Physics, 05.10.2020 21:01, josued123321

A train traveling on a straight track moves with a speed of 20 m/s. Brake is applied uniformly and the train comes to a stop with a deceleration of -0.75 m/s^2. What is the time
needed for the train to stop?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 02:40, SMURFETTE86

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Answers: 1

continue

Physics, 22.06.2019 03:30, Bryanguzman2004

Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?

Answers: 2

continue

Physics, 22.06.2019 13:30, kuddlebugsmommy

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

Answers: 1

continue

Physics, 22.06.2019 19:30, NewKidnewlessons

Aplayground slide is 8.80 ft long and makes an angle of 25.0° with the horizontal. a 63.0-kg child, initially at the top, slides all the way down to the bottom of the slide. (a) choosing the bottom of the slide as the reference configuration, what is the system's potential energy when the child is at the top and at the bottom of the slide? what is the change in potential energy as the child slides from the top to the bottom of the slide? (include the sign of the value in your answer.)

Answers: 3

continue

Do you know the correct answer?

A train traveling on a straight track moves with a speed of 20 m/s. Brake is applied uniformly and...