Why does a heavy stone nor break a glass place when place slowly on it, while a small stone falling from a great height easily breaks it ?3 5191
Why it is more difficult to stop a cricket ball than a tennis ball moving with same velocity ?8 16149
When we press our hand on a table downwards, why we do feel the table pressing id greater.1 3338
When a gun is fired, why does the guner receive the jerk ?3 4402
While swimming, why do we press the water backward with our arms and hands ?3 3481
Why a boat rise higher, when it passes from the river water to sea water ?1 3213
Why is it easier to swim in sea water than in the river water?17 62620
Why does a body weigh more at the poles than at the equator?4 22355
If a body is hung from a spring balance first at the poles and then at the Equator, why do the readings of the balance change ?3 3290
Why dies a stone fall when thrown upward, while a balloon rises up?2 3565
Why dies a boat-man push the bank with an oar, when he wants to clear his boat off the bank?1 2609
Why is it easy to turn over a leaf with a wet finger ?1 3011
Why can a bird fly, while a man cannot ?3 4482
When a toy balloon is filled with air and then the air is allowed to go out, why dies the balloon whiz away ?1 3011
When we jump form the boat to the bank why the boat goes backwards from the bank ?1 2971
What is a newton meter?
If f equals electric force, and q and q (read as: q-prime) are the charges on two particles, the expression f is proportional to q times q prime divided by distancesquared is what law?
Tell me how do you calculate shaft power?
why the ammeter and voltmeter has a circle representation
How do fireworks turn into shapes like hearts and stars?
When sound waves travel from air to water, what happens to its frequency?
What is black body and what are its characteristics? : quantum physics
What is the difference between dynamic strain aging and strain aging?
how to figure cubic feet of concrete using English measurements?
What is the wavelength of sound in air?
Explain what is optical medium?
while calculating KVA using Volt and Ampere Reading, why we multiply the result with Square Root of 3 (i.e, 1.73)?
What is the weight of automotive oil?
Why does a tea kettle sing?
Explain what are wave fronts?