Physics, 04.10.2019 21:30 keaganaplin
Ameasuring stick makes an angle of 55° with respect to the x-axis. an observer moving along the x direction measures the angle as 75% what is the velocity of the observer in units ofe?
Answers: 2
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How much force must a locomotive exert on a 12840-kg boxcar to make it accelerate forward at 0.490 m/s2?
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Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.
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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
Ameasuring stick makes an angle of 55° with respect to the x-axis. an observer moving along the x di...
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