Electric Circuits A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+? dielectric losses decreases. dielectric losses increases. short circuit. open circuit. dielectric losses decreases. dielectric losses increases. short circuit. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If conductance increases as temperature increases it is called as .......... negative co-efficient. positive co-efficient. both 1 and 2. None of these negative co-efficient. positive co-efficient. both 1 and 2. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is 4 A. 0 A. 1 A. 2 A. 4 A. 0 A. 1 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be 28.8o. 20.2o. 40.4o. 32.1o. 28.8o. 20.2o. 40.4o. 32.1o. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Unit step function is first derivative of ramp function. parabolic function. gate function. impulse function. ramp function. parabolic function. gate function. impulse function. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When the internal resistance of a cell is large compared to the external resistance in the circuit then high current can flow through the external resistance by grouping the cells in either series or parallel. mixed. as in series. in parallel. in either series or parallel. mixed. as in series. in parallel. ANSWER DOWNLOAD EXAMIANS APP
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