Energy Conservative

Total Questions: 10

1 - Nuclear energy emits due to -----:
A ) Flow of electron
B ) Potential difference
C ) Radioactivity ✅
D ) None of these

2 - Marie Curie invented ------:
A ) Atomic theory
B ) Radioactivity ✅
C ) Relativity
D ) X-rays

3 - Nuclear energy when expand converts:
A ) Nuclear into thermal ✅
B ) Chemical into heat
C ) Proton into neutrons
D ) None of these

4 - A process of breaking down large hydrocarbons into smaller molecules using heat is called -----:
A ) Thermal cracking ✅
B ) Hydrolysis
C ) Catalytic cracking
D ) None of these

5 - A battery convert electrical energy into -------?
A ) Chemical energy ✅
B ) Light energy
C ) Thermal energy
D ) Mechanical energy

6 - Multiple Nuclei Model introduced in which year?
A ) 1945 ✅
B ) 1956
C ) 1930
D ) 1963

7 - Which of the following convert mechanical energy to electrical energy?
A ) AC Generator ✅
B ) Transformer
C ) Battery
D ) DC Motor

8 - Which element is most commonly used as a moderator in nuclear reactor?
A ) Graphite ✅
B ) Thorium
C ) Radium
D ) Plutonium

9 - The process of converting mass into energy in a nuclear reaction is explained by ----:
A ) Einstein's equation ✅
B ) Bohr's model
C ) Maxwell's equation
D ) Newton's laws

10 - Which type of nuclear reaction occurs in start to produce energy?
A ) Nuclear fusion ✅
B ) Nuclear fission
C ) Radioactivity decay
D ) Beta decay
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