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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.
Write down the differential form of Poynting theorem. What is the significance of Poynting vector?
A single-phase transformer has a voltage ratio of 6:1 and the h.v.winding is supplied at 540V. The secondary winding gives a full load current of 30A at a power factor of 0.8 l
True or False. The specific gravity of a fluid that sinks in water is greater than 1.00.
For germanium the forbidden gap is (A) 0.15ev. (B) 0.25ev. (C) 0.5ev. (D) 0.7ev. Ans: For germanium the forbidden gap is 0.7ev.
Attraction & repulsion of atom: It can be observed, that if two negatively charged bodies are brought together, there is a force of repulsion between them. Similarly if two p
Define the procedure to determine flaw by transducer. Procedure to find flaw: Cross section of typical contact transducer Ultrasonic flaw detection is fundamentally
When two rays of same frequency, similar wavelength, and similar speed moves in the same direction, their superimposition gives result in the interference. Due to interference the
Q. What is Fraunhofer diffraction? a) The source as well as the screen are at infinite distances from the obstacle producing diffraction. b) The wave front suffer diffracti
this article is about equilibrium types but it is dealing with states of equilibrium. location: http://www.expertsmind.com/course-help/?p=forces-and-equilibrium-types-assignment-he
Give the overview of Newton formulation of physical laws. Newton's formulation of physical laws was so influential which his equations are still in use nowadays. By the beginni
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