Physics, 11.11.2020 17:50 maddoxlachowski

A runaway train car that has a mass of 15,000 kg travels at a speed of 5.4 m/s down a track. Compute the time required for a force of 1500 N to bring it to rest. (a) 0.019 s
(b) 54s
(c) 4.2Ã106s
(d) 2.4Ã10â7s

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 19:10, summer132

Global warming will produce rising sea levels partly due to melting ice caps but also due to the expansion of water as average ocean temperatures rise. to get some idea of the size of this effect, calculate the change in length (in m) of a column of water 1.45 km high for a temperature increase of 1.12°c. assume the column is not free to expand sideways. as a model of the ocean, that is a reasonable approximation, as only parts of the ocean very close to

Answers: 3

continue

Physics, 22.06.2019 22:00, bricefitzpatrick0429

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m

Answers: 1

continue

Physics, 22.06.2019 22:30, steven12372

Which is a substance that can be separated by physical means and is not the same throughout

Answers: 2

continue

Physics, 23.06.2019 00:00, pchisholm100

You are standing on a boat. which of the following strategies will make the boat start moving? a. pushing the mast b. throwing some cargo out of the boat c. pushing the front ofthe boat d. pushing another passenger

Answers: 3

continue

You know the right answer?

A runaway train car that has a mass of 15,000 kg travels at a speed of 5.4 m/s down a track. Compute...