Explain when is fluorescence strong?
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How does the elevation and air pressure affect the boiling point of water?
What is Oxidation ?
Why is it easy to turn over a leaf with a wet finger ?
what is relation between magnetic and electricity and why?
What do you know about Noble Gases?
A truck travels 420 m. Each tire on the truck has a diameter of 42 cm. If one revolution of a tire is equal to 2? Times the radius of the tire (in meters), which of the following equations shows how many revolutions each tire makes as the distance is traveled?
Explain the Electric dynamo ?
You want to magnetize a metal. How would you do that?
What is the opaque?
WHICH ONE FEELS COLDER METAL SURFACES OR WOODEN SURFACES?
What is the quantity?
Who first described how shock waves are formed?