![What must be the velocity of a beam of electrons if they are to disply a de Broglie wavelength of 100 Å (mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)? What must be the velocity of a beam of electrons if they are to disply a de Broglie wavelength of 100 Å (mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)?](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/435645549_web.png)
What must be the velocity of a beam of electrons if they are to disply a de Broglie wavelength of 100 Å (mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)?
![For the loading shown, and knowing that the beam AB and DE have the same flexural rigidity, determine the reactions a) at B, and b) at E. Do not round intermediate calculations. For the loading shown, and knowing that the beam AB and DE have the same flexural rigidity, determine the reactions a) at B, and b) at E. Do not round intermediate calculations.](https://homework.study.com/cimages/multimages/16/03.26.4136094231687674771.jpg)
For the loading shown, and knowing that the beam AB and DE have the same flexural rigidity, determine the reactions a) at B, and b) at E. Do not round intermediate calculations.
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