INVERTER AND UPS - Quiz

1) What is the minimum permissible single phase working voltage, if the declared voltage is 240V as per ISI?

233 V 228 V 216 V 211 V

2) Which term refers that the mass of a substance liberated from an electrolyte by one coloumb of electricity?

Electrolysis Electro plating Electro copying Electro chemical equivalent

3) What is the full form of abbreviation UPS

Uniform Power Supply Universal Power Supply Unregulated Power Supply Uninterrupted Power Supply

4) Which is frequency converter?

Rectifiers D.C choppers Cyclo converters D.C to A.C converters

5) What is the full form of PWM?

Pulse Wide Modulation Pulse Width Modulation Phase Wide Modulation Phase Width Modulation