Electric Circuits In a lead acid cell, hydrogen is liberated at both plates. positive plate. none of the plates. negative plate. both plates. positive plate. none of the plates. negative plate. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of following is the unit of magnetic flux density? Lumens. Weber. Daraf. Tesla. Lumens. Weber. Daraf. Tesla. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits How many 200W / 220V bulbs connected in series across 220V supply will consume 100W? 4. 1. 2. Not possible. 4. 1. 2. Not possible. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is 10. 0.85. 0.4. 1. 10. 0.85. 0.4. 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Addition of which of the following substance in electrolyte helps in producing bright finish? Glycerine. Dextrol. Any of above. Phenol. Glycerine. Dextrol. Any of above. Phenol. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which of the circuits power factor can be zero? both ‘a’ and ‘b’ inductive. capacitive. resistive. both ‘a’ and ‘b’ inductive. capacitive. resistive. ANSWER DOWNLOAD EXAMIANS APP