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General Science-Nuclear Science
Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
The isotope of uranium capable of sustaining chain reaction is
U-235 | |
U-245 | |
U-239 | |
U-238 |
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which of the following shows the masses of the three elementary particles in decreasing order?
Leptons, Baryons, Mesons | |
Mesons, Baryons, Leptons | |
Baryons, Mesons, Leptons | |
Leptons, Mesons Baryons |
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
The wavelength of X-rays is of the order of
10 micron | |
1 angstrom | |
1 cm | |
1 m |
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
In an atomic explosion, enormous energy is released which is due to
conversion of chemical energy into heat energy | |
conversion of mechanical energy into nuclear energy | |
conversion of mass into energy | |
conversion of neutrons into protons |
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Which radioactive pollutant has recently drawn to public, due to its occurrence in the building material?
Thorium | |
Radium | |
Plutonium | |
Radan |
There are 5 questions to complete.