EE MCQ
EE MCQ
Home
Quiz
Contact Us
Electromagnetic Field Theory
A voltage waveform V(t) = 12t2 is applied across a 1H inductor for t = 0, with initial current through it being zero. The current through the inductor for t = 0 is given by
4t3.
12t.
12t3.
24t.
4t3.
12t.
12t3.
24t.
Answer
Download EE MCQ app
Related Question
Electromagnetic Field Theory
A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is
2 × 108.
2 × 10-8.
2 × 106.
2 × 10-6.
2 × 108.
2 × 10-8.
2 × 106.
2 × 10-6.
Answer
Download EE MCQ app
Electromagnetic Field Theory
When the phase velocity of an EM wave depends on frequency in any medium the phenomenon is called
Dispersion
Polarisation
Absorption
Scattering
Dispersion
Polarisation
Absorption
Scattering
Answer
Download EE MCQ app
Electromagnetic Field Theory
The transmitting antennas for lower frequencies (below 500 kHz) are generally
Any of the above
Horizontal suspended wire type
Parabolic reflector type
Vertical grounded wire type
Any of the above
Horizontal suspended wire type
Parabolic reflector type
Vertical grounded wire type
Answer
Download EE MCQ app
Electromagnetic Field Theory
A conductor of length 100 cm moves at right angles to a magnetic field of flux density 1.5 Wb/m2 with a velocity of 50 m/s. The induced emf in the conductor will be
75 V.
37.5 V.
150 V.
50 V.
75 V.
37.5 V.
150 V.
50 V.
Answer
Download EE MCQ app
Electromagnetic Field Theory
A sphere of 20 cm radius contains electrical charge of density 2/(r sinθ) c/m3. What is the total charge contained within the sphere?
0.335 C.
None of above.
0.
0.335/sinθ c.
0.335 C.
None of above.
0.
0.335/sinθ c.
Answer
Download EE MCQ app
Search
Login here
Google
Download our application
Android
Apple
Follow Us
Facebook
Telegram
Instagram