The amount of AC content present in the DC output of a rectifier is given by Power factor Ripple factor Peak factor Form factor TRUE ANSWER : ? YOUR ANSWER : ?
Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads Power consumed by Z2 Power consumed by Z1 and Z2 Power consumed by Z1 Zero always TRUE ANSWER : ? YOUR ANSWER : ?
If N = linkage flux, then the linkage flux per unit current is defined as:<br/> Magnetomotive force Inductance Leakage coefficient Inductive reactance TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of conductor voltage and the voltage across the disc nearest to the conductor multiplied by the number discs are String efficiency Disc efficiency Transmission line efficiency Insulator efficiency TRUE ANSWER : ? YOUR ANSWER : ?
Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel 50 μF 1 μF 0.1 μF 100 μF TRUE ANSWER : ? YOUR ANSWER : ?
Extension of moving iron ammeter range can be done by using Inductor Shunt Capacitor Multiplier TRUE ANSWER : ? YOUR ANSWER : ?
Lamp efficiency is measured in Lumen/watt Lumen/lux Candela/watt Lux/watt TRUE ANSWER : ? YOUR ANSWER : ?
Find the mutual inductance between two ideally coupled coils of 2H and 8H 4 H 2 H 8 H 16 H TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following lamps employs a bimetallic strip? Fluorescent lamp Mercury vapor lamp Incandescent lamp Sodium vapor lamp TRUE ANSWER : ? YOUR ANSWER : ?
Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement Neither bulb will glow The 100W bulb will glow brighter Both will glow equally bright The 60W bulb will glow brighter TRUE ANSWER : ? YOUR ANSWER : ?