What is acoustics?
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while climbing a hill or mountain we bend forward. give a scientific expalantion in a simple way
Explain about Anemometer?
What is fluorescence?
What is Convex lens ?
Explain Solution ?
Why dies a man carrying a load on his back lean forward ?
Why ate screws preferred to nails in holding the two pieces of wood ?
What is meant by geo- magnetism ?
With the formula Frequency=(np)/120 were does the 120 come from I realize it to be a constant but how was it determined
Which way do twin screw props on a boat rotate when propelling the boat forward?
What is Refraction ?
What is the difference between diffraction and interference?