physics ID: comedk-u
Power factor of a series circuit is
1
2
3
4
03
PYQ 2022
medium
physics ID: comedk-u

A series L-C-R circuit is connected to an AC source of 220V and 50 Hz shown in figure. If the readings of the three voltmeters and are 65V, 415V, and 204V respectively, the value of inductance and capacitance will be

1
2.0 H, 5 F
2
1.0 H, 5 F
3
4.0 H, 6 F
4
1.0 H, 2 F