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11. initial velocity: iii. acceleration: b) At what time is the mass stopped? c) What is the average velocity, v, of the object between the time the object is stopped and 10 s afte. it is stopped. d) For the same duration as above, what is the average acceleration, a , of the object? 4) [Horizontal] A block's velocity goes from 40 m/s to -20 m/s in 10 seconds along a straight line at a constant acceleration, å . (The initial position = 50 m.) In the first 10 seconds, a) what is its average acceleration? b) What is its average velocity? c) what is its change in position? d) What is its displacement? e) What is its final position? f) What distance did it travel? The block then traveled at constant -20 m/s for an additional 7 seconds. For the last 7 seconds, g) what is its average acceleration? h) What is its average velocity? i) what is its change in position? j) What is its displacement? k) What 1) What distance did it travel? its position? For the entire 17 second trip, m) what is its average acceleration? n) what is its change in position? o) What is its average velocity? p) What is its displacement? q) What is its final position? r) What distance did it travel? s) Draw the Velocity vs. Time plot Velocity vs. Time 60 40 20 (s/u) A

11. initial velocity: iii. acceleration: b) At what time is the mass stopped? c) What is the average velocity, v, of the object between the time the object is stopped and 10 s afte. it is stopped. d) For the same duration as above, what is the average acceleration, a , of the object? 4) [Horizontal] A block's velocity goes from 40 m/s to -20 m/s in 10 seconds along a straight line at a constant acceleration, å . (The initial position = 50 m.) In the first 10 seconds, a) what is its average acceleration? b) What is its average velocity? c) what is its change in position? d) What is its displacement? e) What is its final position? f) What distance did it travel? The block then traveled at constant -20 m/s for an additional 7 seconds. For the last 7 seconds, g) what is its average acceleration? h) What is its average velocity? i) what is its change in position? j) What is its displacement? k) What 1) What distance did it travel? its position? For the entire 17 second trip, m) what is its average acceleration? n) what is its change in position? o) What is its average velocity? p) What is its displacement? q) What is its final position? r) What distance did it travel? s) Draw the Velocity vs. Time plot Velocity vs. Time 60 40 20 (s/u) A

College Physics
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter4: Dynamics: Force And Newton's Laws Of Motion
Section: Chapter Questions
Problem 45PE: Integrated Concepts A large rocket has a mass of 2.00106 kg at takeoff, and its engines produce a...
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initial position: ii. initial velocity: 1. iii. acceleration: b) At what time is the mass stopped? c) What is the average velocity, v, of the object between the time the object is stopped and 10 s afte. it is stopped. d) For the same duration as above, what is the average acceleration, å , of the object? 4) [Horizontal] A block's velocity goes from 40 m/s to -20 m/s in 10 seconds along a straight line at a constant acceleration, a . (The initial position = 50 m.) In the first 10 seconds, a) what is its average acceleration? b) What is its average velocity? c) what is its change in position? 6. d) What is its displacement? e) What is its final position? f) What distance did it travel? The block then traveled at constant -20 m/s for an additional 7 seconds. For the last 7 seconds, g) what is its average acceleration? h) What is its average velocity? i) what is its change in position? j) What is its displacement? k) What is its final position? 1) What distance did it travel? For the entire 17 second trip, m) what is its average acceleration? n) what is its change in position? o) What is its average velocity? p) What is its displacement? q) What is its final position? r) What distance did it travel? s) Draw the Velocity vs. Time plot Velocity vs. Time 60 40 20 (s/m)
Transcribed Image Text:initial position: ii. initial velocity: 1. iii. acceleration: b) At what time is the mass stopped? c) What is the average velocity, v, of the object between the time the object is stopped and 10 s afte. it is stopped. d) For the same duration as above, what is the average acceleration, å , of the object? 4) [Horizontal] A block's velocity goes from 40 m/s to -20 m/s in 10 seconds along a straight line at a constant acceleration, a . (The initial position = 50 m.) In the first 10 seconds, a) what is its average acceleration? b) What is its average velocity? c) what is its change in position? 6. d) What is its displacement? e) What is its final position? f) What distance did it travel? The block then traveled at constant -20 m/s for an additional 7 seconds. For the last 7 seconds, g) what is its average acceleration? h) What is its average velocity? i) what is its change in position? j) What is its displacement? k) What is its final position? 1) What distance did it travel? For the entire 17 second trip, m) what is its average acceleration? n) what is its change in position? o) What is its average velocity? p) What is its displacement? q) What is its final position? r) What distance did it travel? s) Draw the Velocity vs. Time plot Velocity vs. Time 60 40 20 (s/m)
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