Force act on earth, Q. A rubber ball is dropped to the floor. What forc...

Q. A rubber ball is dropped to the floor. What force act on the ball to bounce? Does the Earth "bounce" too? Ans. The force of the Earth pushing back on the ball causes

What is splicing, What is splicing? Splicing: Two optical fibers uti...

What is splicing? Splicing: Two optical fibers utilized for communication are joined with a process termed as Splicing. This must be done very carefully that is the splicing

#title.electronics., actually in my college we are going to celebrate depar...

actually in my college we are going to celebrate department function for physics we have to keep demos in physics for a project but i don''t have any idea will u help me

Calculate mean life and half life, Q. The half life of radon is 3.8 days. C...

Q. The half life of radon is 3.8 days. Calculate mean life. Half Life Period          HLP T ½ = 0.6931 / λ = 0.6931 τ therefore                      Mean life τ = T ½ / 0.

Concave grating and rowland''s mounting theory, concave grating and rowland...

concave grating and rowland''s mounting theory

Michelson interferometer diagram,

Calculate the gas constant of air, a)  The molar mass of air is 28.97 kg/km...

a)  The molar mass of air is 28.97 kg/kmol and the universal gas constant is 8.314 kJ/(kmolK).  Show by calculation that the particular gas constant of air is around 0.287 kJ/(kgK)

Determine the concept of beam of light, When a certain beam of light falls ...

When a certain beam of light falls upon a metal surface, it ejects photoelectrons from it.  The number of photoelectrons ejected per second by the beam of light depends upon on

Explain dielectric break down, Dielectric break down Dielectric Breakd...

Dielectric break down Dielectric Breakdown : Dielectric Breakdown of a dielectric material is because of the excitation of electrons into the conduction band across the energy

Measurement of temperature, are thermo-electric thermometres fairly sensit...

are thermo-electric thermometres fairly sensitive ?