Physics, 01.07.2019 09:00 ashleyann9549
An object starts at rest then accelerates at a rate of 5m/s^2 for 1 second and then 2m/s^2 for 2 seconds. what is the average acceleration over time (t€[0,3]
Answers: 1
Physics, 22.06.2019 06:30, mehokkj
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
Physics, 22.06.2019 16:30, makenahbriana
In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
Answers: 3
An object starts at rest then accelerates at a rate of 5m/s^2 for 1 second and then 2m/s^2 for 2 sec...
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