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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 battery charges a parallel plate capacitor seperated by distance(d) so that the energy
- A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that
- The electric field at a distance 3R / 2 from the centre of a charged conducting
- At which place, Earth’s magnetism becomes horizontal
- Wavefront is the locus of all points, where the particles of the medium
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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