Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
4th Edition
ISBN: 9780134110684
Author: Randall D. Knight (Professor Emeritus)
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 2, Problem 31EAP
FIGURE EX2.31 shows the acceleration-versus-time graph of a particle moving along the x-axis. Its initial velocity is v0x= 8.0 m/s at t0= 0 s. What is the particle’s velocity at t = 4.0 s?
FIGURE EX2.31
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
At time t = 0, a particle has a velocity of
m
v = 4.00. The following graph shows the particles
a(t)
S
acceleration vs. time.
a. What was the particle's velocity at t = 3.00s ?
2
4
t
b. What was the particle's instantaneous acceleration
time(s)
at t = 3.00s ?
С.
What was the average acceleration between t = 1.00s and t = 3.00s ?
4-
2.
acceleration(m/s)
The figure shows the acceleration-versus-time graph of a particle moving along the x-axis. Its initial velocity is v0x = 5.00 m/s at t0 =0s. What is the particle's velocity at t = 2.00 s ?
Situation 01. Samantha has a height of 1.83 meters measured from the ground surface. She then lifts
a rock and throw it straight upward giving it an upward acceleration coming from rest of 35.0 m/s?
for 64cm. The ball was released 2.20m above the ground.
a. How high above the ground does the rock go?
b. Compute the time she must get out of its way before it returns exactly at her height.
Chapter 2 Solutions
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
Ch. 2 - For Questions 1 through 3, interpret the position...Ch. 2 - For Questions 1 through 3, interpret the position...Ch. 2 - For Questions 1 through 3, interpret the position...Ch. 2 - FIGURE Q2.4 shows a position-versus-time graph for...Ch. 2 - FIGURE Q2.5 shows a position-versus-time graph for...Ch. 2 - FIGURE Q2.6 shows the position-versus-time graph...Ch. 2 - FIGURE Q2.7 shows the position-versus-time graph...Ch. 2 - FIGURE Q2.8 shows six frames from the motion...Ch. 2 - You’re driving along the highway at a steady speed...Ch. 2 - A bicycle is traveling east. Can its acceleration...
Ch. 2 - (a) Give an example of a vertical motion with a...Ch. 2 - A ball is thrown straight up into the air. At each...Ch. 2 - A rock is thrown (not dropped) straight do from a...Ch. 2 - FIGURE Q2.14 shows the velocity-versus-time graph...Ch. 2 - Alan leaves Los Angeles at 8:00 A.M. to drive to...Ch. 2 - Julie drives 100 mi to Grandmother’s house. On the...Ch. 2 - Larry leaves home at 9:05 and runs at constant...Ch. 2 - FIGURE EX2.4 is the position-versus-time graph of...Ch. 2 - FIGURE EX2.5 shows the position graph of a...Ch. 2 - A particle starts from x0=10matt=0s and moves with...Ch. 2 - FIGURE EX2.7 is a somewhat idealized graph of the...Ch. 2 - FIGURE EX2.8 shows the velocity graph for a...Ch. 2 - FIGURE EX2.9 shows the velocity graph of a...Ch. 2 - FIGURE EX2.7 showed the velocity graph of blood in...Ch. 2 - Prob. 11EAPCh. 2 - FIGURE EX2.1 2 shows the velocity-versus-time...Ch. 2 - a. What constant acceleration, in SI units, must a...Ch. 2 - A jet plane is cruising at 300 m/s when suddenly...Ch. 2 - a. How many days will it take a spaceship to...Ch. 2 - Prob. 16EAPCh. 2 - A speed skater moving to the left across...Ch. 2 - A Porsche challenges a Honda to a 400 m race....Ch. 2 - Acar starts from rest at a stop sign. It...Ch. 2 - Prob. 20EAPCh. 2 - A student standing on the ground throws a ball...Ch. 2 - A rock is tossed straight up from ground level...Ch. 2 - 23. When jumping, a flea accelerates at an...Ch. 2 - Prob. 24EAPCh. 