Electric Circuits Current magnification will occur in which of the following case? Parallel resonance None of these Both Series resonance Parallel resonance None of these Both Series resonance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance? 200 Ohms. 50 Ohms. 100 Ohms. 25 Ohms. 200 Ohms. 50 Ohms. 100 Ohms. 25 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A battery of E Volts is supplying a steady current to a series circuit of total resistance RΩ and inductance L Henry. A part R1 of the total resistance is suddenly short circuited. Find the expression for current flowing through the battery subsequent to the operation. i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? 0.058 H. None of these. 0.029. 0.049 H. 0.058 H. None of these. 0.029. 0.049 H. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An equipotential surface is one which has all points at _____________ potential. same. none of them. different. zero. same. none of them. different. zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The number of electrons in the outer most orbits of carbon atom is 4. 3. 7. 6. 4. 3. 7. 6. ANSWER DOWNLOAD EXAMIANS APP