| ⇦ | 
| ⇨ |
The time period of bar magnet is doubled when magnetic field is reduced by same amount. If initial magnetic field is 0.4 x 10⁻⁴ T then find out decrease in the magnetic field
Options
(a) 0.12 x 10⁻⁵
(b) 0.3 x 10⁻⁴
(c) 0.4 x 10⁻⁵
(d) 12 x 10⁻⁵
Correct Answer:
0.3 x 10⁻⁴
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A galvanometer of resistance 50Ω is connected to a battery of 3 V along with a resistance
- In the series resonance the value of impedence is 3 Ω and the resistance is 4Ω,
- Two bodies of masses m and 4 m are moving with equal K.E. The ratio of their linear
- The energy released in the fission of 1 kg of ₉₂U²³⁵ is (energy per fission = 200 MeV)
- Two discs of moment of inertia l₁ and I₂ and angular speeds
Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A galvanometer of resistance 50Ω is connected to a battery of 3 V along with a resistance
- In the series resonance the value of impedence is 3 Ω and the resistance is 4Ω,
- Two bodies of masses m and 4 m are moving with equal K.E. The ratio of their linear
- The energy released in the fission of 1 kg of ₉₂U²³⁵ is (energy per fission = 200 MeV)
- Two discs of moment of inertia l₁ and I₂ and angular speeds
Topics: Magnetic Effects of Current and Magnetism (167)
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