When a glass cylinder is filled with water and a piece of thick paper is placed at the mouth and the cylinder is inverted, the paper dies not fall. Why ?
2 4212When 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 ?
1 3844When a water pump falls to draw water, a bucket of water poured into it sets it working. Why ?
3 4714Post New General Physics Questions
What is speed of sound at sea level?
What is a thermal transformation?
What is meant by refraction of a wave?
Please define e.s.u. it is the unit of ...... It is equal to .....
This person established the one fluid theory of electricity and performed some of the first investigations into electrical grounding and insulation:
What is the wavelength of sound in air?
What are the three particles that make up an atom?
What are the characteristics of black body? : quantum physics
Who did first record the sound?
What is the weight of automotive oil?
How does the elevation and air pressure affect the boiling point of water?
What would happen if a disk one light second in circumference were to spin at 60 rpm?
Physics short answer to two significant figures, what is the index of refraction of air?
a bullet of mass m travelling at velocity v has a kinetic energy of ½mv2 when it strikes a ballistic pendulum of mass 1000 grams. The kinetic energy of the twomasses moving together just after the moment of impact is about a thousand times smaller than ½mv2. What has most of the bullets initial kinetic energy beenconverted to?
Explain how do you separate hydrogen and oxygen gases in industrial electrolysis of water process?