Electric Circuits Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be 1:8. 1:1. 1:2. 4:1. 1:8. 1:1. 1:2. 4:1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit. What is the value of current I in the 5 Ω resistor in the circuit given in the figure? 3 A. 2 A. 0 A. 4 A. 3 A. 2 A. 0 A. 4 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is represented by the hypotenuse of impedance triangle? Reactance drop. Resistance drop. Apparent power. Impedance drop. Reactance drop. Resistance drop. Apparent power. Impedance drop. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electrics supply for electroplating should be low frequency ac voltage. any of above. DC voltage. low AC voltage. low frequency ac voltage. any of above. DC voltage. low AC voltage. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The indication of the state of charge of a battery is best given by specific gravity of electrolyte. level of electrolyte. colour of electrolyte. temperature of electrolyte. specific gravity of electrolyte. level of electrolyte. colour of electrolyte. temperature of electrolyte. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor contain there dielectric layers of 1, 2 and 3 respectively and thickness of dielectric layers are 0.2 mm, 0.3 mm and 0.4 mm respectively. If area of plate is 20 cm2. What is the value of capacitance? None of them. 36.6 pF. 32 pF. 30 pF. None of them. 36.6 pF. 32 pF. 30 pF. ANSWER DOWNLOAD EXAMIANS APP
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