Physics Laboratory Experiments
8th Edition
ISBN: 9781285738567
Author: Jerry D. Wilson, Cecilia A. Hernández-Hall
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 12, Problem 1Q
What was the work done by the suspended weight when the car (a) moved up the incline and (b) moved down the incline? (Show your calculations.)
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
What is the work done against gravity in lifting a 65-kg object through a distance of 12 m? Show your complete solution
If a force of 14.7 N is used to drag the loaded cart (from previous question) along the incline for a distance of 0.90 meters, then how much work is done on the loaded cart?
A barge is being pulled along a canal by two cables being pulled as shown to the right. The tension in each cable is T =10 kN and each cable is being pulled at an angle of θ = 20 relative to the direction of motion as shown in Figure below. How much work will be done in pulling this barge a distance of 4.0 km?
Chapter 12 Solutions
Physics Laboratory Experiments
Ch. 12 - Prob. 1EPCh. 12 - If the mass of the connecting string is small...Ch. 12 - Now consider the case of the car moving down the...Ch. 12 - Examine your equations for f, and determine what...Ch. 12 - The previous strategy to calculate Wf was based on...Ch. 12 - Since a nonconservative force is present (f), some...Ch. 12 - Distinguish between the conservation of mechanical...Ch. 12 - Is mechanical energy conserved in real situations?...Ch. 12 - Discuss the relationship between work and energy...Ch. 12 - Under what conditions would the frictional forces...
Ch. 12 - Is the force of friction the same for different...Ch. 12 - What are possible sources of error in this...Ch. 12 - What was the work done by the suspended weight...Ch. 12 - What was the work done by gravity acting on the...Ch. 12 - (a) For the car going up the incline, what...Ch. 12 - Suppose the car accelerated up and down the...Ch. 12 - Is the assumption justified that f would be the...Ch. 12 - Assuming that f = N (see Experiment 11), show that...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Calculate the amount of work done if a 300 N object is lifted to a height of 2.5 m.arrow_forwardRound off your answers to two decimal places only, or else considered wrong. The tension in the horizontal towrope pulling a water skier is 240 N while the skier moves due west a distance of 54 m. How much work does the towrope do on the water-skier?arrow_forwardThe graph below was taken for an object moving over various inclines, where the force required to produce the motion corresponds to the position along the path, measured in the direction of travel. What work is required to move the object the entire 14 m?arrow_forward
- Suppose you expend 500 J of energy running up the stairs for 10 seconds. How much power did you generate? What would happen to the power if you took 20 seconds to run up the stairs instead?arrow_forwardIf a can was shot 10m away of the standing point and the sensor inside it registered 100 Joules of energy applied to it, how much force was the can hit with?arrow_forwardAt the top of a giant swim on the gymnastics high bar, a gymnast’s velocity is 1 m/s, and the gymnast is 3.5 m high. If the gymnast’s mass is 50kg, what is the total mechanical energy at this instant? (Show all work)arrow_forward
- An automobile has a power output of 100 hp. When it pulls a cart with a force of 300N, what is the cart’s velocity? Show the figure, given and formula usedarrow_forwardThe locomotive of a freight train exerts a constant force of 60,000N on the train while drawing it at 50 km/hr on a level track. How much work does it do in a distance of 1 km? Show the Figure/FBD, given and formula usedarrow_forwardSuppose you expend 500 J of energy up the stairs for 10 seconds. How much power did you generate? What would happen to the power if you took 20 seconds to run up the stairs instead?arrow_forward
- Solve the work done if a force of 28.9 N causes the box to move a horizontal distance of 5.01m.arrow_forwardShow work Calculate the work done, in Joules, on a box pushed with a net force of 41.6 over a distance of 7.8 meters.arrow_forwardIf a force of 60 lb stretches a 10-in spring to 14 inches, find the work done in stretching the spring from 15 inches to 17 inches.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-Hill
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Kinetic Energy and Potential Energy; Author: Professor Dave explains;https://www.youtube.com/watch?v=g7u6pIfUVy4;License: Standard YouTube License, CC-BY