nuclear physics and conductivity - Category wise Question and Answer Practice Test with Solutions

Question : 6 [RAS/RTS (Pre) 2000]

The conductivity of a semiconductor at zero degree Kelvin is

a) $10^{-1}$ ohm

b) $10^{-5}$ ohm

c) $10^{5}$ ohm

d) Zero

Question : 7 [IAS (Pre) 2001]

Which one of the following is not radioactive?

a) Tritium

b) Francium

c) Astatine

d) Zirconium

Question : 8 [UPPCS (Pre) 2003]

Which one of the following is not correct?

a) ‘Dry ice’ is nothing but solid carbon dioxide

b) The breaking apart of the nucleus of an atom is called fusion

c) Theory of evolution was propounded by Charles Darwin

d) Telephone was invented by Graham Bell

Question : 9 [UPPCS (Mains) 2009]

The fuel used in Fast Breeder Test Reactor at Kalpakkam is

a) Plutonium

b) Thorium

c) Enriched Uranium

d) Tungsten

Question : 10 [UP (Pre) 1998]

In the modern day’s nuclear medicine plays a vital role in Medical Science, it is exactly

a) They are radio isotopes

b) They are infusion of herbs

c) They are drugs

d) They are chlorofluorocarbons