Let sĄ = 1512 + 10t + 20 and sp =the position functions of cars A and B that are moving alongparallel straight lanes of a highway.(a) How far is car A ahead of car B when t = 0?(b) At what instants of time are the cars next to each other?(c) At what instant of time do they have the same velocity?5t2 + 40t, t > 0, beWhich car is ahead at this instant?

Given That The position function of Car A as: SA = 15t2+10t+20 The position function of Car B as:…

Answered: Let sĄ = 1512 + 10t + 20 and sp = the…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Person A is waiting patiently at a traffic light when person B zooms past him at 25.5m/s^2. after 1.4s, person A's car accelerates at a rate of 4.5m/s^2 . Will person A be able to catch up to person B? If so how long? If not, how close will person A get to person B?
What should a graph of the position vs time look like if it shows an object moving to the left at a constant velocity? Select one: O An upwards curved parabola. O A downwards curved parabola. O A straight line with zero slope. O A straight line sloping downward (negative slope). O A straight line sloping upward (positive slope).
Question 2: A particle has the following position vector 7 = Ae-at; + Bt³j+Ct²k where A, a, B, and C are positive constants and t is time. Find the initial velocity, vo, and the initial acceleration, ao of the particle. Select one: O a. Vo = Ai, ao = -Ao²i b. Vo = Aaî – 3Bk – 2Ck, ao = – Aa²î + 2Ck O c. Vo = - Aai + 3Bk + 2Ck, ao Aa²î – 2Ck %3D O d. Vo = -Aaî + 2Ck, ao = – - Aa2î | - Aoi, ao = Aa²î + 2Ck е. Vo =
Person A is waiting patiently at a traffic light when person B zooms past him at 25.5m/s. after 1.4s, person A's car accelerates at a rate of 4.5m/s^2 . Will person A be able to catch up to person B? If so how long? If not, how close will person A get to person B? What would the frusteration distance be? (how close would they get to eachother?)
Question 2: A particle has the following position vector = Ae-ati + Bt³j + Ct²k where A, a, B, and C are positive constants and t is time. Find the initial velocity, vo, and the initial acceleration, ao of the particle. Select one: O a. Vo = -Aaci, ao = Aa?î + 2Ck O b. vo = -Aai + 2Ck, ao = -Aa²i O c. Vo = Aaî – 3Bk – 2Ck, ao = -Aa²î + 2CÊÊ O d. Vo = Aai, ao = - Aa²î O e. vo = - Aai + 3Bk + 2Ck, ao = Aa?î – 2Ck
Cars A and B are approaching each other on straight roads from points 1000m apart. Car A has an initial velocity of 26mps and is decrasing at the rate of 1.4mps². Car B has an initial velocity of 18mps and is accelerating at the rate of 1mps². When will the cars meet and how far will car A travel?
What should a graph of the velocity vs time look like if it shows an object moving to the left at a constant velocity? Select one: O An upwards curved parabola. O A downwards curved parabola. O A straight line with zero slope that is below the x-axis. O A straight line sloping downward. O A straight line sloping upward. O A straight line with zero slope that is above the x-axis.
Two cars are driving, car 1 has initial position -3500m, initial velocity -55m/s and acceleration +1.25m/s2, car 2 has initial position +4100m, initial velocity -35 m/s and acceleration +0.75m/s2; a) How much time until they collide? b) What is the x location where they collide, and the final velocity of each car?
Cars A and B approached each other on straight road from point 610 meter. apart. A has an initial velocity of 26 m/sec and is decelerating at the rate of 0.55 m/sec². B has an initial velocity of 7 ft/sec and is accelerating at the rate of 0.4 ft/sec². When will the cars meet and how far will car A and B have traveled?
A hovercraft has an initial position of ⃗r(t = 0s) = 235m @ 265◦, an initial velocity of⃗v(t = 0s) = 125m/s @ 14◦, and a constant acceleration of ⃗a = 21.3m/s2 @ 143◦ How long does it take for the x coordinate of the hovercraft’s position to reach -100m What is the hovercraft’s speed at this time? What is the hovercraft’s acceleration at this time?
A driver is traveling 19.0 m/s when she sees a red light ahead. Her car is capable of decelerating at a rate of 3.45 m/s^2, If it takes her 0.390 sto get the brakes on and she is 20.0m from the intersection. How far from the beginning of the intersection will she be?
A toy rocket moving vertically upward passes by a 1.8 m -high window whose sill is 7.0 m above the ground. The rocket takes 0.16 s to travel the 1.8 m height of the window. a) What was the launch speed of the rocket? Assume the propellant is burned very quickly at blastoff. b) How high will the rocket go?

SEE MORE QUESTIONS

Recommended textbooks for you

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

College Physics

Physics

ISBN:

9781305952300

Author:

Raymond A. Serway, Chris Vuille

Publisher:

Cengage Learning

University Physics (14th Edition)

Physics

ISBN:

9780133969290

Author:

Hugh D. Young, Roger A. Freedman

Publisher:

PEARSON

Introduction To Quantum Mechanics

Physics

ISBN:

9781107189638

Author:

Griffiths, David J., Schroeter, Darrell F.

Publisher:

Cambridge University Press

Physics for Scientists and Engineers

Physics

ISBN:

9781337553278

Author:

Raymond A. Serway, John W. Jewett

Publisher:

Cengage Learning

Lecture- Tutorials for Introductory Astronomy

Physics

ISBN:

9780321820464

Author:

Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden

Publisher:

Addison-Wesley

College Physics: A Strategic Approach (4th Editio…

Physics

ISBN:

9780134609034

Author:

Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field

Publisher:

PEARSON

SEE MORE TEXTBOOKS