Magnetic flux density MCQs, magnetic flux density quiz answers to learn physics courses online. Electromagnetism multiple choice questions (MCQs), magnetic flux density quiz questions and answers for best physics graduate programs. Physics questions and answers, amperes law, galvanometer, cathode ray oscilloscope, magnetic flux density test prep for physics certifications.

Learn electromagnetism test MCQs: a 20 cm wire carrying current of 10 a with magnetic field 0.30 t having angle 40° will produce force of with choices 0.21 n, 0.25 n, 0.31 n, and 0.39 n for best physics graduate programs. Practice assessment test for scholarships, online learning magnetic flux density quiz questions for competitive assessment in physics major. Magnetic Flux Density Video

MCQ: A 20 cm wire carrying current of 10 A with magnetic field 0.30 T having angle 40° will produce force of

1. 0.21 N
2. 0.25 N
3. 0.31 N
4. 0.39 N

D

MCQ: If magnetic field in region is given by B = 4i + 8k, then flux passing through a 5 m² area loop will be

1. 20i + 40k Wb
2. 20 Wb
3. 40 Wb
4. 30 Wb

C

MCQ: According to SI units, unit of magnetic flux is

1. tesla
2. N m A-1
3. weber
4. N C-1

C

MCQ: If magnetic field in certain region is given by B = (40i-18k)Wb m², then flux passing through 5 cm² area loop will be

1. 90 × 10-4
2. 91 × 10-4
3. 92 × 10-4
4. 94 × 10-4

A