Figure shows a circuit that contains four identical resistors with resistance R =
two identical inductors with inductance L = 2.0mH and an ideal battery with emf E = 9V. The current ‘i’ just after switch ‘S’ is closed will be:
Figure shows a circuit that contains four identical resistors with resistance R = two identical inductors with inductance L = 2.0mH and an ideal battery with emf E = 9V. The current ‘i’ just after switch ‘S’ is closed will be:
Option 1 -
2.25 A
Option 2 -
3.0 A
Option 3 -
9 A
Option 4 -
3.37 A
-
1 Answer
-
Correct Option - 1
Detailed Solution:R =
L = 2 mH
E = 9V
Just after the switch ‘S’ is closed, the inductor acts as open circuit.
Similar Questions for you
At resonance VL = VC
On increasing XC decreases so Z decreases, current in circuit increases.
Since current is in phase with voltage, it means circuit is in resonance, so we can write
f =
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 65k Colleges
- 1.2k Exams
- 688k Reviews
- 1800k Answers