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The energy released by the fission reaction of nuclei is called:
- atomic energy
- nuclear energy
- fission energy
- all of these
- N/A
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Answer: D Explanation: -
The first self-sustaining nuclear fission chain reaction was directed by:
- Lise Meitner
- Otto Frisch
- Enrico Fermi
- Fritz Strassmann
- N/A
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Answer: Explanation: -
In december 1942, where the first nuclear fission chain reaction took place?
- University of Marburg
- Sports stadium at the University of Chicago
- Atomic energy research establishment at Harwell
- Alamagordo in New Mexico
- N/A
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Answer: B Explanation: -
The reacion that can be used in atomic bomb is:
- controlled fission reaction
- chemical reaction
- uncontrolled fission reaction
- all of these
- N/A
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Answer: C Explanation: -
The nuclear reaction used to produce electricity is:
- controlled fission reaction
- nuclear disintegration
- uncontrolled fission reaction
- fusion reaction
- N/A
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Answer: A Explanation: -
The atomic bomb may contain two subcritical masses of:
- U-235 and Pu-239
- U-238 and Th-230
- U-235 and TNT
- U-238 and Po-210
- N/A
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Answer: A Explanation: -
The temperature believed to be in an atomic bomb is about:
1 Million ℃
4 Million ℃
50,000 ℃
10 Million ℃
10 Million ℃ , which is about the temperature of the sun.
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Answer: D Explanation: -
The first nuclear weapon used in warfare over Hiroshima, Japan in august 6, 1945 is known as:
- Atomic bomb
- Little Boy
- gadget
- nuclear bomb
- N/A
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Answer: B Explanation: -
The first nuclear weapon used in warfare over Japanese city of Hiroshima, contains which type of nuclear weapon?
- plutonium
- uranium
- both a & b
- Polonium
- N/A
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Answer: B Explanation: -
The first nuclear weapon used in warfare over Japanese city of Hiroshima, contains energy equal to about ------ of TNT:
- 1000 kilotons
- 1500 tons
- 13 kilotons
- 5000 tons
- N/A
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Answer: C Explanation: