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Geophysics


7. 

Amongst the following, which one will have the highest P-wave velocity?

Answer : A. Diamond

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8. 

Assuming the Earth to be a perfect sphere, its equatorial velocity is approximately __________ km/hr

Answer : B. 1600 to 1700

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9. 

The acceleration due to gravity, ‘g’ is maximum at

Answer : D. poles

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10. 

The most abundant mineral in the Earth’s crust is

Answer : B. quartz

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11. 

Acoustic impedance is the _____________ of density and velocity.

Answer : A. product

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12. 

Choose the diamagnetic mineral from the following.

Answer : C. Calcite

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