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When two part of progressive ray trains of similar type having the same amplitude and similar time period/ wavelength/ frequency traveling with similar velocity along the similar straight line in reverse directions superimpose, a new set of rays are produced. These are called as stationary waves or standing waves.
Q. A managing wire of length 2m has a diameter of 0.4 mm with a resistance of 70 ohm. Find its resistivity. ρ = ( P X πr 2 ) / L = ( 70 X 22 X 2 X 10 -4 X 2
If electrons are treated as classical particles,which statistics will they follow?
Q. Why the centre of Newton's rings pattern appears dark? The thickness of the air film becomes zero at the point of contact of lens L with glass plate P. Therefore there is no
what is proton neuton hypothysis
Explain Shape of the earth? Shape and size of the earth. The shape of the earth is regarded as a sphere, but it is mainly an oblate spheroid like as egg being slightly flatter
Does destructive interference violate the principle of conservation of energy? Briefly explain.
what are the type and classification
Does upthrust change in different liquids (examples please)
What is the principle and ray diagram of a compound microscope
Explain Buoyancy in Air The same buoyancy happens in air. This is how hot air balloons fly. By heating the air and lowering the density of the air in the balloon, the balloon f
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