| ⇦ | 
| ⇨ |
A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt battery. The energy stored in the coil is
Options
(a) 250 erg
(b) 250 J
(c) 125 erg
(d) 125 J
Correct Answer:
250 J
Explanation:
Energy U = (1/2) LI²
= (1/2) × 5 × (100/10)² = 250 J
Related Questions: - A tube of length L is filled completely with an incompressible liquid of mass
- The body of mass m hangs at one end of a string of length l, the other end of which
- A particle is dropped from a building. It takes 4 sec for the particle to reach the ground
- If emf induced in a coil is 2 V by changing the current in it from 8 A to 6 A
- Two beams of light having intensities I and 4I interfere to produce a fringe pattern
Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A tube of length L is filled completely with an incompressible liquid of mass
- The body of mass m hangs at one end of a string of length l, the other end of which
- A particle is dropped from a building. It takes 4 sec for the particle to reach the ground
- If emf induced in a coil is 2 V by changing the current in it from 8 A to 6 A
- Two beams of light having intensities I and 4I interfere to produce a fringe pattern
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply