Magnetic Effects of Current and Magnetism-Current Loop as Magnetic Dipole (KVPY Stream SB-SX (Class 12 & 1st Year BSC) Physics): Questions 1 - 1 of 1

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Question number: 1

» Magnetic Effects of Current and Magnetism » Current Loop as Magnetic Dipole

MCQ▾

Question

Two concentric circular coils of radius 14 cm and 40.0 cm having 45 and 20 number of turns carry currents 0.2 A and 0.48 A respectively and in opposite direction. The magnetic field produced at the common centre is –

Choices

Choice (4) Response

a.

0.253 gauss perpendicular to the plane of the coil downward

b.

0.253 gauss perpendicular to the plane of the coil upward

c.

0.253 gauss perpendicular to the plane of the coil may be upward or downward

d.

0.253 gauss in the plane of the coil

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