PHY F/SCIENTIST MOD MASTERING 24 MO
17th Edition
ISBN: 9780137319497
Author: Knight
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 11, Problem 47EAP
A firecracker in a coconut blows the coconut into three pieces. Two pieces of equal mass fly off south and west, perpendicular to each other, at speed v0. The third piece has twice the mass as the other two. What are the speed and direction of the third piece? Give the direction as an angle east of north.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Chapter 11 Solutions
PHY F/SCIENTIST MOD MASTERING 24 MO
Ch. 11 - Prob. 1CQCh. 11 - Prob. 2CQCh. 11 - \A 2 kg object is moving to the right with a speed...Ch. 11 - Prob. 4CQCh. 11 - Prob. 5CQCh. 11 - Angie, Brad, and Carlos are discussing a physics...Ch. 11 - Prob. 7CQCh. 11 - Automobiles are designed with “crumple zones”...Ch. 11 - A golf club continues forward after hitting the...Ch. 11 - Suppose a rubber ball collides head-on with a more...
Ch. 11 - Two particles collide, one of which was initially...Ch. 11 - Two ice skaters, Paula and Ricardo, push off from...Ch. 11 - Prob. 13CQCh. 11 - At what speed do a bicycle and its rider, with a...Ch. 11 - What is the magnitude of the momentum of A 3000 kg...Ch. 11 - What impulse does the force shown in FIGURE EX11.3...Ch. 11 - What is the impulse on a 3.0 kg particle that...Ch. 11 - Prob. 5EAPCh. 11 - Prob. 6EAPCh. 11 - Prob. 7EAPCh. 11 - Prob. 8EAPCh. 11 - Prob. 9EAPCh. 11 - A sled slides along a horizontal surface on which...Ch. 11 - Prob. 11EAPCh. 11 - A g air-track glider collides with a spring at one...Ch. 11 - A 250 g ball collides with a wall. FIGURE EX11.13...Ch. 11 - A 5000 kg open train car is rolling on...Ch. 11 - Prob. 15EAPCh. 11 - Prob. 16EAPCh. 11 - Three identical train cars, coupled together, are...Ch. 11 - A 300 g bird flying along at 6.0 m/s sees a 10 g...Ch. 11 - Prob. 19EAPCh. 11 - A 1500 kg car is rolling at 2.0 m/s. You would...Ch. 11 - Prob. 21EAPCh. 11 - A 50 g marble moving at 2.0 m/s strikes a 20 g...Ch. 11 - A proton is traveling to the right at 2.0 × 107...Ch. 11 - Prob. 24EAPCh. 11 - Prob. 25EAPCh. 11 - Prob. 26EAPCh. 11 - Prob. 27EAPCh. 11 - Prob. 28EAPCh. 11 - Prob. 29EAPCh. 11 - Prob. 30EAPCh. 11 - Two particles collide and bounce apart. FIGURE...Ch. 11 - An object at rest explodes into three fragments....Ch. 11 - A 20 g ball of clay traveling east at 3.0 m/s...Ch. 11 - 34. At the center of a 50-m-diameter circular ice...Ch. 11 - A small rocket with 15 kN thrust burns 250 kg of...Ch. 11 - A rocket in deep space has an empty mass of 150 kg...Ch. 11 - A rocket in deep space has an exhaust-gas speed of...Ch. 11 - A tennis player swings her 1000 g racket with a...Ch. 11 - A 60 g tennis ball with an initial speed of 32 m/s...Ch. 11 - A 500 g cart is released from rest 1.00 m from the...Ch. 11 - A 200 g ball is dropped from a height of 2.0 m,...Ch. 11 - The flowers of the bunchberry plant open with...Ch. 11 - A particle of mass in is at rest at t = 0. Its...Ch. 11 - Air-track gliders with masses 300 g, 400 g, and...Ch. 11 - Most geologists believe that the dinosaurs became...Ch. 11 - Squids rely on jet propulsion to move around. A...Ch. 11 - A firecracker in a coconut blows the coconut into...Ch. 11 - One billiard ball is shot east at 2.0 m/s. A...Ch. 11 - a. A bullet of mass m is fired into a block of...Ch. 11 - Prob. 50EAPCh. 11 - An object at rest on a flat, horizontal surface...Ch. 11 - A 1500 kg weather rocket accelerates upward at 10...Ch. 11 - Prob. 53EAPCh. 11 - Two 5 g blocks of wood are 2.0 m apart on a...Ch. 11 - A 100 g granite cube slides down a 40°...Ch. 11 - You have been asked to design a “ballistic spring...Ch. 11 - In FIGUREP11.57, a block of mass m slides along a...Ch. 11 - The stoplight had just changed and a 2000 kg...Ch. 11 - Prob. 59EAPCh. 11 - Force Fx= (10 N) sin (2pt/4.0 s) is exerted on a...Ch. 11 - A 500 g particle has velocity vx=5.0 m/s at t = 2...Ch. 11 - 30 ton rail car and a 90 ton rail car, initially...Ch. 11 - Prob. 63EAPCh. 11 - Prob. 64EAPCh. 11 - Prob. 65EAPCh. 11 - Old naval ships fired 10 kg cannon balls from a...Ch. 11 - A proton (mass 1 u) is shot toward an unknown...Ch. 11 - The nucleus of the polonium isotope 214Po (mass...Ch. 11 - Prob. 69EAPCh. 11 - A 20 g ball of clay traveling east at 2.0 m/s...Ch. 11 - Prob. 71EAPCh. 11 - Prob. 72EAPCh. 11 - Prob. 73EAPCh. 11 - a. To understand why rockets often have multiple...Ch. 11 - Prob. 75EAPCh. 11 - Prob. 76EAPCh. 11 - Prob. 77EAPCh. 11 - In Problems 75 through 78 you are given the...Ch. 11 - A 1000 kg cart is rolling to the right at 5.0 m/s....Ch. 11 - Prob. 80EAPCh. 11 - Prob. 81EAPCh. 11 - A two-stage rocket is traveling at 1200 m/s with...Ch. 11 - 83. The air-track carts in FIGURE P11.83 are...Ch. 11 - Section 11.6 found an equation for vmaxof a rocket...