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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
- A cell of emf E and internal resistance r supplies current for the same time
- An isolated sphere has a capacitance of 50pF. What would be the radius of the sphere?
- A source is moving towards an observer with a speed of 20 m/s and having frequency
- A perfect gas at 27° C is heated at constant pressure to 327° C. If original volume of gas
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
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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