The half life period of a radioactive element depends on its _______________________?

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Which of the following ores contains maximum percentage of uranium ?

A. Carnotite B. Thorium C. Rescolite D. Pitchblende...

The phenomenon of nuclear fission is opposite to that of__________________?

A. Radioactive decay B. Thermionic emission C. Nuclear fusion D. Combustion...

Pick out the wrong statement?

A. Atoms with same number of nucleons but different number of protons are called isobars B. Atoms with same number of protons but different number of nucleons are called isoters C. Out of α, β, and γ-rays, the one having maximum penetration power are γ-rays D. The product formed by emission of α-particle has mass … Pick out the wrong statement?Read More...

Extraction of uranium from its ore is done using ______________ methods?

A. Electrometallurgical B. Pyrometallurgical C. Chemical D. Physical beneficiation...

U-235 content in enriched uranium, that is normally used in power reactors (e.g., at Tarapur atomic power plant), is about _____________ percent?

A. 85 B. 50 C. 3 D. 97...