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. 50 Hz. 150 Hz. 0 Hz. 100 Hz. 50 Hz. 150 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit to get Q>1 which of the following is required? XL>R XL=R All of these XL XL>R XL=R All of these XL ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The voltage induced in an inductor is represented as, product of its inductance and rate of change of current through it. product of its inductance and current through it. ratio of current through it to its inductance. ratio of its inductance to current through it. product of its inductance and rate of change of current through it. product of its inductance and current through it. ratio of current through it to its inductance. ratio of its inductance to current through it. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit, at resonance condition the value of current is Maximum Minimum None of these Zero Maximum Minimum None of these Zero ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons? 20. 39. 38. 19. 20. 39. 38. 19. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Current efficiency in electroplating is usually 70 to 80 %. 50 to 60 %. 90 to 98 %. 99 %. 70 to 80 %. 50 to 60 %. 90 to 98 %. 99 %. ANSWER DOWNLOAD EXAMIANS APP