Suppose that a pulley system is used to lift a heavy crate, but the pulleys have rusted
Question:
Suppose that a pulley system is used to lift a heavy crate, but the pulleys have rusted and there are frictional forces acting on the pulleys. Will the useful work output of this system be greater than, equal to, or less than the work input? Explain.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 63% (11 reviews)
According to the conservation of energy no machine can output more energy than the input energy As ...View the full answer
Answered By
Pushpinder Singh
Currently, I am PhD scholar with Indian Statistical problem, working in applied statistics and real life data problems. I have done several projects in Statistics especially Time Series data analysis, Regression Techniques.
I am Master in Statistics from Indian Institute of Technology, Kanpur.
I have been teaching students for various University entrance exams and passing grades in Graduation and Post-Graduation.I have expertise in solving problems in Statistics for more than 2 years now.I am a subject expert in Statistics with Assignmentpedia.com.
4.40+
3+ Reviews
10+ Question Solved
Related Book For
Physics of Everyday Phenomena A conceptual Introduction to physics
ISBN: 978-0073512112
6th edition
Authors: W. Thomas Griffith, Juliet W. Brosing
Question Posted:
Students also viewed these Physics questions
-
An air-conditioning system is used to maintain a house at 72F when the temperature outside is 90F. If this air-conditioning system draws 5 hp of power when operating, determine the maximum rate of...
-
Consider the blending system shown in Figure. A feedback control system is used to reduce the effect of disturbances in feed composition, x 1 , n the controlled variable, product composition, x....
-
A simple lever is used to lift a heavy load. When a 60-N force pushes one end of the lever downward 1.2 m, the load rises 0.2 m. Show that the weight of the load is 360 N.
-
Solve Utt = cUTT 0
-
Mountaineer Excavation operates in a low-lying area that is subject to heavy rains and flooding. Because of this, Mountaineer purchases one year of flood insurance in advance on March 1, paying...
-
Identify the key accounting policies (step 1) and primary areas of accounting flexibility (step 2) for Euro Disney.
-
Have world poverty and instability ended?
-
Redwood Industries needs 20,000 units of a certain part to use in its production cycle. The following information is available: Cost to Redwood to make the part: Direct materials...
-
Projected Benefit Obligation Balance, January 1, 2024 Service cost Interest cost, discount rate, 5% Gain due to changes in actuarial assumptions in 2024 Pension benefits paid Balance, December 31,...
-
In addition to confirming accounts receivable, you are also concerned about the cut-off assertion for cash, accounts receivable, revenue, cost of sales and accounts payable at SG as of year-end...
-
Can work done by a frictional force ever increase the total mechanical energy of a system? (Consider the acceleration of an automobile.) Explain.
-
Is the elastic potential energy stored in the pole the only type of potential energy involved in pole-vaulting? Explain.
-
What are three methods of allocating joint costs?
-
A(n) ____________ ____________ is any defense that the party asserting it bears the burden of proving.
-
True Or False A complaint must specify the relief being sought by the plaintiff.
-
A losing party can file a motion for a(n) ____________ ____________ ____________on the basis that the verdict reached was contrary to the evidence.
-
To prevent the jury from hearing irrelevant and prejudicial evidence, a party should file a(n) ____________ ____________ before trial.
-
A complaint contains a. a statement of jurisdiction. b. a listing of the parties. c. a brief summary of each element of the case. d. all of the above.
-
The national average for mathematics SATs in 2014 was 538. Suppose that the distribution of scores was approximately bell-shaped and that the standard deviation was approximately 48. Within what...
-
Michelles trust is subject to 3.8% surtax on the lesser of the trusts net investment income or the excess of the trusts adjusted gross income over the $12,400 threshold (the highest trust tax rate)....
-
A single band of an image has a histogram with a Gaussian distribution of standard deviations. Show that the theoretical limit to which the data can be compressed using Huffman coding is log 2 Ï...
-
How many uniformly spaced geostationary satellites would be needed to ensure that all points on the Earths surface with latitudes less than 66.5 can be seen at an elevation angle of at least 10?
-
The satellite Jason is in a circular orbit with a semimajor axis of 7714 km and an inclination of 66. (i) Show that this orbit is suitable for altimetry. (ii) Comment on the suitability of the orbit...
-
Write a simple implementation of an LRU (Least Recently Used) cache with a given capacity. If the cache is full, the least recently used item should be evicted when adding a new item.
-
LGP produces computer hardware equipment. The following information was collected for the latest month: Actual market size (units) 32,000 Budgeted market size (units) 20,000 Actual market share 40%...
-
Sandhill Corporation is in the process of setting a selling price for a recently designed product. The following data relate to this product at a budgeted volume of 60,000 units. Direct materials...
Study smarter with the SolutionInn App