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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
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Topics: Current Electricity
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A cell can be balanced against 110 cm and 100 cm of potentiometer wire, respectively
- The maximum kinetic energy of the photoelectrons depends only on
- What determines the nature of the path followed by the particle?
- 6Ω and 12Ω resistors are connected in parallel. This combination is connected
- An electric dipole of dipole moment p is placed in a uniform external electric field
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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