6. a small particle of mass 0.2 kg is being whirled in a circle at the end of a 2m long
string...
6. a small particle of mass 0.2 kg is being whirled in a circle at the end of a 2m long
string at a constant speed of 1m/s.
a. determine its angular momentum about its axis of rotation.
b. suppose the string is quickly reeled in leaving the radius to be 1m. determine the
new angular velocity.
Answers: 1
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At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
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Asap and show ! a 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
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