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The mass of the electrons 9.8 xx 10^(-28...

The mass of the electrons `9.8 xx 10^(-28)` gram and uncertainty in the velocity equal to `2 xx 10^(-3) cm//sec`. The uncertainty in the position of an electron is `(h = 6.62 xx 10^(-27)` ergsec)

A

`2.9 xx 10^(+2)` cm

B

`2.9 xx 10^(-2)` cm

C

`2.9 xx 10^(-12) cm^(-1)`

D

`2.9 xx 10^(+12) cm^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Delta x. m . Delta v= (h)/(4pi)`
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