| ⇦ | 
| ⇨ |
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: - When a Daniel cell is connected in the secondary circuit of a potentiometer,
- The escape velocity of a body on an imaginary planet which is thrice the radius
- When ₃Li⁷ nuclei are bombarded by protons, and the resultant nuclei are ₄Be⁸,
- Potential at a point x-distance from the centre inside the conducting sphere
- If the distance between the plates of two capacitor is increased then capacitance
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a Daniel cell is connected in the secondary circuit of a potentiometer,
- The escape velocity of a body on an imaginary planet which is thrice the radius
- When ₃Li⁷ nuclei are bombarded by protons, and the resultant nuclei are ₄Be⁸,
- Potential at a point x-distance from the centre inside the conducting sphere
- If the distance between the plates of two capacitor is increased then capacitance
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