An image formed by a plane mirror, that cannot be obtained on a screen is called _______.
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Thermohaline circulation is mainly due to
1 WH =
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.
The unit for measuring electric power is the
AV= constant, where A= area of cross-section and V= velocity of fluid. This equation is called _____.
Glass is made of which material?
Glass is made from heating of sand. To melt sand to make glass, the temperature needed is above 1800 deg celcius.
Which mirror is used as rear view mirror in vehicles?
Convex mirror is used as rear view mirror in vehicles. Because the image is smaller, more image can fit onto the mirror, so a convex mirror provides for a larger field of view than a plane mirror. This is why they are useful.
If the speed of an object moving along a straight line is constant, its motion is said to be _________.
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