Magnetic Effects of Current and Magnetism-Magnetic Moment (BITSAT Physics): Questions 1 - 4 of 4

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Question number: 1

» Magnetic Effects of Current and Magnetism » Magnetic Moment

MCQ▾

Question

What is the magnitude of magnetic force per unit length of a wire carrying a current of Equation and making an angle of Equation with direction of a uniform magnetic field of Equation ?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Magnetic Effects of Current and Magnetism » Magnetic Moment

MCQ▾

Question

Two magnets each of magnetic moment Equation are placed so as to form a cross at right angle to each other. The magnetic moment of the system will be –

Choices

Choice (4) Response

a.

Equation

b.

M

c.

Equation

d.

0.5 M

Question number: 3

» Magnetic Effects of Current and Magnetism » Magnetic Moment

MCQ▾

Question

A bar magnet of magnetic moment Equation is suspended in a magnetic field of intensity Equation the couple required to deflect it through Equation is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 4

» Magnetic Effects of Current and Magnetism » Magnetic Moment

MCQ▾

Question

Magnetic dipole moment is a –

Choices

Choice (4) Response

a.

Constant quantity

b.

Scalar quantity

c.

Vector quantity

d.

All of the above

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