Under resonance condition the power factor of a system is lagging any of the above leading unity TRUE ANSWER : ? YOUR ANSWER : ?
In RC series circuit R = 2Ω, C = 2μF and 10V dc is applied. Then what is the value of current? 2A 0A 10A 5A TRUE ANSWER : ? YOUR ANSWER : ?
The value of supply voltage for 400 W, 4 Ω load is 20 V. 400 V. 200 V. 40 V. TRUE ANSWER : ? YOUR ANSWER : ?
A capacitor having a mica dielectric εR = 6, a plate area of a 10 inches2 and a separation 0.01 inch. Find the value of C 0 F. 1.349 μF. 1.349 nF. 1.349 F. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following quantities consists of SI unit as WATT ? Charge Force Current Power TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following substance when added to electrolyte promotes smooth deposition? Glucose. Albumen. Any of above. Gelatine. TRUE ANSWER : ? YOUR ANSWER : ?
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is 5000 ohms. 500 ohms. 50 ohms. 1000 ohms. TRUE ANSWER : ? YOUR ANSWER : ?
What is time period T? Time taken by an alternating quantity to complete the (-)ve half. Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to reach the peak value. TRUE ANSWER : ? YOUR ANSWER : ?
Internal resistance of ideal voltage source is 100 ohms infinite zero finite TRUE ANSWER : ? YOUR ANSWER : ?
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value? 1 MΩ 1 KΩ 1 Ω 100 Ω TRUE ANSWER : ? YOUR ANSWER : ?