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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
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
- An engine pumps water continuously through a hose. Water leaves the hose
- A boat taken 2h to travel 8km and back in still water.If the velocity of water 4 km/h
- A thermoelectric refrigerator works on
- The binding energy per nucleon in deuterium and helium nuclei are 1.1 MeV and 7.0 MeV
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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