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 increases. short circuit. open circuit. dielectric losses decreases. dielectric losses increases. short circuit. open circuit. dielectric losses decreases. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits During charging, the electrolyte of a lead acid battery becomes there is no change in electrolyte. stronger. diluted with water. weaker. there is no change in electrolyte. stronger. diluted with water. weaker. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be 0.5. 0.25. 4. 2. 0.5. 0.25. 4. 2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 200 resistors of 200 Ω each are connected in parallel. Their equivalent resistance will be 400 Ω. 4 kΩ. 1 Ω. 200 Ω. 400 Ω. 4 kΩ. 1 Ω. 200 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be 20 Ω. 40 Ω. 15 Ω. 30 Ω. 20 Ω. 40 Ω. 15 Ω. 30 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. infinite, zero infinite, infinite zero, infinite zero, zero infinite, zero infinite, infinite zero, infinite zero, zero ANSWER DOWNLOAD EXAMIANS APP
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