## Using the uncertainty principle [ENDORSED]

$\Delta p \Delta x\geq \frac{h}{4\pi }$

Leslie Contreras 1D
Posts: 35
Joined: Fri Apr 06, 2018 11:02 am

### Using the uncertainty principle

In using the uncertainty principle in the textbook why did they replace h as 1.05457x10^-34
in example 1.7

Shione Nakahara 1F
Posts: 31
Joined: Fri Apr 06, 2018 11:04 am

### Re: Using the uncertainty principle  [ENDORSED]

Its' not h. It's h bar which is the same thing as h/2pi

Nienjou Claire 1E
Posts: 30
Joined: Fri Apr 06, 2018 11:05 am

### Re: Using the uncertainty principle

Then, you would plug in 6.626 x 10^-34 for the h in h/2pi