Explore topic-wise MCQs in Electromagnetic Theory.

This section includes 17 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.

If D = 2xy i + 3yz j + 4xz k, how much flux passes through x = 3 plane for which -1

A. 12
B. 24
C. 36
D. 48
Answer» D. 48
2.

Find the value of divergence theorem for the field D = 2xy i + x2 j for the rectangular parallelepiped given by x = 0 and 1, y = 0 and 2, z = 0 and 3.

A. 10
B. 12
C. 14
D. 16
Answer» C. 14
3.

Find the value of divergence theorem for A = xy2 i + y3 j + y2z k for a cuboid given by 0

A. 1
B. 4/3
C. 5/3
D. 2
Answer» D. 2
4.

Compute divergence theorem for D= 5r2/4 i in spherical coordinates between r=1 and r=2.

A. 80π
B.
C. 75π
D. 85π
Answer» D. 85π
5.

Compute the Gauss law for D= 10ρ3/4 i, in cylindrical coordinates with ρ= 4m, z=0 and z=5.

A. 6100 π
B. 6200 π
C. 6300 π
D. 6400 π
Answer» E.
6.

Evaluate Gauss law for D = 5r2/4 i in spherical coordinates with r = 4m and θ = π/2.

A. 600
B. 599.8
C. 588.9
D. 577.8
Answer» D. 577.8
7.

Coulomb’s law can be derived from Gauss law. State True/ False

A. True
B. False
Answer» B. False
8.

FIND_THE_VALUE_OF_DIVERGENCE_THEOREM_FOR_THE_FIELD_D_=_2XY_I_+_X2_J_FOR_THE_RECTANGULAR_PARALLELEPIPED_GIVEN_BY_X_=_0_AND_1,_Y_=_0_AND_2,_Z_=_0_AND_3.?$

A. 10
B. 12
C. 14
D. 16
Answer» C. 14
9.

If_D_=_2xy_i_+_3yz_j_+_4xz_k,_how_much_flux_passes_through_x_=_3_plane_for_which_-1

A. 12
B. 24
C. 36
D. 48
Answer» D. 48
10.

The ultimate result of the divergence theorem evaluates which one of the following?

A. Field intensity
B. Field density
C. Potential
D. Charge and flux
Answer» E.
11.

Find the value of divergence theorem for A = xy2 i + y3 j + y2z k for a cuboid given by 0

A. 1
B. 4/3
C. 5/3
D. 2
Answer» D. 2
12.

Compute divergence theorem for D= 5r2/4 i in spherical coordinates between r=1 and r=2.

A. 80π
B. 5π
C. 75π
D. 85π
Answer» D. 85‚âà√¨‚àö√ë
13.

Compute the Gauss law for D= 10ρ3/4 i, in cylindrical coordinates with ρ= 4m, z=0 and z=5.$

A. 6100 π
B. 6200 π
C. 6300 π
D. 6400 π
Answer» E.
14.

Evaluate Gauss law for D = 5r2/4 i in spherical coordinates with r = 4m and θ = π/2.$

A. 600
B. 599.8
C. 588.9
D. 577.8
Answer» D. 577.8
15.

Coulomb’s law can be derived from Gauss law. State True/ False$

A. True
B. False
Answer» B. False
16.

Surface integral is used to compute

A. Surface
B. Area
C. Volume
D. density
Answer» C. Volume
17.

Gauss law for electric field uses surface integral. State True/False

A. True
B. False
Answer» B. False