A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. Then the driver accelerates with constant acceleration along the ramp and onto the freeway. The car starts from rest, moves in a straight line, and has a speed of 23 m/s when it reaches the end of the 110-m-long ramp. Part A What is the acceleration of the car? Express vour answer in meters per second squared, VO AE m/s Submit Request Answer Part B How much time does it take the car to travel the length of the ramp? Express your answer in seconds. VO|AE ? t = Submit RequestAnswer Part C The traffic on the freeway is moving at a constant speed of 23 m/s. What distance does the traffic travel while the car is moving the length of the ramp? Express your answer in meters. VO AEO Submit Request Answer

A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. Then the driver accelerates with constant acceleration along the ramp and onto the freeway. The car starts from rest, moves in a straight line, and has a speed of 23 m/s when it reaches the end of the 110-m-long ramp. Part A What is the acceleration of the car? Express vour answer in meters per second squared, VO AE m/s Submit Request Answer Part B How much time does it take the car to travel the length of the ramp? Express your answer in seconds. VO|AE ? t = Submit RequestAnswer Part C The traffic on the freeway is moving at a constant speed of 23 m/s. What distance does the traffic travel while the car is moving the length of the ramp? Express your answer in meters. VO AEO Submit Request Answer

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

At highway speeds, a particular automobile is capable of an acceleration of about 1.8 m/s². Part A At this rate, how long does it take to accelerate from 55 km/h to 120 km/h? Express your answer to two significant figures and include the appropriate units.
A particle moves along a straight path with an acceleration of a = (4/s) m/s², where s is in meters. ▼ Part A Determine the particle's velocity when s= 7 m, if it is released from rest when s = 1 m. Express your answer three significant figures and include the appropriate units. V= Value Submit 5 Request Answer Units ?
A speed skater moving across frictionless ice at 7.80 m/s hits a 4.70-m-wide patch of rough ice. She slows steadily, then continues on at 5.20 m/s. Part A What is her acceleration on the rough ice? ΑΣΦ ? m/s²
Coasting due West on your bicycle at 9.6 m/s, you encounter a sandy patch of road 6.7m across. When you leave the sandy patch your speed has been reduced by 3.8m/s to 5.8 m/s. a. Assuming the sand causes a constant acceleration, what was the bicycle’s acceleration in the sandy patch? Give both the magnitude and direction. b. How long did it take to cross the sandy patch? c. Suppose you enter the sandy patch with a speed of only 7.6 m/s. Is your final speed in this case 3.4m/s, more than 3.4m/s, or less than 3.4 m/s? Explain.
In this problem, you will apply kinematic equations to a jumping flea. Take the magnitude of free-fall acceleration to be 9.80 m/s². Ignore air resistance. Part A A flea jumps straight up to a maximum height of 0.410 m. What is its initial velocity vo as it leaves the ground? Express your answer in meters per second to three significant figures. ▸ View Available Hint(s) 20 2.83 m/s Submit ✓ Correct Part B Previous Answers How long is the flea in the air from the time it jumps to the time it hits the ground? Express your answer in seconds to three significant figures. ► View Available Hint(s) time in air = Submit 1951 ΑΣΦ Previous Answers Request Answer wood ? S
A rocket, initially at rest on the ground, accelerates straight upward from rest with constant (net) acceleration 44.1 m/s². The acceleration period lasts for time 8.00 s until the fuel is exhausted. After that, the rocket is in free fall. Part A Find the maximum height ymax reached by the rocket. Ignore air resistance and assume a constant free-fall acceleration equal to 9.80 m/s². Write your answer numerically in units of meters. Ymax = V—| ΑΣΦ ? m
SWB-Catching the Bus A UCI student is running at her top speed of 4.5 m/sm/s to catch a Shuttle bus, which is stopped at the bus stop. When the student is still a distance 40.2 mm from the Shuttle bus, it starts to pull away, moving with a constant acceleration of 0.177 m/s2m/s2. Part A What is the minimum speed the student must have to just catch up with the bus? Part B For what time does she have to run in that case? Part C For what distance does she have to run in that case?
Needs Complete solution with 100 % accuracy.
2. A jet plane has a takeoff speed of vtakeoff = 73 m/s and can move along the runway at an average acceleration of 2.4 m/s2. The runway is 1.2 km. Write out the 3 Kinetic equations. a. b. Write out the values of initial position, initial velocity, and acceleration. How many seconds will it take for the plane to reach takeoff speed? с. d. How far will the plane have to travel to get to takeoff speed? will the plane be able to get to take off before it gets to the end of the runway? е.
Solve plz
A particle travels along a straight line with a velocity of v = (4t — 3t²) m/s, where t is in seconds. Part A Determine the position of the particle when t = 3.6 s. s=0 when t = 0. Express your answer to three significant figures and include the appropriate units. 8 = THPA Value Submit Provide Feedback Request Answer Units ?
A particle's acceleration is described by the function a = (10 -t) m/s², where t is in s. Its initial conditions are xo = 260 m and vox = 0 m/s at t = 0 s. Part A At what time is the velocity again zero? Express your answer with the appropriate units. t = Submit Part B Value x = Request Answer What is the particle's position at that time? Express your answer with the appropriate units. Units Value Units ?