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.Management Sciences
Category: Nuclear Physics
Alpha particle ionizes an atom_________________?
0
A. Through direct collision
B. Through electrostatic attraction
C. Through electrostatic repulsion
D. All of above
Alpha particles possess greater penetration power than that of beta particles due to its_____________?
A. Smaller ionization power
B. Greater ionization power
C. Neither greater nor smaller ionization power
D. Same ionization power
Average distance covered by alpha particles in the air before its ionizing power ceases is called its_________________?
A. Trajectory
B. Range
C. Firing level
D. Limit
The maximum safe limit dose for persons working in a nuclear power station is ________________?
A. 1 rem per week
B. 5 rem per week
C. 4 rem per week
D. 3 rem per week
Pair production cannot take place in a vacuum as ________ is not conserved ?
A. Energy
B. Charge
C. Mass
D. MomentumB.
Radioactivity is a ______ (A) Spontaneous activity (B) Chemical property_____________?
A. A & B
B. B & C
C. C & A
D. A B & C
Radioactive materials can be identified by measuring their_______________?
A. Hardness
B. Density
C. Mass
D. Half life
During the fission process a large amount of______________?
A. Heat energy is released
B. Nuclear energy is released
C. Chemical energy is released
D. Light energy is released
Geiger counter is suitable for _________________?
A. Fast counting
B. Extremely fast counting
C. Slow counting
D. All situations
The path of alpha particle is_______________?
A. Rectilinear
B. Curved
C. Zig-zag or erratic
D. Elliptical
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