| ⇦ | 
| ⇨ |
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: - Alternating current cannot be measured by D.C Ammeter because
- Depletion layer contains
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- A carnot engine working between 300 K and 600 K has a work output of 800J per cycle.
- If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Alternating current cannot be measured by D.C Ammeter because
- Depletion layer contains
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- A carnot engine working between 300 K and 600 K has a work output of 800J per cycle.
- If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required
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