3 articles trouvés pour ce sujet.
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A dead fly is stuck to a belt that passes over two pulleys |
2009-03-21 |
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Jules pose la question :
A dead fly is stuck to a belt that passes over two pulleys 6 inches and 8
inches in radius. Assuming no slippage,how fast is the fly moving when
the large pulley (8 inches) makes 21 revolutions per second ? How many
revolutions per second does the small pulley make ?
How long will it take the dead fly to travel 1 mile ?
Penny Nom lui répond. |
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A belt drives a pulley |
2008-11-03 |
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Rebecca pose la question :
A point on a belt is moving at the rate of 30 ft/sec and the belt drives a pulley at the rate of 200 rpm. What is the radius of the pulley?
Penny Nom lui répond. |
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Angular velocity |
2006-03-28 |
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Ben pose la question :
How do you (a) express angular speed in terms of linear speed and (b) express linear speed in terms of angular speed?
Stephen La Rocque lui répond. |
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