Physics, 23.07.2019 05:20 ttaysia

Afreight car moves along a frictionless level railroad track at constant speed. the car is open on top. a large load of coal is suddenly dumped into the car. what happens to the velocity of the car?

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 00:00, cchsemily7210

A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?

Answers: 1

continue

Physics, 22.06.2019 03:00, iicekingmann

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

Answers: 1

continue

Physics, 22.06.2019 04:10, kimbllumi

An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?

Answers: 2

continue

Physics, 22.06.2019 18:30, lollok

Calculate the velocity of a car traveling in a straight path due east with a distance of 16 meters in 2 seconds. question 1 options: a)32 m/s b)32 m/s e c) 8 m/s e d) 8 m/s

Answers: 2

continue

You know the right answer?

Afreight car moves along a frictionless level railroad track at constant speed. the car is open on t...