| ⇦ | 
| ⇨ |
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.
Related Questions:
- When a spring is extended by 2 cm energy stored is 100 J. When extended further by 2 cm
- In a capillary tube water raises by 1.2 mm. The height of water that will rise
- A series combination of n₁ capacitors, each of value C₁, is charged by a source
- In some region, gravitational field is zero. The gravitational potential
- The coherence of two light sources means that the light waves emitted have
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply