Electric Circuits If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power 0 Hz. 100 Hz. 150 Hz. 50 Hz. 0 Hz. 100 Hz. 150 Hz. 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit, voltage across resistor, inductor and capacitor are 5V, 2V and 2V respectively. Find total voltage? 5V 2V 9V 4V 5V 2V 9V 4V ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following defined the average value ? Voltage Current Heating effect Charge transfer Voltage Current Heating effect Charge transfer ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 39.1 V. 45.5 V. 31.9 V. 50.5 V. 39.1 V. 45.5 V. 31.9 V. 50.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The power dissipation in each bulb is not same. None of these The current through each bulb is same. The voltage across each bulb is not same. The power dissipation in each bulb is not same. None of these The current through each bulb is same. The voltage across each bulb is not same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases the current decreases. the current increases. the current remain unaltered. the current decreases abruptly. the current decreases. the current increases. the current remain unaltered. the current decreases abruptly. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS