Electromagnetic Field Theory For a line characteristic impedance zo terminated is load zo/3, the reflection coefficient is 1/3. – ½. 2/3. – 1/3. 1/3. – ½. 2/3. – 1/3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The critical frequency of ‘F’ layer is greater than 30 MHz. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In above problem, if the inductance L1 and L2 in series aiding with 30 mH mutual inductance, then total inductance will be 50 mH. 150 mH. 200 mH. 100 mH. 50 mH. 150 mH. 200 mH. 100 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic circuit with cross sectional area of 20 cm2 is to be operated at 50 Hz from 120 Vrms supply. The number of turns required to active a peak magnetic flux density of 1.8 T in the core flux is 450. 300. 600. 150. 450. 300. 600. 150. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two coils have inductances L1 = 1200 mH and L2 = 800 mH. They are connected in such a way that flux in the two coils aid each other and inductance is measured to be 2500 mH, then Mutual inductance between the coils is ___________ mH. 150. 250. 225. 145. 150. 250. 225. 145. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two parallel plates are separated by a distance D charged by V volt. The field intensity E is given by, V × D² V × D V / D V² / D V × D² V × D V / D V² / D ANSWER DOWNLOAD EXAMIANS APP
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