| ⇦ | 
| ⇨ |
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: - A bar magnet of pole strength 10 A-m is cut into two equal parts breadthwise.
- The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength
- A battery charges a parallel plate capacitor seperated by distance(d) so that the energy
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- The electromagnetic theory of light failed to explain
Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bar magnet of pole strength 10 A-m is cut into two equal parts breadthwise.
- The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength
- A battery charges a parallel plate capacitor seperated by distance(d) so that the energy
- A particle moving in a straight line covers half the distance with speed of 3 m/s
- The electromagnetic theory of light failed to explain
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