Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is f0 / 4. still f0. 2f0. f0 / 2. f0 / 4. still f0. 2f0. f0 / 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In question no.3, which of the following is true ? iL(0) = ic (0). ic (0+) = i(0+). i(0+)= iL(0+). None of these. iL(0) = ic (0). ic (0+) = i(0+). i(0+)= iL(0+). None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. zero, zero infinite, zero infinite, infinite zero, infinite zero, zero infinite, zero infinite, infinite zero, infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which braking back emf exceeds supply voltage? Regenerative. Dynamic. None of these. Plugging. Regenerative. Dynamic. None of these. Plugging. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the figure given, the value of R is 24 Ω. 12 Ω. 10 Ω. 18 Ω. 24 Ω. 12 Ω. 10 Ω. 18 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Image impedance can be written by using short circuit impedance(Zsc)and open circuit impedance(Zoc) as (Zsc . Zoc)½ Zsc/Zoc Zsc+Zoc Zsc-Zoc (Zsc . Zoc)½ Zsc/Zoc Zsc+Zoc Zsc-Zoc ANSWER DOWNLOAD EXAMIANS APP