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Davisson and Germer scattered electrons from a crystal of nickel. The scattered electrons formed a strong diffraction pattern. What significant conclusion was drawn from thi
Planck constant; h: The fundamental constant equivalent to the ratio of the energy of a quantum of energy to its frequency. It refer to the quantum of action. This contains th
A block of mass m 1 sits on a rough table. The coe?cient of static and kinetic friction between the mass and the table are s and k, respectively. Another mass m 2 is suspended
Define the Magnets Magnets work according to rules similar to electric charges. All magnets have two poles, north (actually north-seeking) and south poles. Like poles repel and
A hollow sphere of radius R lies on a smooth surface. It is pulled by a horizontal force acting tangentially from the highest point. Find the distance travelled by the sphere durin
Are certification important in the fiber optics industry? It will depend upon the type of certificate, what is certified and through who is granted. Several certifications refe
Diffraction is the spreading of light that takes place when it pass through a thin slit or small hole or passes by an obstacle Answer: Diffraction is the spreading of any k
Red light (λ = 685 nm) falls on a slit that is 0.025 mm wide. The distance between the centers of the central bright band and the second-order dark band is 6.3 cm. What is
How do you separate Hydrogen and Oxygen gases in industrial electrolysis of water process? In electrolysis, oxygen and hydrogen gas are formed at dissimilar electrodes (oxygen
what is semi conductor
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