In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series

In A Potentiometer Experiment Two Cells Of Emf E And Physics Question

In a potentiometer experiment two cells of e.m.f. E₁ and E₂ are used in series and in conjunction and the balancing length is found to be 58 cm of the wire. If the polarity of E₂ is reversed, then the balancing length becomes 29 cm. The ratio of e.m.f. of the two cells E₁/E₂ is

Options

(a) (1:1)
(b) (2:1)
(c) (3:1)
(d) (4:1)

Correct Answer:

(3:1)

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

  1. Dependence of intensity of gravitational field (E) of earth with distance(r)
  2. 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity of the gas
  3. A particle covers half of its total distance with speed v1 and the rest half distance
  4. A car sounding a horn of frequency 100 Hz passes an observer. The ratio
  5. Two cars A and B moving with same speed of 45 km/hr along same direction.

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.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*