| ⇦ | 
| ⇨ |
A tangent galvanometer has a coil of 50 turns and a radius of 20 cm. The horizontal component of earth’s magnetic field is Bʜ=3×10⁻⁵ T. What will be the current which gives a deflection of 45⁰?
Options
(a) 0.39 A
(b) 0.29 A
(c) 0.19 A
(d) 0.09 A
Correct Answer:
0.19 A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In which of the follows decays, the element does not change?
- A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state
- A point source emits sound equally in all directions in a non-absorbing medium.
- The earth is assumed to be a sphere of radius R. A platform is arranged at a height R
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which of the follows decays, the element does not change?
- A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state
- A point source emits sound equally in all directions in a non-absorbing medium.
- The earth is assumed to be a sphere of radius R. A platform is arranged at a height R
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
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