Top 350+ Solved Electromagnetics MCQ Questions Answer
Q. The coaxial cable consists of
a. conductors
b. dielectric
c. conductor with dielectric
d. two conductors with dielectric
Q. The transmission line is said to be lossless when the
a. conductor is perfect and dielectric is lossless
b. conductor is perfect and dielectric is lossy
c. conductor is imperfect and dielectric is lossy
d. conductor is imperfect and dielectric is lossless
Q. The condition that holds good in a distortionless transmission line is
a. r/l = g/c
b. rl = gc
c. l/r = c/g
d. rg/lc
Q. The Smith chart consists of the
a. constant r and variable x circles
b. variable r and constant x circles
c. constant r and constant x circles
d. variable r and variable x circles
Q. Moving towards the clockwise direction in the Smith chart implies moving
a. towards generator
b. towards load
c. towards stub
d. towards waveguide
Q. The centre of the point having a normalised resistance of 1.2 ohm andreactance of 1.5 ohm is
a. (0.54,0)
b. (0.45,0)
c. (0.36,0)
d. (0.78,0)
Q. The normalised load impedance of the transmission line 50 ohm with a loadof 30 ohm is
a. 30
b. 150
c. 5/3
d. 3/5
Q. For time varying currents, the field or waves will be
a. electrostatic
b. magneto static
c. electromagnetic
d. electrical
Q. According to Faraday’s law, EMF stands for
a. electromagnetic field
b. electromagnetic force
c. electromagnetic friction
d. electromotive force