Physics Laboratory Manual
4th Edition
ISBN: 9781133950639
Author: David Loyd
Publisher: Cengage Learning
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Chapter 45, Problem 5PLA
To determine
The time takes to create a pulse and then let the electrons recombine with ions to form a neutral state in a Geiger tube.
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In a Geiger tube, the total time taken to create a pulse and then let
the electrons recombine with the ions to again form a neutral state
is about how many µ s
O 300
C 1
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O 1000
30
Use the below values for this problem. Please note that the mass for H is for the entire atom (proton & electron).
Neutron: m = 1.67493x10-27 kg = 1.008665 u = 939.57 MeV/c²
.
¹H: mH = 1.67353x10-27 kg = 1.007825 u = 938.78 MeV/c²
1
1 u = 1.6605x10-27 kg = 931.5 MeV/c²
.
Consider the following decay: 239 Pu 235 U+ a. 239 Pu has a mass of 239.0521634 u, 235 U has a mass of 235.0439299 u, and a has a mass of 4.002603 u.
94
92
94
92
Determine the disintegration energy (Q-value) in MeV.
Q =
Determine the binding energy (in MeV) for 239 Pu.
94
EB =
Use the below values for this problem. Please note that the mass for H is for the entire atom (proton & electron).
Neutron: m,= 1.67493x1027 kg= 1.008665 u = 939.57 MeVIC
H: my = 1.67353x10 27 kg = 1.007825 u = 938.78 MeVic
1u= 1.6605x10-27 kg = 931.5 MeVic?
Consider the following decay: 211 At 207 Bi + a. 211 At has a mass of 210.9874963 u, 207 Bi has a mass of 206.981593 u, and a has a mass of 4.002603 u.
85
83
85
83
Determine the disintegration energy (Q-value) in MeV.
Determine the binding energy (in MeV) for 211 At.
85
EB =
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