How is the index of refraction computed?
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which one of the following does a tv remote control unit used to operate a tv ? a)light waves b) sound waves c) micro waves d) radio waves
a truck A moving with a velocity of 30m/s collides with a stationary trolley B of mass 0.5tonnes after collision the two bodies were automatically connected.find their common velocities after collision if the mass of truck is 1.2tonne.
What is melody?
Explain the Thermometers’ ?
what happens to the period of a simple pendulum taken into a deep mine
What is photometry?
i didnot recieve my group1 hallticket
How is sound produced?
Explain what is h1n1?
x- rays travel with the velocity of
What is different between secondary electron image and back scattered electron image?
Differentiate static and kinetic friction.