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Four identical cells of emf Ԑ and internal resistance r are to be connected in series.Suppose, if one of the cell is connected wrongly, then the equivalent emf and effective internal resistance of the combination is
Options
(a) 2E and 4r
(b) 4E and 4r
(c) 2E and 2r
(d) 4E and 2r
Correct Answer:
2E and 4r
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
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
- Electric field intensity at a point in between two parallel sheets due to like
- If longitudinal strain for a wire is 0.03 and its poisson’s ratio is 0.5
- The point of suspension λ of a simple pendulum with normal time period T₁ is moving
- The output of an AND gate is connected to both the inputs of a NOR gate,
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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