Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = b a = b/4 a = 3b a = 2b a = b a = b/4 a = 3b a = 2b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 30 joules. 15 joules. 24 joules. 12 joules. 30 joules. 15 joules. 24 joules. 12 joules. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The skip distance is the maximum distance upto which ionospheric reflection is possible. False True False True ANSWER DOWNLOAD EXAMIANS APP
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 5 N. 3.75 N. 2.5 N. 2 N. 5 N. 3.75 N. 2.5 N. 2 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A waveguide operated below cut off frequency can be used as Phase shifter An isolator An attenuator None Phase shifter An isolator An attenuator None ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an iron core coil the iron core is removed so that the coil becomes an air core coil. The inductance of the coil will increase. decrease. initially increase and then decrease. remain the same. increase. decrease. initially increase and then decrease. remain the same. ANSWER DOWNLOAD EXAMIANS APP
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