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MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
A passenger at the airport is dragging their suitcase to the luggage check-in area. The passenger pulls on the strap with a force of 200 N at an angle of 40 degrees to the horizontal to displace it 50 m to the check-in area. Determine the work done by the passenger on the suitcase.
A.70 kJ
B.40 kJ
C.4600 kJ
D.7.6 kJ
Â
How are rigid bodies distinguished from particles? A.Rigid bodies are physically larger than particles.
B.Rigid bodies are the same as particles and can be treated similarly.
C.Rigid bodies have much greater rigidity in structure.
D.Unlike particles, the dimensions of rigid bodies are essential for the problem being considered.
Â
A moment acts to make objects ________. A.oscillate
B.rotate
C.expand
D.compress
E.heat up
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