| ⇦ | 
| ⇨ |
Two cells when connected in series are balanced on 8m on a potentiometer. If the cells are connected with polarities of one of the cells is reversed, then they balance on 2m. The ratio of emfs of two cells is
Options
(a) (3:4)
(b) (4:3)
(c) (3:5)
(d) (5:3)
Correct Answer:
(5:3)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The refractive index of water, glass and diamond are 1.33, 1.50, 2.40 respectively
- A heavy stone hanging from a massless string of length 15 m is projected
- Steam at 100⁰C is passed into 20 g of water at 10°C. When water acquires a temperature
- Light of two different frequencies whose photons have energies 1eV
- Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The refractive index of water, glass and diamond are 1.33, 1.50, 2.40 respectively
- A heavy stone hanging from a massless string of length 15 m is projected
- Steam at 100⁰C is passed into 20 g of water at 10°C. When water acquires a temperature
- Light of two different frequencies whose photons have energies 1eV
- Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units
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
using the formula El/E2=L1+L2/L1-L2