0/1 point You are inside an elevator standing on a scale. You do not know anything about the motio of the elevator, it could be moving, not moving, accelerating or not accelerating. Which of hese forces is guaranteed to always have the same magnitude as the force the earth exerts on you no matter what the elevator is doing? Choose all that apply. The force you exert on the Earth The force the elevator exerts on the scale The force that the scale exerts on you

0/1 point You are inside an elevator standing on a scale. You do not know anything about the motio of the elevator, it could be moving, not moving, accelerating or not accelerating. Which of hese forces is guaranteed to always have the same magnitude as the force the earth exerts on you no matter what the elevator is doing? Choose all that apply. The force you exert on the Earth The force the elevator exerts on the scale The force that the scale exerts on you

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter4: The Laws Of Motion

Section: Chapter Questions

Problem 7WUE: Calculate the normal force on a 15.0 kg block in the following circumstances: (a) The block is...

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Calculate the normal force on a 15.0 kg block in the following circumstances: (a) The block is resting on a level surface. (b) The block is resting on a surface tilted up at a 30.0 angle with respect to the horizontal. (c) The block is resting on the floor of an elevator that is accelerating upwards at 3.00 m./s2. (d) The block is on a level surface and a force of 125 N is exerted on it at an angle of 30.0 above the horizontal. (Sec Section 1.5.)
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 29.7 NN and the spring scale reads 17.6 NN. What is the magnitude of the force that Earth exerts on the bag?
What is the force due to the acceleration caused by gravity on a mass of 35.7kg if it is placed on an 45.6 inclined plane and attached to frictionless pulley with a 28.9kg box suspended on the other end? O 425.03 N O 245.30 N 350.22 N O No answer O 245.03 N
Just CHOOSE ONE OPTION, no need to explain thank you! 1. A 60.0 kg person is standing on a stool screwing a lightbulb into a socket. They apply a force of 50 N [upwards] on the bulb while screwing it into the socket. What is the normal force between the bulb and the person? a) 50 N b) 60 N c) 10 N d) 490 N e) 550 N 2. A person is standing on a bathroom scale in an elevator. As the elevator is accelerating downwards (at a rate that is less than g), the person looks down at the scale and notices that it reads: a) Zero. b) Less than their actual weight. c) greater than their actual weight. d) the same as their actual weight. e) it is not possible to tell. 3. A skydiver steps out of a plane and falls straight down towards the Earth. At some point, the force of air resistance is smaller in magnitude compared to the force of gravity acting on the skydiver. What will happen to the skydiver at this point? a) The skydiver will slow down as they move in the downward direction. b) The…
EuFORCEia! Cassie is sitting on a frictionless playground slide that makes an angle 0 with the horizontal. Maddy, who is on the top of the slide, is holding Cassie's belt parallel to the slide. If Cassie weighs 55.0 [kg) and feels a normal force of 403 [N], what should the tension be to prevent Cassie from sliding? Set the direction down the slide as the positive direction. O 359 [N] O 346 [N] O 326 [N] O 339 [N]
5. Consider a sign suspended by two wires. One wire is five feet long and the other is 12 feet long. The two wires are hung from ceiling beam 13 feet apart. If the weight of the sign is 200 pounds, then find the following: 1.The magnitudes of the force vectors traveling along the wires, F₁ and F₂|. 2. The component vectors of the force vectors traveling along the wires, F₁ and F₂. 3.The angles of decent from the poles to the weight along the wires, α₁ and α2. 4. How is the weight of the sign distributed to the wires?
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A mountain climber is hanging from a rope in the middle of a crevasse. The rope is vertical and the climber does not touch the walls of the crevasse. Identify the forces on the climber. True False A crevasse wall force acting inward. True False A gravitational force acting straight down. True False A gravitational force acting straight up. True False A crevasse wall force acting outward. True False A tension rope force acting straight up. True False A tension rope force acting straight down.
You want to use a rope to pull a 11-kg box of books up a plane inclined 30∘ above the horizontal. The coefficient of kinetic friction is 0.27. The rope pulls parallel to the incline. What force do you need to exert on the rope if you want to pull the box at constant speed. What force do you need to exert on the rope if you want to pull the box with a constant acceleration of 0.50 m/s2 up the plane?