Explore topic-wise MCQs in Electromagnetic Theory.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Electromagnetic Theory knowledge and support exam preparation. Choose a topic below to get started.

1.

Vector transformation followed by coordinate point substitution and vice-versa, both given the same result. Choose the best answer.

A. Possible, when the vector is constant
B. Possible, when the vector is variable
C. Possible in all cases
D. Not possible
Answer» B. Possible, when the vector is variable
2.

Transform the vector A = 3i – 2j – 4k at P(2,3,3) to cylindrical coordinates

A. -3.6j – 4k
B. -3.6j + 4k
C. 3.6j – 4k
D. 3.6j + 4k
Answer» B. -3.6j + 4k
3.

The angular separation between the vectors A = 4i + 3j + 5k and B = i – 2j + 2k is (in degrees)

A. 65.8
B. 66.8
C. 67.8
D. 68.8
Answer» D. 68.8
4.

VECTOR_TRANSFORMATION_FOLLOWED_BY_COORDINATE_POINT_SUBSTITUTION_AND_VICE-VERSA,_BOTH_GIVEN_THE_SAME_RESULT._CHOOSE_THE_BEST_ANSWER.?$

A. Possible, when the vector is constant
B. Possible, when the vector is variable
C. Possible in all cases
D. Not possible
Answer» B. Possible, when the vector is variable
5.

Which of the following criteria is used to choose a coordinate system?

A. Distance
B. Intensity
C. Magnitude
D. Geometry
Answer» E.
6.

The spherical equivalent of the vector B = yi + (x + z)j located at (-2,6,3) is given by

A. (7,64.62,71.57)
B. (7,-64.62,-71.57)
C. (7,-64.62,71.57)
D. (7,64.62,-71.57)
Answer» E.
7.

Transform the vector A = 3i – 2j – 4k at P(2,3,3) to cylindrical coordinates$

A. -3.6j – 4k
B. -3.6j + 4k
C. 3.6j – 4k
D. 3.6j + 4k
Answer» B. -3.6j + 4k
8.

The Cartesian coordinates can be related to cylindrical coordinates and spherical coordinates. State True/False.

A. True
B. False
Answer» B. False
9.

The angular separation between the vectors A = 4i + 3j + 5k and B = i – 2j + 2k is (in degrees)$

A. 65.8
B. 66.8
C. 67.8
D. 68.8
Answer» D. 68.8
10.

The scalar factor of Cartesian system is unity. State True/False.

A. True
B. False
Answer» B. False
11.

A charge is placed in a square container. The position of the charge with respect to the origin can be found by

A. Spherical system
B. Circular system
C. Cartesian system
D. Space coordinate system
Answer» D. Space coordinate system
12.

The volume of a parallelepiped in Cartesian is

A. dV = dx dy dz
B. dV = dx dy
C. dV = dy dz
D. dV = dx dz
Answer» B. dV = dx dy
13.

The Cartesian system is also called as

A. Circular coordinate system
B. Rectangular coordinate system
C. Spherical coordinate system
D. Space coordinate system
Answer» C. Spherical coordinate system