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Engineering Physics · Q20

Quantum Mechanics

Engineering and GATE · Engineering Physics · question 20

Q20

An electron propagating along the X-axis passes through a slit of width ∆y = 1 nm. The uncertainty in the y-component of its velocity after passing through the slit is

A.
7.322 x 105 m/s
Answer
B.
1.166 x 105 m/s
C.
3.436 x 105 m/s
D.
2.326 x 104 m/s

Answer: Option A

Solution

Answer: Option A
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