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The drift velocity of free electrons in a conductor is v, when a current I is flowing in it. If both, the radius and the current is doubled, then drift velocity will be
Options
(a) v
(b) v / 2
(c) v / 4
(d) v / 8
Correct Answer:
v / 2
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 particle of masses m is thrown upwards from the surface of the earth, with a velocity u
- In a franhofer diffraction experiment at a single slit using a light of wavelength
- A Galilean telescope has an objective of focal length 100 cm and magnifying power 50
- In refraction, light waves are bent on passing from one medium to the second medium
- The charges Q, +q, and +q are placed at the vartices of an equilateral
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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