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Bohr given a model for hydrogen molecule which is also applicable for some lighter atoms in which a one electron revolves around a stationary nucleus of positive charge Ze (known as hydrogen like atom)
Bohr's model is based on the following postulates.
(i) The electron can revolve only in particular discrete non-radiating orbits, named stationary orbits, for which total angular momentum of the revolving electrons is an integral multiple of
for small values of theta sine theta is equal to tan theta . how?
working principle of a prism
A large model rocket engine can make a thrust of 12.0 N upon ignition. This engine is part of a rocket with a total mass of 0.288 kg when launched. a) Draw a free-body
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what is radioactivity?
The atomic number of an element represents: (1) Number of neutrons in the nucleus (2) Number of protons in the nucleus (3)Atomic weight of element (4)Valency of el
What is the Static Electricity Have you ever had your hair stand on end after rubbing a balloon on your hair before a birthday party? You have probably experienced static e
Excitation of Modes in Fiber A multimode fiber is used to couple light into a single mode fiber. Both fibers have the same total diameter. Explain the coupling. Use
VISUAL PHOTOMETRY: The branch of science which deals with measurement of brightness or luminous intensities of light emitted by different sources using certain standards and tech
Describe an actual situation that would give rise to the free body diagram
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