Top 250+ Solved Electromagnetic Field MCQ Questions Answer
Q. Loss tangent is the same as _________.
a. mutual inductance
b. resistivity
c. conductivity
d. dissipation factor
Q. Loss tangent approximates _________.
a. attenuation constant
b. phase constant
c. intrinsic impedance
d. all of these
Q. The combined effect of electric dipoles is seen in _________.
a. polarization
b. magnetization
c. both (a) and (b)
d. none of these
Q. The combined effect of magnetic dipoles is seen in _________.
a. polarization
b. magnetization
c. both (a) and (b)
d. none of these
Q. Magnetic susceptibility is _________.
a. unitless
b. dimensionless
c. both (a) and (b)
d. none of these
Q. Dipole moment is _________ a right-hand screw, when it is moved inthe current's direction in a current loop.
a. orthogonal to the direction of
b. opposite to the direction of
c. in the direction of
d. none of these
Q. Maxwell's equations involve_______.
a. Charge density
b. Current density
c. Magnetic intensity
d. All of these
Q. Electric dipole is a pair of __________ and __________ point charges.
a. Equal and same
b. Unequal and same
c. Equal and opposite
d. Unequal and opposite
Q. Electric flux density________medium.
a. Depends on
b. Independent of
c. Both (a) and (b)
d. None of these
Q. Charge distribution symmetry can be of _______ type.
a. Spherical
b. Cylindrical
c. Planar
d. All of these
Q. Maxwell's equations in __________ form give unformation at pointsof discontinuity in electromagnetic fields.
a. Differential
b. Integral
c. Algebraic
d. None of these
Q. At the point of discontinuity, __________ component of magnetic fluxdensity is continuous.
a. Tangential
b. Normal
c. None of these
d. Cannot say
Q. For those surfaces where surface charge density is __________ normal component of electric flux density is continuous.
a. Infinity
b. Unity
c. Zero
d. None of these