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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 work function of a substance is 4.0 eV. The longest wavelength of light
- A nuclear reaction is given as 4 ₁H¹→₂He⁴+₀e¹+energy Mention the type of reaction.
- By sucking through a straw, a student can reduce the pressure of his lungs
- In the given figure, a diode D is connected to an external resistance R=100 Ω
- The resultant of two forces, one double the other in magnitude, is perpendicular
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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