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A particle with a charge of -1.5uC and a mass of 2.5x10-6kgis released from rest at point A and accelerates toward point B, Arriving there with a speed of 42m/s. (a) What is the potential difference VB-VA between A and B? (b) Which point is at the higher potential? Give your reasoning.
Illustrate the polarity of Barrier potential. The free electrons which cross over the junction recombine with the holes of p-type and uncover some of the negative ac
It is the lowest temperature at which a flammable liquid can form an ignitable mixture with air. At this temperature the vapour may cease to burn when the source of incitation is r
Diffraction of water waves Let vibrator produce circular wavefronts travelling along (P). Let X, Y be two vertical glass plates immersed in the tank far away from the vib
i have a siphon question
differentiate between direct and indirect band gaps
As CPH has mass, how massless photon is made of two or more CPH? Answer; The Photon carries energy and energy has mass. But the rest mass of photon is aero. No one can see phot
An x-ray photon collides with a free electron, and the photon is scattered. During this collision there is conservation of: a) Momentum but not energy b) Neither momentu
A piece of flint glass is lying on top of a container of water (see figure below). When a red beam of light in air is incident upon the flint glass at an angle of 28°. What i
For each element the number of neutrons in the nucleus can vary. Isotopes :Nuclei of given element with different numbers of neutrons.If they are not radioactive they called
Define free vector
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