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An electron revolves in a circle at the rate of 10¹⁹ rounds per second. The equivalent current is (e=1.6×10⁻¹⁹C)
Options
(a) 1.0A
(b) 0.2A
(c) 0.1A
(d) 2.0A
Correct Answer:
0.2A
Explanation:
Current I = qf
Given, q = 16 × 10⁻¹⁹ C and f = 10¹⁹
Therefore, I = 1.6 A
Related Questions: - The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
- The given graph represents V-I characteristic for a semiconductor device
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
- The given graph represents V-I characteristic for a semiconductor device
- Out of the following which pair of quantities does not have same dimensions?
- An electron moving in a uniform magnetic field of induction of intensity B,
- The heart of a man pumps 5 litres of blood through the arteries per minute at
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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