The current in the windings of a toroid is 2.0 A. There are 400 turns

⇦

⇨

The current in the windings of a toroid is 2.0 A. There are 400 turns and the mean circumferential length is 40 cm. If the inside magnetic field is 1.0 T, the relative permeability is approximately

Options

(a) 100
(b) 200
(c) 300
(d) 400

Correct Answer:

400

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

1. Newton postulated his corpuscular theory on the basis of
2. A body moves with a uniform acceleration a and zero initial velocity
3. Two metal spheres of radii 0.01m and 0.02m are given a charge of 15mC and 45mC
4. Which of the following pairs is wrong
5. A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg

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