⇦ | ⇨ |
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
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Sand is being dropped on a conveyor belt at the rate of M kg/s. The force necessary
- A cockroach is moving with a velocity v in anticlockwise direction on the rim
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- The oscillating frequency of a cyclotron is 10 MHz. If the radius of its Dees is o.5 m,
- In the experiment for determination of velocity of sound in air,
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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