Navigate

In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm

In potentiometer experiment, a cell of emf 1.25V gives balancing length of 30 cm. If the cell is replaced by another cell, then balancing length is found to be 40cm. What is the emf of second cell?

Options

(a) ≈1.5V
(b) ≈1.67V
(c) ≈1.47V
(d) ≈1.37V

Correct Answer:

≈1.67V

Explanation:

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

KCET2014
admin:

Related Questions

  1. Cathode rays are produced when the pressure is of the order of
  2. Two Carnot engine A and B are operated in series. The engine A receives
  3. During mean life of a radioactive element, the fraction that disintegrates is
  4. The mirrors are inclined at an angle of 50⁰. The number of images formed for an object
  5. A spring balance is attched to the ceiling of lift.A man hangs his bag on the string