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Q. For particles that have mass such like electrons quantum theory gives the relationship of wavelength to momentum by which of the following formulas, where h is Plancks constant, v is the particles speed, m is the particles mass, c is the speed of light and f is frequency:
Answer:-
A) Wavelength = mc2
B) Wavelength = c/ƒ
C) Wavelength = h/mv
D) Wavelength = hf
Q. An emf of 5 V is persuading when the current in the coil changes at the rate of 100 As-1. Find the coefficient of self induction. Solution: Induced emf e = - L dI/dt
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project on not gate
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