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(i) It having of dissimilar bright lines.
(ii) It is given by an excited source in atomic state.
(iii)E.g. Spectrum of excited helium, mercury vapours sodium vapours or atomic hydrogen.
Q. Illustrate what does gravitational force depend on? Answer:- The Gravitational force depends on distance as well as mass. Therefore the formula for calculating gravitat
Who first theoretically predicted the existence of the positron, a positively charged electron? He received the Nobel Prize in Physics in 1933. Ans: (Paul Adrien M
kelvin; K (after Lord Kelvin, 1824-1907): The basic SI unit of thermodynamic temperature explained as 1/273.16 of the thermodynamic temperature of the triple point of water.
What is an optical port? In the fiber optics industry, optical port is the component that physically produces the connection or interface in between the harness and the illumin
The refractive index of glass is 1.54. Determine the polarizing angle when light goes from glass to air medium?
Aiming Above the Monkey Assume a zookeeper must shoot a banana from banana cannon to a monkey who hangs from the limb of a tree. This particular monkey has a habit of dropping
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At the neutral position, magnetic field because of the bar magnet is just equal and opposite to the horizontal component of earth's magnetic field.
Inertia: the resistance an object has to a alter in its state of motion. Newton's first law of motion declares that force is NOT required to keep an object in motion. Slide
what is charge?
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