Rank in order, from largest to smallest, the momenta p1x through p5x of the objects presented in Figure Q9.1. Explain.
Figure Q9.1
To rank: In order from largest to smallest momentum for five different objects.
Answer to Problem 1CQ
The momentum for five different objects from largest to smallest ranked is
Explanation of Solution
Given data:
Refer to Figure Q9.1 in the textbook for five different objects with their masses and velocities.
From the figure, mass of the object 1
Velocity of the object 1
Mass of the object 2
Velocity of the object 2
Mass of the object 3
Velocity of the object 3
Mass of the object 4
Velocity of the object 4
Mass of the object 5
Velocity of the object 5
Formula used:
Write the expression for momentum of an object (in x-direction) in terms of its mass and velocity as follows.
Here,
Calculation of momentum for object 1
Modify the expression in equation (1) to calculate the momentum of object 1 as follows.
Substitute 20 g for
Calculation of momentum for object 2
Modify the expression in equation (1) to calculate the momentum of object 2 as follows.
Substitute 20 g for
Calculation of momentum for object 3
Modify the expression in equation (1) to calculate the momentum of object 3 as follows.
Substitute 10 g for
Calculation of momentum for object 4
Modify the expression in equation (1) to calculate the momentum of object 4 as follows.
Substitute 10 g for
Calculation of momentum for object 5
Modify the expression in equation (1) to calculate the momentum of object 5 as follows.
Substitute 200 g for
From the calculations of the momentum of each object, the ranks are given from largest to the smallest as follows.
Conclusion:
Thus, the momentum for five different objects from largest to smallest ranked is
Want to see more full solutions like this?
Chapter 9 Solutions
College Physics: A Strategic Approach Technology Update, Books a la Carte Plus Mastering Physics with Pearson eText -- Access Card Package (3rd Edition)
Additional Science Textbook Solutions
College Physics (10th Edition)
University Physics Volume 1
University Physics (14th Edition)
The Cosmic Perspective
University Physics Volume 2
Tutorials in Introductory Physics
- 1 KE==.m.v² 2 p=m.v 7. A toy airplane flies through the air. Over time the airplane gets faster and faster. The mass of the airplane is 1.2 kg. Calculate the airplane's momentum and translational KE at the different flying speeds. Time after Flying Speed takeoff Momentum (p) kg.m/s ΚΕ (J) 10 seconds 10 m/s 20 seconds 20 m/s 30 seconds 30 m/s 40 seconds 40 m/s Follow-up questions The flying speed doubled from 10 m/s to 20 m/s. What happened to the magnitude of the momentum? If the velocity of a body is doubled then its momentum doubles because velocity is directly proportional to the momentum. So, if velocityarrow_forwardThe drawing shows a sulfur dioxide molecule, S02. It consists of two oxygen atoms and a sulfur atom. A sulfur atom is twice as massive as an oxygen atom. Using this information and the data provided in the drawing, find the center of mass of the sulfur dioxide molecule. Express your answers in nanometers (1 nm= 10° m). 2· Oxygen Oxygen 60.0° 60.0o 0.143 nm 0.143 nm Sulfurarrow_forward2. A 'small' asteroid with a mass of 800kg is moving through deep space with a constant velocity of 50 m/s. Suddenly the small asteroid collides with a large asteroid possessing a mass of 8,000kg. The large asteroid was initially at rest and the collision causes the small mass to become completely embedded within the larger one so that they are now one combined mass. a. What is the speed of the combined mass system after the collision? b. How many Joules of energy were lost due to the collision?arrow_forward
- You hang from a tree branch, and then let go and fall toward the Earth. As you fall, the y-component of your momentum, which was originally zero, becomes large and negative. a. Choose yourself as the system. There must be an object in the surroundings whose y-momentum must become equally large and positive. What object is this? b. Choose yourself and the Earth as the system. The y-component of your momentum is changing. Does the total momentum of the system change? Why or why not?arrow_forwardA 35.0 g bullet strikes a 5.0 kg stationary wooden block and embeds itself in the block. The bullet and block fly off together at 8.6 m/s. What was the original velocity of the bullet? A 1.24 m/s B 9.83 m/s 144 m/s D 1240 m/s O O O Oarrow_forwardMass m1=1.0 kg moves with velocity v1i=1.0 m/s in the positive x-direction on a collision course toward mass m2=5.0 kg that is moving at v2i=4.0 m/s at theta i=15.0 below the negative x-axis as in Figure 3. After the masses collide they stick together and move as one object. C. What is the magnitude AND direction velocity of the two mass system vf after the collision? Include a picture (or add to Figure 3) identifying the direction. D. Is this collision elastic or inelastic? Show quantitatively.arrow_forward
- A closed system has 2 objects. Before collision :Object A has momentum of 16 kgm/s and Object B has momentum of 24 kg m/s. After collision: Object A has momentum of 13 kgm/s. what is the momentum of Object B after collision? A. 13kgm/s B. 40kgm/s C. 27kgm/s D. 16kgm/sarrow_forwardA boy jumps straight up with an initial speed of 5.00 m/s. The boy’s mass is 60.0 kg, and the mass of the earth is about 6.00 x 1024kg. a. What is the initial recoil speed of the earth? b. How much time does it take for the two to reach their maximum separation? i.e., how long until the boy starts down? c. How far did the boy move in this time? d. How far did the earth move in this time?arrow_forwardA proton of mass m undergoes a head-on elastic collision with a stationary carbon nucleus of mass 12m. The speed of the proton is 300 m/s. a. Find the speed of the proton after the collision. b. What is the speed of the center of mass of the system composed of the proton and the carbon nucleus?arrow_forward
- A white billiard ball, moving horizontally strikes a red billiard ball, at rest. Before impact, the white ball was moving at a speed of 2.50 m/s and angle of 21° from the horizontal, and after impact it is moving at 0.50 m/s at 45° from the horizontal. a. If the two balls have equal masses of 160 g, what is the velocity of the red ball after the impact? Include its magnitude and direction. b. Is the collision elastic? Show how you know this.arrow_forward1. A 1.5 kg basketball ball is moving to the west at a speed of 7 m/s to the west. Calculate the momentum. Given: Solution: Find: 2. A 12 kg object has a momentum of 20 kg.m/s toward the east. What is the object's speed in m/s? Given: Solution: Find:arrow_forwardA ball experiences a change in momentum of 64kg*m/s. a. What is the impulse acting on the ball?b. If the time of interaction is 0.15s, what is the magnitude of the average force acting on the ball?arrow_forward
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningUniversity Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSONIntroduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
- Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningLecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-WesleyCollege Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON