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Masses of three wires of copper are in the ratio of 1:3:5 and their lengths are in the ratio of 5:3:1. The ratio of their electrical resistances is
Options
(a) (1:3:5)
(b) (5:3:1)
(c) (1:15:125)
(d) (125:15:1)
Correct Answer:
(125:15:1)
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
- An electric motor operating on a 60 volt D.C supply draws a current of 10 amp.
- Two liquid drops having diameters of 1 cm and 1.5 cm. The ratio of excess
- A soap bubble oscillates with time period T, which in turn depends on the pressure
- The equations of motion of a projectile are given by x=36 t metre and 2y=96t-9.8t²
- The time period of bar magnet is doubled when magnetic field is reduced
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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