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Olbers' paradox (H. Olbers; 1826):
If the Universe is uniform, infinite & unchanging then the whole sky at night would be bright regarding as bright as the Sun. The further you looked out to space, the more stars there would be, and therefore in any direction wherein you looked your line-of-sight would impinge upon a star eventually. The paradox is resolved through the big bang theory, which puts forth that the Universe is dynamic, non-uniform and (probably) finite.
Centrifugal pseudoforce A pseudoforce which occurs while one is moving in consistent circular motion. One feels a "force" directed outward from the center of motion.
The phenomenon of diffraction was first discovered by Girmaldi. Its experimental study was completed by Newton's and young. The theoretical explanation was first provided by Fresne
A 10 V ZENER DIODE ALONG WITH A SERIES RESISTOR IS CONNECTED ACROSS A 40 V SUPPLY.CALCULATE THE MINIMUM VALUE OF THE RESISTOR REQUIRED,IF THE MAXIMUM ZENER CURRENT IS 50 mA?
Energy: The term energy may be defined as the capacity for doing work. There are two forms of energy: potential energy and kinetic energy. POTENTIAL ENERGY Potential e
A park ride is designed so that the rider is on the edge of a revolving platform, 3.5 m from the platform's center. This platform is mounted 8.0 m from the center of a larger revol
Elephant and Feather - Air Resistance Assume that an elephant and a feather are dropped off a extremely tall building from the similar height at the similar time. We will suppo
UNIT: SI unit of force is Newton (N).
LAW OF CONSERVATION OF MOMENTUM. "The total linear momentum of an isolated system always constant" OR "If there is no external force ap
why the light vibrating in the plane ofincidence is not reflected at Brewster''s angle?
Rutherford’s atomic model failure Rutherford proposed that the electrons circulate around the nucleus. However according to electromagnetic theory, such circulating elect
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