Why mercury rises in a barometer ?
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how many neutrons and how many protons are present in a single deuterium nucleus?
When water is boiled in a tin and its mouth is closed by a rubber cork, then on pouring cold water over the tin it is crushed. Why ?
explanation about cdma and is working process
What is the laws of dry or solid friction.
the force of attraction of earth on a man, who is inside the artificial satellite is zero state the above is correct or not if not please explain the correct answer
When a toy balloon is filled with air and then the air is allowed to go out, why dies the balloon whiz away ?
Speed of the D.C. series motor at no load is ?
Can a vector have a component equal to zero and still have a nonzero magnitude?
What is Fahrenheit thermometer ?
Why dies blotting paper absorb ink ?
What is the Unit to measure pressure?
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