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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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Topics: Current Electricity
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Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the self inductance of 500 turn coil is 125 mH, then the self inductance
- The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length
- Time taken by light to cross a glass slab of thickness 4 mm and refractive index 3 is
- The near point and far point of a person are 40 cm and 250 cm, respectively.
- The conductivity in the intrinsic semiconductor does not depend on
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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