Strontium-90 is used as __________________?
Strontium-90 is used as __________________? A. α-particle source B. β-particle source C. γ-rays source D. Neutron source
Strontium-90 is used as __________________? A. α-particle source B. β-particle source C. γ-rays source D. Neutron source
An alpha particle in a single encounter__________________? A. Loses a small fraction of its energyB. Losses most of its energy C. Loses no energy at all D. Loses all of its energy
T.V sets and microwave ovens emit ___________________? A. X-rays B. α-rays C. β-rays D. γ-rays
Alpha particle ionizes an atom_________________? A. Through direct collision B. Through electrostatic attractionC. Through electrostatic repulsion D. All of above
The charge on alpha particles is________________? A. Plus oneB. Plus two C. Minus two D. Minus one
Sterilization of surgical instruments medical supplies and bandages can be done by exposing them to a beam of_______________? A. α-rays B. β-raysC. γ-rays D. B and C have equal antiseptic propertie
Various types of cancer are treated by_________________? A. Cobalt-60 B. Strontium-90 C. Carbon-14 D. Nickel-63
Which of the following radiations are suitable for the treatment of an infection in the interior of the body ? A. α-rays B. β-raysC. γ-rays D. X-rays
The path of alpha particle is_______________? A. Rectilinear B. CurvedC. Zig-zag or erratic D. Elliptical
During an encounter with an atom alpha particle knocks out ______________? A. ProtonsB. Electrons C. Neutrons D. Nothing