Physics, 19.10.2020 03:01 fatboicroi
Kinematics
29. A car starts from rest and attains a velocity
of 40 m/s in 20 s. It maintains this velocity
for 30 s and then comes to rest in 25 s.
Calculate
a) the acceleration of the car;
b) the deceleration of the car,
c) the total distance covered by the car.
Answers: 2
Physics, 21.06.2019 17:50
Frost wedging occurs when water seeps into a crack in a rock, freezes, and causes the crack in the rock to widen. t or f
Answers: 1
Physics, 22.06.2019 01:30
Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
Answers: 1
Physics, 22.06.2019 09:00
A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?
Answers: 1
Kinematics
29. A car starts from rest and attains a velocity
of 40 m/s in 20 s. It maintains t...
of 40 m/s in 20 s. It maintains t...
Mathematics, 12.11.2020 21:30
Social Studies, 12.11.2020 21:40
History, 12.11.2020 21:40
Biology, 12.11.2020 21:40
English, 12.11.2020 21:40
Physics, 12.11.2020 21:40
Chemistry, 12.11.2020 21:40
Biology, 12.11.2020 21:40
History, 12.11.2020 21:40