UPS 1

What is the full form of the abbreviation

UPS?

• Unlimited Power Supply

• Uninterrupted Power Supply

• Uprooted Power Supply

• Utility Power Supply

What is the name of the OFF line UPS

section marked X

• Digital Controller

• Battery Charger

• Load relay

• Voltage regulator

Which type of mounting method is used in

battery installation?

• Tier mounting

• Rack mounting

• Shaft mounting

• Cabinet mounting

What is the type of UPS?

• ON line UPS

• OFF line UPS

• Industrial type UPS

• Line interactive UPS

What is the name of the electronic circuit?

• Amplifier

• Battery charger

• Multiplexer

• Full adder

What is the range of specific gravity of

lead acid battery, under discharged condition?

• 1.11 to 1.14

• 1.14 to 1.17

• 1.17 to 1.26

• 1.26 to 1.28

What is the full form of the abbreviation

CVT?

• Constant Vector Transformer

• Constant Voltage Transformer

• Constant Virtual Transformer

• Constant Volatile Transformer

What is the name of the instrument used

for electrical insulation measurements?

• Megger

• Ammeter

• Voltmeter

• Energy meter

Which IC is used in the battery charging

circuit of ON-Line UPS?

• LM 317

• TL 494

• NE 555

• UA 741

Which method of earth resistance

measurement is experimented?

• Two point method

• Four point method

• Three point method

• Single point method