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Standard VIII
Chemistry
Extraction of Oils
are used to d...
Question
are used to determine presence of oil in rocks.
A
Barometers
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B
Geophones
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C
Anemometers
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D
Speedometers
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Solution
The correct option is
B
Geophones
Geophones are used to determine presence of oil in rocks by reading reflected sound waves.
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