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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
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- Moment of inertia, along the diameter of a ring is
- A radiation of energy ‘E’ falls normally on a perfectly reflecting surface
- The dimensional formula for Boltzmann’s constant is
- Equal charge q each are placed at the vertices AQ and B of an equilateral triangle
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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