| 1 |
The amount of energy equivalent to 1 a.m.u is |
931.5 MeV
93.15 MeV
9.315 MeV
2.224 MeV
|
| 2 |
Binding energy for deuteron nucleus is given by |
2.8 MeV
2.23 MeV
2.28 MeV
2.25 MeV
|
| 3 |
The binding energy per nucleon is maximum for |
Helium
Iron
Potassium
Radium
|
| 4 |
What is difference is isotopes |
Number of protons
Number of neutrons
Number of electrons
Charge number
|
| 5 |
The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass. |
19
20
21
22
|
| 6 |
Number of Isotopes of Neon gas are |
2
3
4
1
|
| 7 |
Both Xenon and cesium have |
33 isotopes
34 Isotopes
36 Isotopes
35 Isotopes
|
| 8 |
The number of Isotopes of cesium are. |
4
32
22
36
|
| 9 |
The number of neutron present in a nucleus in a given by |
N = A+Z
N = A- z
N = Z - A
N = A X Z
|
| 10 |
The charge number of Ba is. |
197
141
56
85
|
| 11 |
The number of neutrons in Li are |
2
3
4
7
|
| 12 |
The number of protons in any atom are always equal to the number of |
Neutrons
Electrons
Positrons
Mesoris
|
| 13 |
The number of Neutron is 238U92is |
92
238
146
330
|
| 14 |
Bottom quark carries charge : |
2/3 e
-2/3 e
+1/3 e
-1 /3 e
|
| 15 |
Which of the following basic force is able to provide an attraction between two neutrons: |
Electrostatic and nuclear b
Electrostatic and gravitational
Gravitational and strong nuclear
Only nuclear force
|
| 16 |
Unit of decay constantλ is: |
ms
m<sup>-1</sup>
m
S<sup>-1</sup>
|
| 17 |
Unit of decay constantλ is: |
ms
m<sup>-1</sup>
m
S<sup>-1</sup>
|
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