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(a) State the postulate of STR and deduce Lorentz Transformation.
OR
Give basic postulate of special theory of relativity. Derive Lorentz Transformation equations.
(b) Prove that particle having rest mass zero is always moving with velocity of light.
Photoelectric effect An effect described by A. Einstein that demonstrates that light appears to be built up of photons or particles. Light can do excite electrons (called phot
A long, straight, current-carrying wire carries a current from west to east. A compass is held above the wire. a. Which direction does the north pole of the compass point? S
Conservative Force : A force is told conservative when the work completed by the force in moving a particle from an instance to another instance is independent of the path followed
"The pressure of a needed mass of gas at constant volume differs directly as its Kelvin Temperature",
Uses of Radar: Radar is used to locate and recognize war planes and missiles, to guide ships or submarine to see position of a satellite in space.
Two 1100-kg cars are travelling 95 km/h in opposite directions when they collide and are brought to rest. Estimate the change in entropy of the universe as a result of this collisi
the loop shown at right, with
thery
Construction of a transformer: The essential parts of a transformer are: i) core ii) primary coil and iii) secondary coil. In its general form, a core (C) consists of a soft-ir
What is the essential effect of a magnetic field? Answer: A magnetic field is an imperceptible entity that exists in a region of space that may be void of all matter in th
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