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Chapter 20: Simple Chemical Reactions - Science Mcqs for Grade 7
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Chapter 20: Simple Chemical Reactions - Science Mcqs for Grade 7
>> Power machines in factories and vehicles are examples of
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Engineering MCQs
CBSE MCQs
Q. Power machines in factories and vehicles are examples of
a.
combustion
b.
thermal decomposition
c.
evaporation
d.
combination
ANSWER: combustion
Answer & Explanation
No explanation is available for this question!
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