Electromagnetic Field Theory Parabolic and lens antenna used at Medium frequency Low frequency High frequency Microwave frequency Medium frequency Low frequency High frequency Microwave frequency ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The critical frequency of ‘F’ layer is greater than 30 MHz. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Self inductance of magnetic coil is proportional to N. N2. 1 / N2. 1 / N. N. N2. 1 / N2. 1 / N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which statement does not say that electrostatic field is conservative? If the curl of E is identically zero. If is gradient of a scalar potential. The work done in a closed path inside the fields is zero. The potential difference between two points is zero. If the curl of E is identically zero. If is gradient of a scalar potential. The work done in a closed path inside the fields is zero. The potential difference between two points is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in Point to point communication Tv broadcast All of these Radio astronomy Point to point communication Tv broadcast All of these Radio astronomy ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory How much current must flow in a loop of radius 1m to produce a magnetic field of 1 mA/m? 1mA. 1.5 mA. 2.5 mA. 2 mA. 1mA. 1.5 mA. 2.5 mA. 2 mA. ANSWER DOWNLOAD EXAMIANS APP
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