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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
- Ohm’s law valid
- The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second
- The transition from the state 3 n = 3 to n = 1 in a hydrogen like atom results
- 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity of the gas
- If h is Planck’s constant, the momentum of a photon of wavelength 0.01 Å is
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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