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- (a) At what speed would a 2.00104 -kg airplane have to fly to have a momentum of 1.60109kgm/s (the same as the ship's momentum in the problem above)? (b) What is the plane's momentum when it is taking off at a speed of 60.0 m/s? (c) If the ship is an aircraft carrier that launches these airplanes with a catapult, discuss the implications of your answer to (b) as it relates to recoil effects of the catapult on the ship.arrow_forwardA car crashes into a large tree that does not move. The car goes from 30 m/s to 0 in 1.3 m. (a) What impulse is applied to the driver by the seatbelt, assuming he follows the same motion as the car? (b) What is the average force applied to the driver by the seatbelt?arrow_forwardSand from a stationary hopper falls onto a moving conveyor belt at the rate of 5.00 kg/s as shown in Figure P8.64. The conveyor belt is supported by frictionless rollers and moves at a constant speed of v = 0.750 m/s under the action of a constant horizontal external force Fext supplied by the motor that drives the belt. Find (a) the sands rate of change of momentum in the horizontal direction, (b) the force of friction exerted by the belt on the sand, (c) the external force Fext, (d) the work done by Fext in 1 s, and (e) the kinetic energy acquired by the falling sand each second due to the change in its horizontal motion. (f) Why are the answers to parts (d) and (e) different? Figure P8.64arrow_forward
- A soccer player runs up behind a 0.450-kg soccer ball traveling at 3.20 m/s and kicks it in the same direction as it is moving, increasing its speed to 12.8 m/s. (a) What is the change in the magnitude of the balls momentum? (b) What magnitude impulse did the soccer player deliver to the ball? (c) What magnitude impulse would be required to kick the ball in the opposite direction at 12.8 m/s, instead? (See Section 6.1.)arrow_forwardSven hits a baseball (m = 0.15 kg). He applies an average force of 50.0 N. The ball had an initial velocity of 35.0 m/s to the right and a final velocity of 40.0 m/s to the left as viewed by a fan in the stands. a. What is the impulse delivered by Svens bat to the baseball? b. How long is his bat in contact with the ball?arrow_forwardProblems 44 and 45 are paired. C A model rocket is shot straight up. As it reaches the highest point in its trajectory, it explodes in midair into three pieces with velocities indicated by the arrows in Figure P10.44, as viewed from directly above the explosion. Rank the mass of each piece in order from smallest to largest and justify your answer. FIGURE P10.44 Problems 44 and 45.arrow_forward
- A model rocket engine has an average thrust of 5.26 N. It has an initial mass of 25.5 g, which includes fuel mass of 12.7 g. The duration of its burn is 1.90 s. (a) What is the average exhaust speed of the engine? (b) This engine is placed in a rocket body of mass 53.5 g. What is the final velocity of the rocket if it were to be fired from rest in outer space by an astronaut on a spacewalk? Assume the fuel burns at a constant rate.arrow_forwardA ball of mass 250 g is thrown with an initial velocity of 25 m/s at an angle of 30 with the horizontal direction. Ignore air resistance. What is the momentum of the ball after 0.2 s? (Do this problem by finding the components of the momentum first, and then constructing the magnitude and direction of the momentum vector from the components.)arrow_forwardA girl of mass mg is standing on a plank of mass mp. Both are originally at rest on a frozen lake that constitutes a frictionless, flat surface. The girl begins to walk along the plank at a constant velocity vgp to the right relative to the plank. (The subscript gp denotes the girl relative to plank.) (a) What is the velocity vpi of the plank relative to the surface of the ice? (b) What is the girls velocity vgi relative to the ice surface?arrow_forward
- The figure below shows a bullet of mass 200 g traveling horizontally towards the east with speed 400 m/s, which strikes a block of mass 1.5 kg that is initially at rest on a frictionless table. After striking the block, the bullet is embedded in the block and the block and the bullet move together as one unit. a. What is the magnitude and direction of the velocity of the block/bullet combination immediately after the impact? b. What is the magnitude and direction of the impulse by the block on the bullet? c. What is the magnitude and direction of the impulse from the bullet on the block? d. If it took 3 ms for the bullet to change the speed from 400 m/s to the final speed after impact, what is the average force between the block and the bullet during this time?arrow_forwardA small block of mass m1 = 0.500 kg is released from rest at the top of a frictionless, curve-shaped wedge of mass m2 = 3.00 kg, which sits on a frictionless, horizontal surface as shown in Figure P8.55a. When the block leaves the wedge, its velocity is measured to be 4.00 m/s to the right as shown in Figure P8.55b. (a) What is the velocity of the wedge after the block reaches the horizontal surface? (b) What is the height h of the wedge?arrow_forwardInitially, ball 1 rests on an incline of height h, and ball 2 rests on an incline of height h/2 as shown in Figure P11.40. They are released from rest simultaneously and collide elastically in the trough of the track. If m2 = 4 m1, m1 = 0.045 kg, and h = 0.65 m, what is the velocity of each ball after the collision?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Elastic and Inelastic Collisions; Author: Professor Dave Explains;https://www.youtube.com/watch?v=M2xnGcaaAi4;License: Standard YouTube License, CC-BY