Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Textbook Question
Chapter 17.3, Problem 2cTH
Suppose the incline in part b is now placed on a frictionless table.
i. Is the net force on the block always zero? Explain.
ii. Is the net force on the incline always zero? Explain.
iii. Is the net force on the block-incline system always zero? Explain.
iv. Is the momentum of the block conserved? Explain.
v. Is the momentum of the incline conserved? Explain.
vi. Is the momentum of the block-incline system conserved? Explain.
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c. Suppose the incline in part b is now
placed on a frictionless table.
Frictionless
i. Is the net force on the block
always zero? Explain.
ii. Is the net force on the incline always zero? Explain.
iii. Is the net force on the block-incline system always zero? Explain.
iv. Is the momentum of the block conserved? Explain.
v. Is the momentum of the incline conserved? Explain.
vi. Is the momentum of the block-incline system conserved? Explain.
Two carts are initially moving to the right on a low-friction track, with cart 1 behind cart 2. Cart 1 has a speed twice that of cart 2 and so moves up and rear-ends cart 2, which has twice the inertia of cart 1.
A.
Suppose that the the initial speed of cart 2 is v. What is the speed of cart 1 right after the collision if the collision is elastic?
Express your answer in terms of v.
B.What is the speed of cart 2 right after the collision if the collision is elastic?
Express your answer in terms of v.
Only Part A and C please, thank you!
A 0.300-kg ice puck, moving east with a speed of 5.58 m/s, has a head-on collision with a 0.990-kg puck initially at rest. Assume that the collision is perfectly elastic.
Part A
What is the speed of the 0.300-kg puck after the collision?
Express your answer to three significant figures and include the appropriate units.
v'A=__________
Part C
What is the speed of the 0.990-kg puck after the collision?
Express your answer to three significant figures and include the appropriate units.
v'B=_________
Note: v'A's direction of velocity is to the west, and v'B's direction of velocity is to the east.
Chapter 17 Solutions
Tutorials in Introductory Physics
Ch. 17.1 - 1. A hand pushes two blocks, block A and block B,...Ch. 17.1 - Prob. 1bTHCh. 17.1 - Prob. 1cTHCh. 17.1 - 1. A hand pushes two blocks, block A and block B,...Ch. 17.1 - Draw and label arrows on the diagram at points AG...Ch. 17.1 - For points B, D, and G, determine whether the...Ch. 17.1 - In the space provided, sketch a freebody diagram...Ch. 17.1 - Is the net work done on the block positive,...Ch. 17.1 - Consider reference frame R, moving downward with...Ch. 17.1 - List the forces exerted on the block after it has...
Ch. 17.1 - Write an expression for the net work done on the...Ch. 17.1 - Prob. 5aTHCh. 17.1 - Prob. 5bTHCh. 17.1 - Prob. 5cTHCh. 17.1 - Suppose the block in the previous problem were...Ch. 17.2 - In each question below, consider the interval that...Ch. 17.2 - In each question below, consider the balls just...Ch. 17.2 - When puck 1 crosses the second dotted line, is...Ch. 17.2 - When puck 1 crosses the second dotted line, is the...Ch. 17.2 - When puck 1 crosses the second dotted line, is the...Ch. 17.3 - When puck 1 cross second dotted line, is puck 2 to...Ch. 17.3 - Draw an arrow for each glider to represent the...Ch. 17.3 - Consider the following incorrect statement:...Ch. 17.3 - A firecracker is at rest on a frictionless...Ch. 17.3 - A block slides down a frictionless incline. The...Ch. 17.3 - Suppose the incline in part b is now placed on a...Ch. 17.3 - Two blocks, A and B. are connected by a massless...Ch. 17.3 - Prob. 3aTHCh. 17.3 - Prob. 3bTHCh. 17.3 - Draw momentum vectors of gliders A and B in the...Ch. 17.3 - Prob. 3dTHCh. 17.3 - Use your momentum vectors from part c to determine...Ch. 17.3 - Prob. 3fTHCh. 17.3 - In the table at right, draw the momentum vectors...Ch. 17.3 - Prob. 4bTHCh. 17.3 - Prob. 4cTHCh. 17.3 - Prob. 4dTHCh. 17.3 - Prob. 4eTHCh. 17.3 - Prob. 4fTHCh. 17.4 - In the space provided, draw separate arrows...Ch. 17.4 - Prob. 1bTHCh. 17.4 - In the space provided, draw separate arrows for...Ch. 17.4 - Prob. 2bTHCh. 17.4 - Construct and label a vector showing the initial...Ch. 17.4 - Object A collides on a horizontal frictionless...Ch. 17.4 - On the same horizontal surface, object C collides...Ch. 17.4 - Consider the following incorrect statement:...
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