One AMU is equal to:
A. 1.66 x 10-27kg
B. 166 x 10-15ng
C. 166 x 10-20g
D. All of above
During fusion of hydrogen into helium:
A. Energy is absorbed
B. Energy is released
C. Mass is increased due to energy absorption
D. Mass is reduced due to the energy released
Which one is not a type of dynamic equilibrium:
A. Rotational equilibrium
B. Translational equilibrium
C. Static equilibrium
D. Both A and C are corret answer
The fission chain reaction in a nuclear reactor can be controlled by introducing:
A. Iron rods
B. Graphite rods
C. Cadmium rods
D. Platinum rods
Average energy required to remove one nucleon from the nucleus is called:
A. Binding energy per nucleon
B. Energy of decay
C. Destruction energy
D. All of abov
Radioactive decay obeys which one of the following law:
A. N=Noe-λt
B. N=Noeλt
C. N=Noe-λt/2
D. No=N(1+eλt)
The diameter of an atom is approximately:
A. 10-12m
B. 10-11m
C. 10-10m
D. 10-14mA. 10-12m
B. 10-11m
C. 10-10m
D. 10-14m
The bombardment of nitrogen with alpha particles will produce:
A. Neutron
B. Proton
C. Electron
D. Positron
Mass defect per nucleon is:
A. The binding energy of the nucleus
B. Packing fraction
C. The average energy of the nucleus
D. All of above
Nuclear forces exist between:
A. Proton-proton
B. Proton-neutron
C. Neutron-neutron
D. All of the above
