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In a potentiometer experiment, the balancing with a cell is at length 240 cm. On shunting the cell with a resistance of 2Ω , the balancing becomes 120 cm. The internal resistance of the cell is
Options
(a) 1Ω
(b) 0.5Ω
(c) 4Ω
(d) 2Ω
Correct Answer:
2Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If two charges +4e and +e are at a distance x apart, then at what distance charge q
- A horizontal straight conductor kept in north-south direction falls under gravity. Then
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- To convert a 800 mV range millivoltmeter of resistance 40Ω into an ammeter of 100 mA
- A magnetic force acting on a charged particle of charge -2µC in a magnetic field of 2T
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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