What is the minimum speed needed to suspend a 1-cm perfectly spherical quartz grain?
A)0.5 m/sec
B)1 m/sec
C)5 m/sec
D)10 m/sec

Name: What is the minimum speed needed to suspend a 1-cm perfectly spherical quartz grain? A)0.5 m/sec B)1 m/sec C)5 m/sec D)10 m/sec
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Question

Quizplus · Accepted Answer

The minimum speed needed to suspend a 1-cm spherical quartz grain is approximately 5 m/sec, as this speed is sufficient to overcome the gravitational force acting on the grain and keep it suspended.

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