2 - A rock is dropped from the top of a tall building....Ch. 2 - A skier is gliding along at 3.0 m/s on horizontal,...Ch. 2 - A car traveling at 30 m/s runs out of gas while...Ch. 2 - Prob. 28EAPCh. 2 - A snowboarder glides down a 50-m-long, 15° hill....Ch. 2 - A small child gives a plastic frog a big push at...Ch. 2 - FIGURE EX2.31 shows the acceleration-versus-time...Ch. 2 - Prob. 32EAPCh. 2 - A particle moving along the x-axis has its...Ch. 2 - A particle moving along the x-axis has its...Ch. 2 - The position of a particle is given by the...Ch. 2 - The position of a particle is given by the...Ch. 2 - Particles A. B. and C move along the x-axis....Ch. 2 - A block is suspended from a spring, pulled down,...Ch. 2 - A particle’s velocity is described by the function...Ch. 2 - Prob. 40EAPCh. 2 - Prob. 41EAPCh. 2 - A particles velocity is given by the function vx=...Ch. 2 - A ball rolls along the smooth track shown in...Ch. 2 - Draw position, velocity, and acceleration graphs...Ch. 2 - FIGURE P2.45 shows a set of kinematic graphs for a...Ch. 2 - FIGURE P2.46 shows a set of kinematic graphs for a...Ch. 2 - The takeoff speed for an Airbus A320 jetliner is...Ch. 2 - You are driving to the grocery store at 20 m/s....Ch. 2 - You’re driving down the highway late one night at...Ch. 2 - Two cars are driving at the same constant speed on...Ch. 2 - You are playing miniature golf at the golf course...Ch. 2 - The minimum stopping distance for a car traveling...Ch. 2 - A cheetah spots a Thomson’s gazelle, its preferred...Ch. 2 - You are at a train station, standing next to the...Ch. 2 - A 200 kg weather rocket is loaded with 100 kg of...Ch. 2 - A 1000 kg weather rocket is launched straight up....Ch. 2 - A lead ball is dropped into a lake from a diving...Ch. 2 - A hotel elevator ascends 200 m with a maximum...Ch. 2 - A basketball player can jump to a height of 55 cm....Ch. 2 - You are 9.0 m from the door of your bus, behind...Ch. 2 - Ann and Carol are driving their cars along the...Ch. 2 - Amir starts riding his bike up a 200-m-long slope...Ch. 2 - A very slippery block of ice slides down a smooth...Ch. 2 - Bob is driving the getaway car after the big bank...Ch. 2 - One game at the amusement park has you push a puck...Ch. 2 - A motorist is driving at 20 m/s when she sees that...Ch. 2 - Nicole throws a ball straight up. Chad watches the...Ch. 2 - David is driving a steady 30 m/s when he passes...Ch. 2 - A cat is sleeping on the floor in the middle of a...Ch. 2 - Water drops fall from the edge of a roof at a...Ch. 2 - I was driving along at 20 m/s, trying to change a...Ch. 2 - As an astronaut visiting Planet X, you’re assigned...Ch. 2 - Your goal in laboratory is to launch a ball of...Ch. 2 - When a 1984 Alfa Romeo Spider sports car...Ch. 2 - The two masses in FIGURE P2.75 slide on...Ch. 2 - In Problems 76 through 79, you are given the...Ch. 2 - In Problems 76 through 79, you are given the...Ch. 2 - In Problems 76 through 79, you are given the...Ch. 2 - In Problems 76 through 79, you are given the...Ch. 2 - A rocket is launched straight up with constant...Ch. 2 - Careful measurements have been made of Olympic...Ch. 2 - III Careful measurements have been made of Olympic...Ch. 2 - A sprinter can accelerate with constant...Ch. 2 - A rubber ball is shot straight up from the ground...Ch. 2 - The Starship Enterprise returns from warp drive to...
