MGIMS-WARDHA SERIES
Physics

Alternating Current

2 previous year questions.

Volume: 2 Ques
Yield: Medium

High-Yield Trend

2
2010

Chapter Questions
2 MCQs

01
PYQ 2010
medium
physics ID: mgims-wa
A circuit contains a capacitor and inductance each with negligible resistance. The capacitor is initially charged and the charging battery is disconnected. At subsequent time, the charge on the capacitor will
1
increase exponentially
2
decrease exponentially
3
decrease linearly
4
remain constant
02
PYQ 2010
medium
physics ID: mgims-wa
An L-C-R series circuit consists of a resistance of 10 a capacitor of reactance 6.0 and an inductor coil. The circuit is found to resonate when put across a 300 V, 100 Hz supply- The inductance of coil is (take = 3)
1
0.1 H
2
0.01 H
3
0.2 H
4
0.02 H