

MCQOPTIONS
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1. |
The de-Broglie wavelength \[\lambda \] associated with an electron having kinetic energy E is given by the expression |
A. | \[\frac{h}{\sqrt{2mE}}\] |
B. | \[\frac{2h}{mE}\] |
C. | \[2mhE\] |
D. | \[\frac{2\sqrt{2mE}}{h}\] |
Answer» B. \[\frac{2h}{mE}\] | |