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
- We are standing on the top of a 1040 feet tall building and launch a small object upward. The object's height, measured in feet, after t seconds is h(t) = 16t? + 128t + 1040. A) What is the object initial velocity? ft/second B) What is the highest point that the object reaches? feetarrow_forwardthe acceleration a versus time t for a particle moving along an x axis. the a-axis scale is set by as = 12 m/s2. at t = -2.0 s, the particles velocity is 7.0 m/s. what is its velocity at t = 6 s?arrow_forwardAt t₁ = 3.0 s, a car has velocity components Vx1 = 5.0 m/s and vy1 = 4.0 m/s. From t₁ = 3.0 s to t2 = 17.0 s, it has an average acceleration aave = 2.0 m/s2 i + 1.0 m/s2 j. What is the car's velocity at t2 = 17.0 s? A. 10 m/s i + 4 m/s j OB. 28 m/si + 14 m/s j OC. 30 m/s i + 15 m/s j OD. 33 m/si + 18 m/sj OE. 35 m/si + 19 m/sjarrow_forward
- A particle moving along the x-axis has its velocity described by the function v_x =2t2m/s=2t^2m/s, where t is in s. Its initial position is x_0 = 2.8 mm at t_0 = 0 s . At 1.7 s , what is the particle's position? At 1.7 s , what is the particle's velocity? At 1.7 s , what is the particle's acceleration?arrow_forwardThe figure gives the acceleration a versus time t for a particle moving along an x axis. The a-axis scale is set by as = 15.0 m/s2. At t = -2.0 s, the particle's velocity is 7.00 m/s. What is its velocity at t = 6.0 s?arrow_forward2.9 .. A ball moves in a straight line (the x-axis). The graph in Fig. E2.9 shows this ball's velocity as a function of time. (a) What are the ball's average speed and average velocity during the first 3.0 s? (b) Suppose that the ball moved in such a way that the graph seg- ment after 2.0 s was –3.0 m/s instead of +3.0 m/s. Find the ball's average speed and average velocity in this case.arrow_forward
- A model rocket accelerates upward from the ground with a constant acceleration, reaching a height of 1000 m in 10 s. a) What is the speed (in m/s) at a height of 1000 m? b) What is the acceleration (in m/s 2)?arrow_forwardThe first astronaut has landed on Mars. Conducting some physics experiments, she drops a hammer from rest from a height of 2.01 m and uses a stopwatch to measure that the hammer takes 1.04 s to hit the ground. A. Determine the magnitude of the acceleration due to gravity on Mars. B. She then throws the hammer straight up into the Martian sky. If she comes back to her hand in 4.20 s, with what speed did she throw it?arrow_forwardA particle moves along the x-axis. The function v(t) gives the particle's velocity at any time t> 0: Assume x to be in meters and t to be in seconds. v(t) = t5 +15t³ +20 Find: a. The velocity of the particle at t= 2s. b. The acceleration of the particle at t=2s c. Att=3, is the particle speeding up, slowing down, or neither?arrow_forward
- A car travels along a straight path begins to accelerate at a = (6t^2 – 4t) ft/s^2. At t = 0s, its velocity is 3 ft/s and its position is 4 ft. Determine its velocity at time t. What is its position when t = 4 s?arrow_forwardAn object moves in one dimensional motion with constant acceleration a = 4.5 m/s². At time t = 0 s, the object is at xo = 2.9 m and has an initial velocity of vo = 4 m/s. How far will the object move before it achieves a velocity of v = 7 m/s? Your answer should be accurate to the nearest 0.1 m.arrow_forwardThe position of a particle moving in one dimension along the x axis is given by x(t) =5.5 + 7.8t + 2.1t2, where t is measured in seconds and x in meters. What is the velocity of the particle as function of time? What is the acceleration as a function of time?arrow_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
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Position/Velocity/Acceleration Part 1: Definitions; Author: Professor Dave explains;https://www.youtube.com/watch?v=4dCrkp8qgLU;License: Standard YouTube License, CC-BY