A 40-kg crate is being lowered with a downward acceleration is 2.0 m/s 2 by means of a rope.
(a) What is the magnitude of the force exerted by the rope on the crate?
(b) What would be the magnitude of the force exerted by the rope if the crate were being raised with an acceleration of 2.0 m/s 2?
Answers: 1
Physics, 22.06.2019 03:00
If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?
Answers: 2
Physics, 22.06.2019 06:00
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marblesβ motions be changed? ?
Answers: 1
Physics, 22.06.2019 15:10
When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.
Answers: 3
Physics, 23.06.2019 00:30
Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and β78.5 Β°c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.
Answers: 3
A 40-kg crate is being lowered with a downward acceleration is 2.0 m/s 2 by means of a rope.
(a) Wh...
Mathematics, 01.06.2020 08:57
Mathematics, 01.06.2020 08:57
Mathematics, 01.06.2020 08:57
Mathematics, 01.06.2020 08:57
Mathematics, 01.06.2020 08:57
Computers and Technology, 01.06.2020 08:57
Mathematics, 01.06.2020 08:57