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An electron is in a box of width 3*10^-10m.what are de broglies wavelength and magnitude of momentum of the electron if it is inA)n=1 level B)n=2 level C)n=3 levelAns) Use the principe wavlength=2L/m
Area of a Circle As a Limit Describing that the area of a circle is a limit of the sum of the area of interior triangles as the number of triangles goes to infinity.
what is gravitional constant? mention its SI value
Q. How greatly does sea salt weigh per cubic foot? Answer:- Sodium chloride NaCl weighs 72 lb/ft 3 .
What are radiation hazards? Mention four safety measures which should be taken against radioactive radiation. OR Explain radio isotopes? Write their any four uses. Descri
What is the ratio of mass of an electron to the mass of a proton: (1) 1 : 2 (2) 1 : 1 (3) 1 : 1837 (4) 1 : 3 Ans: 1: 1837
Why does the charge on the outer surface of a parallel plate capacitor doesn't change when it is connected by a battery. only inner surface charge gets affected. Why??
EXAMPLES OF IT
some details about wave
Tachyon A purely speculative particle that is presumed to travel quicker than light. According to Einstein's equations of special relativity, a particle along an imaginary rest
Q. What are the various energy losses of a transformer? Energy losses in a transformer: (a) Hysteresis loss (b Copper loss (c) Eddy current loss (Iron loss) (d)
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