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Photoelectric electricity is produced directly from solar energy when which following are absorbed in a semiconductor to create an electric current?
a) Protons
b) Electrons
c) Neutrons
d) Photons
Ans- Photons
What do you understand by half period zones? What is their other name? Distinguish between physical and geometric (wave) approximations of light.
Coulomb: Coulomb is the fundamental unit of charge. It is explained as the charge required to obtain 9?109 newton of force among two equal charges separated at a distance of one m
What do some fiber change the color of light? Actually, all fibers change the color of the light in one technique or other. Because of the physical characteristics of the condu
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A stone drops from the edge of the roof. It passes the window 2 m high in 0.1s . How far is the roof above the top of the window? Solution) Height of the window (h) = 2m Acce
When two rays of same frequency, similar wavelength, and similar speed moves in the same direction, their superimposition gives result in the interference. Due to interference the
Current time base generator
kindly send me a detailed explanation of string constraint relation on pulley based problems....2 solve it do v take a reference point from wich v take d velocities and den v go wi
Explain quasi-static process The process in the system the variables (PTV) alters very slowly so that the systems remain in thermal and mechanical equilibrium with its surround
HOW TO FIND HALF LIFE
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