Explore topic-wise MCQs in Engineering Physics Questions and Answers.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

If the magnetic meridian of a certain place, the horizontal component of the earth’s magnetic field is 0.26 G and the dip angle is 60°, what is the magnetic field of earth at this location?

A. 0.52 G
B. 0.46 G
C. 0.78 G
D. 0.94 G
Answer» B. 0.46 G
Discussion
2.

The earth’s magnetic field at the equator is approximately 0.4 G. What is the earth’s dipole moment?

A. 0.8 X 1023 Am2
B. 1.0 X 1023 Am2
C. 1.2 X 1023 Am2
D. 1.5 X 1023 Am2
Answer» C. 1.2 X 1023 Am2
Discussion
3.

If for a material, the magnetization is 8 X 105 A/m and the relative permeability is 200, what is the Magnetic Intensity?

A. 4.89 X 103 A/m
B. 4.64 X 103 A/m
C. 4.43 X 103 A/m
D. 4.02 X 103 A/m
Answer» E.
Discussion
4.

Which material is shown in the figure?

A. Diamagnetic Material
B. Paramagnetic Material
C. Ferromagnetic Material
D. Non-Magnetic Material
Answer» B. Paramagnetic Material
Discussion
5.

For a paramagnetic material, χ does not depend on Temperature.

A. True
B. False
Answer» C.
Discussion
6.

The dimensions of χ are ____________

A. [AL]
B. [AL2T-1]
C. [AM2L4T]
D. Dimensionless
Answer» E.
Discussion
7.

In case of diamagnetic materials, M and H are opposite in direction.

A. True
B. False
Answer» B. False
Discussion
8.

The vertical plane containing the earth’s axis of rotation is called as _____________

A. Geographic meridian
B. Magnetic Meridian
C. Magnetic Declination
D. Prime Meridian
Answer» B. Magnetic Meridian
Discussion
9.

If a material is paramagnetic, what shall be the value of χ?

A. Negative
B. Small and positive
C. Large and Positive
D. Depends on other factors
Answer» C. Large and Positive
Discussion