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

Question : 1 [BPSC (Pre) 1997]

Which one of the following is the source of renewable energy in stars?

a) Decay of radioactive material

b) Helium changes into hydrogen

c) Hydrogen changes into helium

d) Excess of oxygen which is helpful in burning and generate energy

Question : 2 [UPPCS (Mains) 2009]

The official code name of Pokhran nuclear test 1974, was

a) Flying Garud

b) Thunder Bolt

c) Smiling Buddha

d) Agni Pareeksha

Question : 3 [BPSC (Pre) 1997]

The energy of Sun is released due to

a) Oxidation reactions

b) Nuclear fusion

c) Nuclear fission

d) Reduction reactions

Question : 4 [IAS (Pre) 2001]

Who is present director of ‘BARC’?

a) G. Madhavan Nayar

b) R.K. Sinha

c) Satish Dhawan

d) Dr. Ramanna

Question : 5 [PCS (Pre) 2003]

Which one of the following cannot be used as a nuclear fuel?

a) Calcium

b) Thorium

c) Uranium

d) Plutonium