| ⇦ | 
| ⇨ |
A wire in the form of a circular loop of one turn, carrying a current, produces a magnetic field B at the centre. If the same wire is looped into a coil of two turns and carries the same current, the new value of magnetic induction at the centre is
Options
(a) 5 B
(b) 3 B
(c) 2 B
(d) 4 B
Correct Answer:
4 B
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The upper half of an inclined plane of inclination θ is perfectly smooth while lower
- When a mass M is attached to a spring of force constant K,
- α-particles, deuterons and protons of same energy are moving in a perpendicular
- The temperature coefficient of resistance of an alloy used for making resistor is
- The self induced e.m.f. in a 0.1 H coil when the current in it is changing
Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The upper half of an inclined plane of inclination θ is perfectly smooth while lower
- When a mass M is attached to a spring of force constant K,
- α-particles, deuterons and protons of same energy are moving in a perpendicular
- The temperature coefficient of resistance of an alloy used for making resistor is
- The self induced e.m.f. in a 0.1 H coil when the current in it is changing
Topics: Magnetic Effects of Current and Magnetism (167)
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