A UPS (Uninterruptible Power Supply) is a device that provides battery backup when the electrical power fails or drops to an unacceptable voltage level.

Small UPS systems provide power for a few minutes; enough to power down the computer in an orderly manner, while larger systems have enough battery for several hours.

For a thirsty person, drinking water serves to reduce a drive.

The watt-hour (WH) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

1 WH = 3600 joules.

Testosterone is the hormone which is associated with aggression.

There are 3 monosaccharides important in nutrition. They are Glucose, Galactose and Fructose.

Troposphere is the most densest layer and is the lowest atmospheric layer.

Moortidevi Award is given for Authors, excellence in the field of Literary Award in India sponsored by Bharatiya Jnanpith.