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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 resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
- The component of vector A=2i+3j along the vector i+j is
- A transformer of 100% efficiency has 200 turns in the primary coil and 40000 turns
- The polarising angle of glass is 57⁰. A ray of light which is incident at this angle
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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