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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
- A body of length 1 m having cross-sectional area 0.75 m² has heat flow through it
- If liquid level falls in a capillary then radius of capillary will be
- Two parallel metal plates having charges +Q and -Q face each other at a certain
- A ship A is moving westwards with a speed of 10 km/h and a ship B 100 km
- A wire of resistance 4 ohm is stretched to twice its original length.
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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