Electromagnetic Field Theory A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is 2.5 N. 3.75 N. 2 N. 5 N. 2.5 N. 3.75 N. 2 N. 5 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in which of the following? Radio astronomy TV broadcast Point-to-point communication All of these Radio astronomy TV broadcast Point-to-point communication All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Voltage applied across a dielectric produces an electrostatic field 50 times greater than air. The dielectric constant of the dielectric will be 50. 20. 10. 5. 50. 20. 10. 5. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The coils having self inductance of 10 mH and 15 mH have an effective inductance of 40 mH, when connected in series aiding. What will be the equivalent inductance if we connect then in series opposing? 5 mH. 0 mH. 10 mH. 20 mH. 5 mH. 0 mH. 10 mH. 20 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Inside a hollow conducting sphere electric field is a non zero constant. electric field changes with magnitude of the charge given to the conductor. electric field changes with distance from the center of the sphere. electric field is zero. electric field is a non zero constant. electric field changes with magnitude of the charge given to the conductor. electric field changes with distance from the center of the sphere. electric field is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is constant and field is varying then emf will be induced. This principle is called dynamically induced emf. None of these virtually induced emf. static induced emf. dynamically induced emf. None of these virtually induced emf. static induced emf. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS