Student Workbook for Physics for Scientists and Engineers: A Strategic Approach, Vol 1. (Chs 1-21)
4th Edition
ISBN: 9780134110646
Author: Randall D. Knight (Professor Emeritus)
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 36, Problem 2CQ
Teenagers Sam and Tom are playing chicken in their rockets. As FIGURE Q36.2 shows, an experimenter on earth sees that each is raveling at 0.95c as he approaches the other. Sam fires a laser beam toward Tom.
a. What is the speed of the laser beam relative to Sam?
b. What is the speed of the laser beam relative to Tom?
FIGURE Q36.2 
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Chapter 36 Solutions
Student Workbook for Physics for Scientists and Engineers: A Strategic Approach, Vol 1. (Chs 1-21)
Ch. 36 - Prob. 1CQCh. 36 - Teenagers Sam and Tom are playing chicken in their...Ch. 36 - Prob. 3CQCh. 36 - Prob. 4CQCh. 36 - Prob. 5CQCh. 36 - Prob. 6CQCh. 36 - Prob. 7CQCh. 36 - Prob. 8CQCh. 36 - A 100-m-long train is heading for an 80-m-long...Ch. 36 - Prob. 10CQ
Ch. 36 - Event A occurs at spacetime coordinates (300 m, 2...Ch. 36 - A firecracker explodes in reference frame S at t =...Ch. 36 - At t = 1.0 s, a firecracker explodes at x = 10 m...Ch. 36 - A newspaper delivery boy is riding his bicycle...Ch. 36 - A baseball pitcher can throw a ball with a speed...Ch. 36 - Prob. 5EAPCh. 36 - Prob. 6EAPCh. 36 - Your job is to synchronize the clocks in a...Ch. 36 - Bjorn is standing at x = 600 m. Firecracker 1...Ch. 36 - Prob. 9EAPCh. 36 - You are standing at x 9.0 km and your assistant is...Ch. 36 - Prob. 11EAPCh. 36 - Prob. 12EAPCh. 36 - Prob. 13EAPCh. 36 - Prob. 14EAPCh. 36 - Prob. 15EAPCh. 36 - a. At what speed, as a fraction of c, must a...Ch. 36 - Prob. 17EAPCh. 36 - At what speed, in m/s, would a moving clock lose...Ch. 36 - Prob. 19EAPCh. 36 - Prob. 20EAPCh. 36 - 21. At what speed, as a fraction of c. will a...Ch. 36 - Prob. 22EAPCh. 36 - Prob. 23EAPCh. 36 - Prob. 24EAPCh. 36 - Prob. 25EAPCh. 36 - 26. A rocket travels in the x-direction at speed...Ch. 36 - Prob. 27EAPCh. 36 - Prob. 28EAPCh. 36 - Prob. 29EAPCh. 36 - Prob. 30EAPCh. 36 - A laboratory experiment shoots an electron to the...Ch. 36 - Prob. 32EAPCh. 36 - Prob. 33EAPCh. 36 - Prob. 34EAPCh. 36 - Prob. 35EAPCh. 36 - Prob. 36EAPCh. 36 - Prob. 37EAPCh. 36 - At what speed, as a fraction of c, must an...Ch. 36 - At what speed, as a fraction of c, is a particle’s...Ch. 36 - At what speed, as a fraction of c, is a particle’s...Ch. 36 - Prob. 41EAPCh. 36 - Prob. 42EAPCh. 36 - The diameter of the solar system is 10 light...Ch. 36 - A 30-m-long rocket train car is traveling from Los...Ch. 36 - Prob. 45EAPCh. 36 - Two events in reference frame S occu 10 µs apart...Ch. 36 - Prob. 47EAPCh. 36 - The Stanford Linear Accelerator (SLAC) accelerates...Ch. 36 - Prob. 49EAPCh. 36 - Prob. 50EAPCh. 36 - Prob. 51EAPCh. 36 - Prob. 52EAPCh. 36 - Prob. 53EAPCh. 36 - Prob. 54EAPCh. 36 - Prob. 55EAPCh. 36 - Prob. 56EAPCh. 36 - Prob. 57EAPCh. 36 - Prob. 58EAPCh. 36 - Prob. 59EAPCh. 36 - Prob. 60EAPCh. 36 - Prob. 61EAPCh. 36 - Prob. 62EAPCh. 36 - Prob. 63EAPCh. 36 - Prob. 64EAPCh. 36 - Prob. 65EAPCh. 36 - Prob. 66EAPCh. 36 - Prob. 67EAPCh. 36 - Prob. 68EAPCh. 36 - Prob. 69EAPCh. 36 - Prob. 70EAPCh. 36 - Prob. 71EAPCh. 36 - Prob. 72EAPCh. 36 - Prob. 73EAPCh. 36 - Prob. 74EAPCh. 36 - Prob. 75EAPCh. 36 - Prob. 76EAPCh. 36 - Prob. 77EAP
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) All but the closest galaxies are receding from our own Milky Way Galaxy. If a galaxy 12.0109ly ly away is receding from us at 0. 0.900c, at what velocity relative to us must we send an exploratory probe to approach the other galaxy at 0.990c, as measured from that galaxy? (b) How long will it take the probe to reach the other galaxy as measured from the Earth? You may assume that the velocity of the other galaxy remains constant. (c) How long will it then take for a radio signal to be beamed back? (All of this is possible in principle, but not practical.)arrow_forwardA box is cubical with sides of proper lengths L1 = L2 = L3, as shown in Figure P26.14, when viewed in its own rest frame. If this block moves parallel to one of its edges with a speed of 0.80c past an observer, (a) what shape does it appear to have to this observer? (b) What is the length of each side as measured by the observer? Figure P26.14arrow_forward(a) Suppose the speed of light were only 3000 m/s. A jet fighter moving toward a target on the ground at 800 m/s shoots bullets, each having a muzzle velocity of 1000 m/s. What are the bullets' velocity relative to the target? (b) If the speed of light was this small, would you observe relativistic effects in everyday life? Discuss.arrow_forward
- (a) All but the closest galaxies are receding from our own Milky Way Galaxy. If a galaxy 12.0x109ly away is receding from us at 0.900c, at what velocity relative to us must we send an exploratory probe to approach the other galaxy at 0.990c as measured from that galaxy? (b) How long will it take the probe to reach the other galaxy as measured from Earth? You may assume that the velocity of the other galaxy remains constant. (c) How long will it then take for a radio signal to be beamed back? (All of this is possible in principle, but not practical.)arrow_forward(i) Does the speed of an electron have an upper limit? (a) yes, the speed of light c (b) yes, with another value (c) no (ii) Does the magnitude of an electrons momentum have an upper limit? (a) yes, mec (b) yes, with another value (c) no (iii) Does the electrons kinetic energy have an upper limit? (a) yes, mec2 (b) yes, 12mec2 (c) yes, with another value (d) noarrow_forward(a) How fast would an athlete need to be running for a 100-m race to look 100 yd long? (b) Is the answer consistent with the fact that relativistic effects are difficult to observe in ordinary circumstances? Explain.arrow_forward
- An enemy spacecraft moves away from the Earth at a speed of v = 0.800c (Fig. P9.19). A galactic patrol spacecraft pursues at a speed of u = 0.900c relative to the Earth. Observers on the Earth measure the patrol craft to be overtaking the enemy craft at a relative speed of 0.100c. With what speed is the patrol craft overtaking the enemy craft as measured by the patrol crafts crew? Figure. P9.19arrow_forwardThe muon is an unstable particle that spontaneously decays into an electron and two neutrinos. If the number of muons at t = 0 is N0, the number at time t is given by , where τ is the mean lifetime, equal to 2.2 μs. Suppose the muons move at a speed of 0.95c and there are 5.0 × 104 muons at t = 0. (a) What is the observed lifetime of the muons? (b) How many muons remain after traveling a distance of 3.0 km?arrow_forwardSuppose an astronaut is moving relative to the Earth at a significant fraction of the speed of light. (a) Does he observe the rate of his clocks to have slowed? (b) What change in the rate of Earth-bound clocks does he see? (c) Does his ship seem to him to shorten? (d) What about the distance between stars that lie on lines parallel to his motion? (e) Do he and an Earth-bound observer agree on his velocity relative to the Earth?arrow_forward
- An alien spaceship traveling at 0.600c toward the Earth launches a landing craft. The landing craft travels in the same direction with a speed of 0.800c relative to the mother ship. As measured on the Earth, the spaceship is 0.200 ly from the Earth when the landing craft is launched. (a) What speed do the Earth-based observers measure for the approaching landing craft? (b) What is the distance to the Earth at the moment of the landing crafts launch as measured by the aliens? (c) What travel time is required for the landing craft to reach the Earth as measured by the aliens on the mother ship? (d) If the landing craft has a mass of 4.00 105 kg, what is its kinetic energy as measured in the Earth reference frame?arrow_forwardPlans for ail accelerator that produces a secondary beam of K mesons to scatter from nuclei, for the purpose of studying the strong force, call for them to have a kinetic energy of 500 MeV. (a) What would the relativistic quantity =11v2/c2be for these particles? (b) How long would their average lifetime be in the laboratory? (c) How far could they travel in this time?arrow_forwardTwo powerless rockets are on a collision course. The rockets are moving with speeds of 0.800c and 0.600c and are initially 2.52 × 1012 m apart as measured by Liz, an Earth observer, as shown in Figure P1.34. Both rockets are 50.0 m in length as measured by Liz. (a) What are their respective proper lengths? (b) What is the length of each rocket as measured by an observer in the other rocket? (c) According to Liz, how long before the rockets collide? (d) According to rocket 1, how long before they collide? (e) According to rocket 2, how long before they collide? (f) If both rocket crews are capable of total evacuation within 90 min (their own time), will there be any casualties? Figure P1.34arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Modern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage Learning
College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author: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
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Time Dilation - Einstein's Theory Of Relativity Explained!; Author: Science ABC;https://www.youtube.com/watch?v=yuD34tEpRFw;License: Standard YouTube License, CC-BY