Transuranic elements have an atomic number_______________?
A. Greater than 72
B. Greater than 82
C. Greater than 92
D. Greater than 102
Physics Mcqs
The energy liberated when one atom of U-235 undergoes fission reaction is________________?
The energy liberated when one atom of U-235 undergoes fission reaction is________________?
A. 200MeV
B. 40MeV
C. 30MeV
D. 20MeV
Radioactivity is a ______ (A) Spontaneous activity (B) Chemical property_____________?
Radioactivity is a ______ (A) Spontaneous activity (B) Chemical property_____________?
A. A & B
B. B & C
C. C & A
D. A B & C
Electrons_________________?
Electrons_________________?
A. Can exist inside the nucleus
B. Cannot exist inside the nucleus
C. Can exist both inside and outside the nucleus
D. Do not know
Which one of the following radiation possesses maximum penetrating power ?
Which one of the following radiation possesses maximum penetrating power ?
A. X-rays
B. B-rays
C. γ-rays
D. All have the equal penetrating powe
Neutron and proton are commonly known as______________?
Neutron and proton are commonly known as______________?
A. Nucleon
B. Meson
C. Boson
D. Quartz
Antimatter consists of ______________?
Antimatter consists of ______________?
A. Antiproton
B. Antineutron
C. Positron
D. All of above
For chain reaction to build up the size of the radioactive target should be______________?
For chain reaction to build up the size of the radioactive target should be______________?
A. Greater than the critical size
B. Less than the critical size
C. Equal to the critical size
D. All of above can build up a change reaction
One AMU is equal to__________________?
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________________?
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