Physics, 20.10.2020 05:01 evanwall91
A sprinter who is running a 250 m race accelerates from rest at 7.5 m/s² for 1.2 s and maintains this speed for the remainder of the race. What is her time for the race?
Answers: 2
Physics, 22.06.2019 02:30
The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
Answers: 3
A sprinter who is running a 250 m race accelerates from rest at 7.5 m/s² for 1.2 s and
maintains th...
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