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Fermat's principle; principle of least time (P. de Fermat):
The principle put by P. de Fermat, which states the path taken through a ray of light among any two points into a system is always the path which takes the least time.
Two travelling sinusoidal waves are described by the wave functions Y 1 = 55.00 sin [π (4.00 x - 1200 t )] Y 2 =55.00 sin [π (4.00 x - 1200 t - 0.250)] Where x ,
what is friction force? why does opposes the motion?
Explain the differences between heat transfer mechanisms in solids, liquids, gases (conduction, convection, radiation) Explain the combinations of substances, in terms of molecula
What is coulmb''s law
two blocks of mass 2kg and 4 kg are held together by a string force of 10N is applied on 2kg and 20N on 4kg find the tension in the string connected between two blocks
Chemical changes during: Discharging: The current will flow from positive to negative plate in the external circuit. As current now enters by negative plate, the negative
Explain formation of a potential barrier in a p-n junction Formation of Potential Barrier in a P-N junction: The two kinds of extrinsic semiconductors p-type and
project of class12,,to demonstrate electrostatics shielding
Tin: Atomic number 50 Symbol Sn Atomic weight 118.69 Discovery Known since ancient
you were to walk briefly in space without a spacesuit while far from the Sun (as an astronaut does in the movie 2001 ), you would feel the cold of space --while you radiated energ
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