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A galvanometer of 50 Ω resistance has 25 divisions. A current of 4×10⁻⁴ A gives a deflection of one division. To convert this galvanometer into a voltmeter having a range of 25 volt, it should be connected with a resistance of
Options
(a) 2500 Ω as a shunt
(b) 245 Ω as a shunt
(c) 2550 Ω in series
(d) 2450 Ω in series
Correct Answer:
2450 Ω in series
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A ball is dropped from the root of a tower of height h
- An a.c. supply gives 30 volt r.m.s which passes through a 10Ω resistance.
- The current flowing through a lamp marked as 50 W and 250 V is
- The mass of a ⁷₃ Li nucleus is 0.042 u less than the sum of the masses of all its nucleons
- A hollow sphere of radius 0.1m has a charge of 5×10⁻⁸C. The potential
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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