Electric Circuits In which of the circuits power factor can be zero? capacitive. resistive. inductive. both ‘a’ and ‘b’ capacitive. resistive. inductive. both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Instantaneous power in inductor is proportional to the temperature of the inductor. product of the instantaneous current and rate of change of current. square of instantaneous current. square of the rate of change of current. temperature of the inductor. product of the instantaneous current and rate of change of current. square of instantaneous current. square of the rate of change of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Pure metal generally have high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and large temperature coefficient. high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and large temperature coefficient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three 3Ω resistors are connected to form a triangle. What is the resistance between any two of the corner? 9 Ω. 2 Ω. 6 Ω. 3 Ω. 9 Ω. 2 Ω. 6 Ω. 3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is 1.2 k Ω. 7.2 k Ω. 2.4 k Ω. 3.6 k Ω. 1.2 k Ω. 7.2 k Ω. 2.4 k Ω. 3.6 k Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is meant by the rate of flow of an electric charge? None of these Electric potential. Electric resistance. Electric current. None of these Electric potential. Electric resistance. Electric current. ANSWER DOWNLOAD EXAMIANS APP
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