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A potentiometer wire has length 4m resistance 8Ω. The resistance that must be connected in series with the wire and an accumulator of emf 2V, so as to get a potential gradientof 1mV per cm on the wire is
Options
(a) 32Ω
(b) 40Ω
(c) 44Ω
(d) 48Ω
Correct Answer:
32Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A potentiometer circuit has been set up for finding the internal resistance of a given
- A tuning fork gives 4 beats with 50 cm length of a sonometer
- The radius of a nucleus of mass number A is directly proportional to
- A particle is executing a simple harmonic motion. Its maximum acceleration
- Electric field at a point of distance r from a uniformly charged wire of infinite
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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