A shopping cart is given an initial velocity of 2.7 m/s to the east and constantly
accelerates at 3.1 m/s2. What is the magnitude of the cart's displacement after the
first 4.5 s of its motion?
s
Select the correct response:
31.4 m/s2 east
19.1 m/s2 east
s
19.1 m east
3
43.5 m east
Answers: 2
Physics, 21.06.2019 18:10
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Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.
Answers: 1
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Aturntable a is built into a stage for use in a theatrical production. it is observed during a rehearsal that a trunk b starts to slide on the turntable 10 s after the turntable begins to rotate. knowing that the trunk undergoes a constant tangential acceleration of 0.31 m/s2, determine the coefficient of static friction between the trunk and the turntable.
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Physics, 22.06.2019 11:50
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A shopping cart is given an initial velocity of 2.7 m/s to the east and constantly
accelerates at 3...
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