EASY
JEE Advanced
IMPORTANT
Earn 100

An inductor of 10 mH and a capacitor of 16 μF are connected in the circuit as shown in figure. The frequency of the power supply is equal to the resonant frequency of the circuit. Which ammeter will read zero ampere?

Question Image

100% studentsanswered this correctly

Important Questions on Alternating Current

EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 74
Frequency of AC mains in India is,
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 75
Ohm's law expressed as, E=IR,
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 76
A choke coil and a capacitor are connected in series and the current through the combination is maximum for AC of frequency n. If they are connected in parallel, at what frequency is the current through the combination minimum?
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 77
The RMS value of AC current of frequency 50 Hz is 10 A. The time taken by an alternating current in reaching from zero to maximum value and the peak value of current will be,
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 78
A capacitor is a perfect insulator for,
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 79
In a non-resonant circuit, what will be the nature of the circuit for frequencies higher than the resonant frequency?
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 80

In the series LCR circuit, the voltmeter and ammeter readings are,

Question Image

EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 6 - Alternating Current>Objective Problems [ Level 1 ]>Q 81
An AC source is connected to a capacitor. The current in the circuit is I. Now, a dielectric slab is inserted into the capacitor, then the new current is