Nuclear Power — Set 4
Technology · परमाणु ऊर्जा · Questions 31–40 of 50
Who is popularly known as the 'Father of Indian Nuclear Program'?
Correct Answer: D. Homi J. Bhabha
• **Homi J. Bhabha** = forms the core principle. • **Primary mechanism** — scientifically validated. • 💡 Wrong-option analysis: A: Vikram Sarabhai; B: C.V. Raman; C: A.P.J. Abdul Kalam.
Which isotope is typically used in smoke detectors found in many homes?
Correct Answer: D. Americium-241
• **Americium-241** = forms the core principle. • **241** — represents key evidence. • 💡 Wrong-option analysis: A: Uranium-235; B: Iodine-131; C: Radon-222.
Which Indian state hosts the Tarapur Atomic Power Station, the first in the country?
Correct Answer: D. Maharashtra
• **Maharashtra** = forms the core principle. • **1969** — represents key evidence. • 💡 Wrong-option analysis: A: Gujarat; B: Rajasthan; C: Tamil Nadu.
What is the 'Half-life' of a radioactive substance?
Correct Answer: B. The time taken for half the atoms to decay
• **The time taken for half the at** = forms the core principle. • **Primary mechanism** — scientifically validated. • 💡 Wrong-option analysis: A: Half the weight of the material; B: The time it takes to build a reactor; C: The temperature of fission.
Which isotope of Uranium is the only naturally occurring fissile material found in significant quantities?
Correct Answer: B. Uranium-235
• **Uranium-235** = forms the core principle. • **235** — represents key evidence. • 💡 Wrong-option analysis: A: Uranium-238; B: Uranium-233; C: Uranium-234.
What is the primary fuel used in a Fast Breeder Reactor (FBR)?
Correct Answer: B. Plutonium-239
• **Plutonium-239** = forms the core principle. • **239** — represents key evidence. • 💡 Wrong-option analysis: A: Natural Uranium; B: Coal; C: Thorium only.
Which material is used as a moderator in a traditional nuclear reactor to slow down neutrons?
Correct Answer: A. Graphite
• **Graphite** = forms the core principle. • **Primary mechanism** — scientifically validated. • 💡 Wrong-option analysis: A: Steel; B: Lead; C: Copper.
In which city is the headquarters of the International Atomic Energy Agency (IAEA) located?
Correct Answer: C. Vienna
• **Vienna** = forms the core principle. • **Primary mechanism** — scientifically validated. • 💡 Wrong-option analysis: A: New York; B: Geneva; C: Paris.
Which particle is responsible for initiating the fission process in a nuclear reactor?
Correct Answer: C. Neutron
• **Neutron** = forms the core principle. • **235** — represents key evidence. • 💡 Wrong-option analysis: A: Proton; B: Electron; C: Positron.
What is the main source of Uranium for India’s domestic nuclear energy needs?
Correct Answer: B. Jaduguda
• **Jaduguda** = forms the core principle. • **Primary mechanism** — scientifically validated. • 💡 Wrong-option analysis: A: Digboi; B: Neyveli; C: Khetri.