Answered: 4. Sasha lifts a couch from the ground…

Name: 4. Sasha lifts a couch from the ground floor of her house to the atti
Uploaded: 2024-03-20T06:56:46.000Z
Channel: Bartleby
Description: 4. Sasha lifts a couch from the ground floor of her house to the attic. Ifthe couch has a mass of 120 kg and is lifted 8.2 m, then what is theenergy gained by the couch?J

Science

Physics

4. Sasha lifts a couch from the ground floor of her house to the attic. If the couch has a mass of 120 kg and is lifted 8.2 m, then what is the energy gained by the couch? J

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 31P: A constant 20-N force pushes a small ball in the direction of the force over a distance of 5.0 m....

See similar textbooks

Similar questions

A constant 20-N force pushes a small ball in the direction of the force over a distance of 5.0 m. What is the work done by the force?
Shown below is a 30.0-kg block resting on a frictionless ramp inclined at 60 to the horizontal. The block is held by a spring that is stretched 5.0 cm. What is the force constant of the spring?
. A hand exerciser utilizes a coiled spring. A force of 89.0 N is required to compress the spring by 0.0191m. Find the force needed to compress the spring by 0.0508 m. What is the value of the spring constant for this unit?
The massless spring of a spring gun has a force constant k=12N/cm . When the gun is aimed vertically, a 15-g projectile is shot to a height of 5.0 m above the end of the expanded spring. (See below.) How much was the spring compressed initially?
. A weight lifter raises a 100-kg barbell to a height of 2.2 m. What is the barbell’s potential energy?
Explain how the choice of the “Stem of interest” affects which forces must be considered when applying Newton's second law of motion.
A mass of 250.0 g is suspended from a spring hanging vertically. The spring stretches 6.00 cm. How much will the spring stretch if the suspended mass is 530.0 g?
Describe the energy transfers and transformations for a javelin, stating from the point at which an athlete picks up the javelin and ending when the javelin is stuck into the ground after being thrown.
How much work is done against the gravitationaI force on a 5.0-kg briefcase when it is carried from the ground floor to the roof of the Empire State Building, a vertical climb of 380 m?
Check Your Understanding Suppose that Balto in Example 2.10 leaves the game to attend to more important matter, but Astro Clifford and Dug continue playing. Astro and Clifford’s pull on the toy does not change, but Dug rims around and bites on the toy in a different place. With how big a force and in what direction must Dug pull on the toy now to balance out the combined pulls from Clifford and Astro? Illustrate this situation by drawing a vector diagram indicating all forces involved.
A Body that weighs W newtons falls from a height of 600mm and strikes a spring whose scale is 7 N/mm. If the maximum compression of the spring is 150mm, what is the value of the weight W?
What is the Potential Energy of a Water Tower if it’s Mass is 15,500 Kg and it’s Height is 16.45 Meters.