Electric Circuits Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances? 3 Ω and 9 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. 1.5 Ω and 3 Ω. 3 Ω and 9 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. 1.5 Ω and 3 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 70 times per second. 120 times per second. 80 times per second. 60 times per second. 70 times per second. 120 times per second. 80 times per second. 60 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? BYR. RBY. RYB. YBR. BYR. RBY. RYB. YBR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For steady state current inductor acts as Short circuit Voltage source Open circuit Current source Short circuit Voltage source Open circuit Current source ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 1 F is theoretically equal to ratio of 1 V to 1 C ratio of 1 C to 1 V none of these 1 ohm of resistance ratio of 1 V to 1 C ratio of 1 C to 1 V none of these 1 ohm of resistance ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Dependent source of current and voltage are those which have All of these unidirectional characteristic. output dependent on input. independent of any other network variable. All of these unidirectional characteristic. output dependent on input. independent of any other network variable. ANSWER DOWNLOAD EXAMIANS APP
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