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A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m². If the density of charge carriers of the wire is 5×10²⁶ m⁻³, the drift velocity of the electrons will be
Options
(a) 1×10² ms⁻¹
(b) 1.56×10⁻² ms⁻¹
(c) 1.56×10⁻³ ms⁻¹
(d) 1×10⁻²ms⁻¹
Correct Answer:
1.56×10⁻² ms⁻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
- The wheel of a car is rotating at the rate of 1200 rev/min. On pressing
- Three resistances P,Q,R each of 2Ω and an unknown resistances S form the four arms
- Given the value of Rydberg constant is 10⁷ m⁻¹, the wave number of the last line
- A block of mass M is attached to the lower end of a vertical spring
- A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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