Electric Circuits Under resonance condition the power factor of a system is unity leading lagging any of the above unity leading lagging any of the above ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA. 130 400 250 900 130 400 250 900 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for electrical contacts. decoration. corrosion. all of above. electrical contacts. decoration. corrosion. all of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When water is added to sulphuric acid colour of acid changes. water start boiling. acid particles get separated. lot of heat is generated. colour of acid changes. water start boiling. acid particles get separated. lot of heat is generated. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Form factor is equal to Peak factor in case of All of these triangle wave. square wave. saw tooth wave. All of these triangle wave. square wave. saw tooth wave. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two identical resistors are first connected in parallel then in series. The ratio of resultant resistance of the first combination to the second will be 2. 4. 0.5. 0.25. 2. 4. 0.5. 0.25. ANSWER DOWNLOAD EXAMIANS APP