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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
- A nucleus ᴢXᴬ emits an α- particle with velocity v. The recoil speed of the daughter
- A liquid wets a solid completely. The meniscus of the liquid in a sufficiently long
- A block of mass m moving at a velocity v collides with another block of mass 2m
- If in an experiment for determination of velocity of sound by resonance tube
- The half life of radium is about 1600 year. Of 100 gram of radium existing now
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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