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In a tangent galvanometer, a current of 0.1 A produces a deflection of 30⁰. The current required to produce a deflection of 60⁰ is
Options
(a) 0.2 A
(b) 0.3 A
(c) 0.4 A
(d) 0.5 A
Correct Answer:
0.3 A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The ratio of the dimensions of planck’s constant and that of the moment of inertia is
- A source of unknown frequency gives 4 beats/s, when sounded with a source harmonic
- Radioactivity of a sample at T₁ time is R₁ and at time T₂ is R₂. If half-life
- The temperature of a metal block is increased from 27⁰C to 84⁰C. The rate of radiated energy
- A concave lens of focal length f forms an image which is 1/3 times the size
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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