College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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- A 4.00kg block moves with an initial speed of3.50 km/h downhillover an inclined plane as shown in the figure. The height of the inclined plane is 51.3cm and the friction coefficient between the block and the incline is 0.120. a.How much is the speed of the block at the midpoint of the inclined side. b.How much is the speed of the block at the bottom of the inclined side.arrow_forwardIn order to double kinetic energy, the speed should be? A: increased by the factor of two B: increased by the factor of sqrt(2) C: descreased by the factor of sqrt(2) D: decreased by the factor of twoarrow_forwardPRINTER VERSION 1 BACK NEX Z Your answer is partially correct. Try again. In the figure, a frictionless roller coaster car of mass m = 832 kg tops the first hill with speed vo = 19.0 m/s at height h = 44.0 m. What is the speed of the car at (a) point A, (b) point B, and (c) point C? (d) How high will the car go on the last hill, which is too high for it to cross? Use g=9.81 m/s2. First hill- B h/2 C (a) Number19 UnitsTm/s (b) Number28.15 UnitšT m/s (c) Number 35 Units m/s (d) Number" Units Click if you would like to Show Work for this question: gen/shared/assignment/test/aglist.uni?id3. Open Show Work earch 9:18 PM ENG 4/4/2021 13 ) is 16 17 .ロ/京 19home & 4 6. 7. 8. 9. 近arrow_forward
- A block of massm = 5 kg is released from point A at height yA = 12.9 m and slides on the frictionless track as shown in figure below. Determine the block's speed at point B. %3D B) YA 3.20 m 2.00 m 13.78m/sarrow_forwardA roller-coaster car is moving at 4.12m/s along a straight horizontal track before entering the first drop. What will the speed of the coasterbeat point B? Ignore friction and air resistance.arrow_forwardProblem 9: A roller coaster, shown in the figure, is pulled up to point A where it and its screaming occupants are released from rest. Assuming no friction, calculate the speed at points B, C, D. A m 22 m B C 32 m 16 marrow_forward
- E. 19.77 m/s 21.85 m/s C. 26.37 m/s F. 1--1 IYYVE On the roller-coaster shown, a car is moving 12 m/s toward the right at point 1. Assuming no friction, calculate the speed of the car at point 4. 3 40 m 26 m 4 15 m 21. A. 20.28 m/s D. 25.18 m/s 24.54 m/s B. 18.94 m/s E. F. C. 23.73 m/s 26.35 m/s 1--1 KTMDG A box slides from rest down a curved slope. Its initial height is 21 m above the ground, and it comes off the slope 7_m above the ground. How fast is the box moving as it leaves the slope? Assume friction is negligible. ^ Pigshow.jpeg Pig show.jpegarrow_forwardFundamentals of Physics, 11th Edition, Custom WileyPLUS Course for West Help | System Announcements PRINTER VERSION 1 BACK NEXT Chapter 08, Problem 057 GO In the figure, a 3.9 kg block slides along a track from one level to a higher level after passing through an intermediate valley. The track is frictionless until the block reaches the higher level. There a frictional force stops the block in a distance d. The block's initial speed is vo = 6.0 m/s, the height difference is h = 0.97 m, and Hy = 0.65o. Find d. l = 0- Number Units the tolerance is +/-5% LINK TO TEXT LINK TO SAMPLE PROBLEM VIDEO MINI-LECTURE Question Attempts: 0 of 5 used SAVE FOR LATER SUBMIT ANSWERarrow_forwardan object is acted by a frictional force. the work done by this frictional force is a. negative because friction force is opposite its motion b. zero because fk = ukn and normal force is perpendicular to the motion c. zero because friction is not the cause of its motion d. could be positive, negative or zero because the direction of friction is unknownarrow_forward
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