| ⇦ | 
| ⇨ |
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: - A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt
- A long straight wire of radius a carries a steady current I. The current is uniformly
- Order of e/m ratio of proton, α-particle and electron is
- Which of the following is true for elastic potential energy density?
- A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt
- A long straight wire of radius a carries a steady current I. The current is uniformly
- Order of e/m ratio of proton, α-particle and electron is
- Which of the following is true for elastic potential energy density?
- A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply