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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.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In an L-C-R series resonant circuit, the capacitance is changed from C to 4C.
- In Young’s double silt experiment, 12 fringes are observed to be formed
- Energy of all molecules of a monoatomic gas having a volume V and pressure P is 3PV/2.
- The frequency of an alternating voltage is 50 cycles per second and its amplitude
- A cycle wheel of radius 4 m completes one revolution in two seconds. Then acceleration
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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