Question: In Exercise 52, if the skier has a mass of 60 kg and the force of friction retards his motion by doing 2500 J of

In Exercise 52, if the skier has a mass of 60 kg and the force of friction retards his motion by doing 2500 J of work, what is his speed at the bottom of the slope?
In exercise A skier coasts down a very smooth, 10-m-high slope similar to the one shown in Fig. 5.21. If the speed of the skier on the top of the slope is 5.0 m/s.

20 m/s 110 m

Step by Step Solution

★★★★★

3.27 Rating (168 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

W nc D E E E o m v B 2 mg 0 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

530-P-M-W-E (397).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

A man is doing push-ups. He has a mass of 68 kg and his center of gravity is located at a horizontal distance of 0.70 m from his palms and 1.00 m from his feet. Find the forces exerted by the floor...

A 525-mm-long uniform rod AB has a mass of 3 kg and is attached to a ball-and-socket joint at A. The rod rests against an inclined frictionless surface and is held in the position shown by cord BC....

The rocket has a mass of 65 Mg including the fuel. Determine the constant rate at which the fuel must be burned so that its thrust gives the rocket a speed or 200 ft/s in 10 s starting from rest. The...

In Exercise 38, if the skier has a mass of 60 kg and the force of friction retards his motion by doing 2500 J of work, what is his speed at the bottom of the slope?

5.1 Vector Addition and Subtraction: Graphical Methods 1 . True or FalseWe can use Pythagorean theorem to calculate the length of the resultant vector obtained from the addition of two vectors which...

1. It takes a minimum distance of 98.26 m to stop a car moving at 17.0 m/s by applying the brakes (without locking the wheels). Assume that the same frictional forces apply and find the minimum...

1. Which of the following energy forms is associated with an object in motion? O elastic potential energy O kinetic energy Ononmechanical energy O potential energyWhich of the following energy forms...

Formulas to use to solve the questions below. And use exactly the same formulas as they are in the images below. Same letters and variables in the formulas should be used to solve the problems...

Question 1 (1 point) A student is pushing toward the left on a heavy box that is resting on a rough surface. The box is not What forces are acting on the box and in which directions? force of gravity...

42. 43. 44. 45. A truck of mass 2250 kg is used to pull a 330 kg trunk out of an old quarry as shown below. There is 550 N of rolling resistance for the truck. Ignore mass and friction of the pulley....

(Multiple Choice) (1) The diagram in Figure tracks the path of an object moving in a straight line. At which point is the object farthest from its starting point? (a) A (b) B (c) C (d) D (e) E (2) An...

Sarah is the managing director of Youth Unlimited Pty Ltd ( Youth Unlimited ), a profitable company specialising in selling anti-aging products. Whilst shopping at the local supermarket Sarah chats...

Question 2 ( Miller - Orr model of cash management ) Alpha Ltd standard deviation ( ) of the daily cash balance during the last year was $ 5 0 0 , and the transaction cost was $ 5 . The company also...

Margit is paid on a weekly commission basis. She is paid a base salary of $340 on a weekly quota of $8000 and a commission of 4.75% on any sales in excess of the quota. (a) If Margits sales for last...

Reineke Companys chart of accounts includes the following selected accounts. 101 Cash ........... 201 Accounts Payable 120 Inventory ......... 306 Owners Drawings 130 Prepaid Insurance ...... 505...

Distinguish between common and preferred stock.

Dillan's Tailoring Services' adjusted trial balance on December 31, 2014, appears as follows: Required 1. Prepare closing entries. 2. Prepare a post-closing trial balance. No Account Debit Credit 10...

A business using the retail method of inventory costing determines that merchandise inventory at retail is $880,000. If the ratio of cost to retail price is 65%, what is the amount of inventory to be...

18.36 Phoenix Medical Equipment Company manufactures a variety of equipment used in hospitals. The com- pany operates in a very price-competitive industry, so it has little control over the price of...

4. To move 3.0 C of charge from one electrode to the other, a 12-V battery does much work: (a) 12 V, (b) 12 J, (c) 3.0 J, (d) 36 W, or (e) 36 J?

5. In a circuit diagram, a battery is represented by (a) two parallel equal-length lines, (b) a straight line in the direction of the wires, (c) two unequal-length lines, (d) a wiggly jagged symbol.

21. If the current through an ohmic resistor is halved, the power supplied the resistor (a) doubles, (b) quadruples, (c) is cut by half, or (d) decreases by a factor of 4.

Fas please, Suppose the current dividends on a stock are $2.8 per share and dividends are expected to increase by 2% per year, forever. If the required rate of return is 8%, what is the value of the...

You just looked at the Wall Street Journal and found the following list of a corporate bond. How much do you need to pay to purchase each bond

The following table shows the prices of a sample of Treasury strips. Each strip makes a single payment at maturity. Calculate the interest rate offered by each of these strips. Years to Maturity...