What is the magnitude of emf induced in a 200 turn coil with cross-sectional area of 0.16 m2, if the magnetic field through the coil changes from 0.10 Wb/m2 to 0.50 Wb/m2 at a uniform rate over a period of 0.02 seconds?
A. -520 V
B. -640 V
C. -725 V
D. -815 V
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Electromagnetic Field Theory
Related Questions on Electromagnetic Field Theory
A loop antenna is a commonly used for
A. Radar
B. Direction finding
C. Satellite communication
D. All of the above
The divergence of a vector is a scalar, while the curl of a vector is another
A. Scalar
B. Vector
C. Unit vector
D. None of the above
Which antenna is a wideband antenna?
A. Hertz antenna
B. Marconi antenna
C. Folded dipole
D. None of the above
A. Accelerating
B. Retardation
C. Oscillating
D. Lagging the current
Join The Discussion