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When a Daniel cell is connected in the secondary circuit of a potentiometer, the balancing length is found to be 540 cm. If the balancing length becomes 500 cm when the cell is short circuited with 1 Ω, the internal resistance of the cell is
Options
(a) 0.08 Ω
(b) 0.04 Ω
(c) 1.45 Ω
(d) 1.08 Ω
Correct Answer:
0.08 Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The given graph represents V-I characteristic for a semiconductor device
- The ratio of amplitude of magnetic field to the amplitude of electric field for
- If the distance between the plates of two capacitor is increased then capacitance
- A light of wavelength 5000Å falls on a sensitive plate with photoelectric work
- Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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((Final length-initial length)/initial length )×resistence increased
((540-500)/500 )×1=40/500=0.08ohm