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Define the Wave Nature of Sound Sound is called a longitudinal wave because the vibrations are in the same direction as the motion and speed of the wave. This is most easily pi
Cosmological redshift An effect where light emitted through a distant source seems redshifted due to the expansion of spacetime itself.
Davisson and Germer scattered electrons from a crystal of nickel. The scattered electrons formed a strong diffraction pattern. What important conclusion was drawn from this experi
defination them ????
Q. Describe diffrent principle of rays? Principle Ray I : The easy one it hits the lens smack dab in the middle as well as passes straight on through. Principle Ray II : P
It is a method of depositing a thin layer of one metal over one more metal by the method of electrolysis. The articles of cheap solids are coated with valuable metals like silver a
Q. Define: 1 amu One atomic mass unit is thinks as one twelfth of the mass of carbon atom 6 C 12 . 1 amu = 1.66 X 10 -27 kg. Q. Define: mass defect. The dissimi
Q. Define: Q- factor. The Q factor of a series resonant circuit is described as the ratio of the voltage across a coil or capacitor to the applied voltage. That is Q = voltag
Question 1 Discuss the physical characteristics of an X-ray beam. Write a note on factors influencing the quality and intensity of the X-ray beam Question 2 Explain the const
Silicon has 1.45 x 10 10 free electrons/cm 3 at room temperature. If you wanted to have 3x10 6 as many electrons from arsenic doping as thermal free electrons from silicon at ro
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