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What is Relative humidity ?
Explain the applications of nmr spectroscopy?
Explain the Fluorescence ?
How is soda in a glass sucked up with the help of a straw ?
Describe the main process involved in the manufacture sugar. What is the main bi-product of sugar industry and to what use as put in Bihar ?
Explain the Hard water?
Explain virtual image?
Explain planck’s hypothesis or what the postulates of planck’s quantum theory? (Or) what are the assumptions of quantum theory of black body radiation? : quantum physics
to find the temperature of the sun, the following law is used 1. Charles'law, 2. Stefan's fourth power law of radiation, 3. Boyle's law, 4. Kirchhoff's law
Why is a jet of water curved on coming out of a horizontal nozzle ?
What is a crest?
graph between frequency of photon and velocity of photo elrectron?