What do you mean by diffraction and what is/are the proper condition/conditions for it?
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How do fireworks turn into shapes like hearts and stars?
A car traveling at 30mph ( =13.4 m/s) & it slams on its brakes. ( The car is decelerated by the force of the friction 0.7..f *distance x. (Weight=mg) how far will the cargo before it stops?
The gravitational force between two blocks is F what would happen if a mass of both the blocks as well as distance between them is doubled?
When we jump form the boat to the bank why the boat goes backwards from the bank ?
How many types of wave motions are there?
Why is it easy to turn over a leaf with a wet finger ?
Why does fountain pen filler drew up ink ?
WHICH OF THE FOLLOWING PAIR IS INCORRECT? A) ROENTGEN: X-RAY B) NEWTON: LAW OF GRAVITATION C) FARADAY: DIFFUSION OF GASES D) PASTEUR: BACTERIOLOGY
Explain what is the rectilinear propagation of light?
Why does a barometer read higher at Bombay than at Simla ?
What is fluorescence?
What is Suspension ?