# Difference between revisions of "Determining the uncertainty of Eγ"

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Line 13: | Line 13: | ||

t = 50 ± 1 ns | t = 50 ± 1 ns | ||

− | <math>\delta_m</math> | + | <math>frac{\delta_m}{m}</math> = <math>frac{0.00028}{939.565}</math>=<math>3x10exp{-7}</math> |

## Revision as of 08:35, 12 June 2008

To determine the uncertainty in Eγ we pick an angle for the neutron within [

, + Δ ] and a momentum of the neutron between [ , + Δ ].What are reasonable Δ

and Δ ?is determined by time of flight.

Knowns:

= 939.565 ± 0.00028

d = 3 ± 0.005 m

t = 50 ± 1 ns

= =