Electric Circuits Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A. 3.149 0.5 1 2.56 3.149 0.5 1 2.56 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Current magnification will occur in which of the following case? Series resonance Parallel resonance None of these Both Series resonance Parallel resonance None of these Both ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The frequency of EMF generated by a generator depends upon its both speed and number of poles. speed. number of poles. nature of supply. both speed and number of poles. speed. number of poles. nature of supply. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When water is added to sulphuric acid colour of acid changes. lot of heat is generated. water start boiling. acid particles get separated. colour of acid changes. lot of heat is generated. water start boiling. acid particles get separated. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC series circuit if the Q factor is 1, then the damping of the system is Over damping Under damping Critical damping Undamping Over damping Under damping Critical damping Undamping ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Form factor is equal to Peak factor in case of All of these square wave. triangle wave. saw tooth wave. All of these square wave. triangle wave. saw tooth wave. ANSWER DOWNLOAD EXAMIANS APP