Why is mercury used in thermometers rather than water?
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Differentiate static and kinetic friction.
Shall i get Section engineer S & T question paper? (Railway recruitment board)
The system shown in the figure is in equilibrium. The metal spheres are identical and each has a mass of 2 kg. The surface areas of the pistons are equal and 100 square centimeters each. The density of water is 1 g per cubic centimeter. Assuming that the frictions and masses of the pistons are negligible, what is the mass of G? ( g = 10N/kg )
What is meant by common potential?
Explain what is h1n1?
-100 mmWC means how much kg/cm2
is a burning candle a undergoing a physicalchange
What is third law of thermodynamics?
What secondary color of light is produced by mixing the primary colors of red and blue?
Explain the Magnifying power ?
What do you mean by newton meter?
If blue light is combined with green light, what color of light is produced?