Sunday

April 20, 2014

April 20, 2014

Number of results: 21,263

**Physics**

A car starts from rest and accelerates unifomly at 3m/s^2. A second car starts from rest 6 seconds later at the same point and accelerates uniformly at 5m/s^2. How long does it take the second car to over take the first car?
*Thursday, October 20, 2011 at 8:49am by Joe*

**Physics**

1. A car starts from rest and accelerates uniformly at 3.0 m/s2. A second car starts from rest 6.0 s later at the same point and accelerates uniformly at 5.0 m/s2. How long does it take the second car to overtake the first car? 2. A ball is thrown downward from the top of a ...
*Thursday, February 16, 2012 at 10:01pm by G*

**AP Physics**

1. A car is traveling down the road at a constant speed of 11 km/h. At time zero it is forced to stop. The driver slams on the brakes and the car travels 18 m as it uniformly accelerates, coming to a stop. The car remains at rest for 5.0 seconds. Then the driver shifts into ...
*Thursday, September 8, 2011 at 12:52am by ThinkPink*

**physics**

A car and a motorcycle start from rest at the same time on a straight section of the road. However, the motorcycle starts 29.6 m behind the car. The car accelerates at a uniform rate of 3.9 m/s^2 while the motorcycle accelerates at a constant rate of 4.2 m/s^2. How much time ...
*Wednesday, December 2, 2009 at 1:12pm by Alex*

**Physics**

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 4.8 m/s2 for 4.5 seconds. It then continues at a constant speed for 9.9 seconds, before applying the brakes such that the car...
*Saturday, January 22, 2011 at 3:24pm by Jeel*

**Physics**

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.5 m/s2 for 3.6 seconds. It then continues at a constant speed for 10.1 seconds, before applying the brakes such that the ...
*Monday, January 24, 2011 at 11:05am by Hayls*

**Physics**

A jogger accelerates from rest to 3.1 m/s in 2.2 s. A car accelerates from 39.0 to 40.0 m/s also in 2.2 s. Find the acceleration of the jogger and determine the acceleration of the car. Does the car travel further than the jogger during the 2.2s? if so how much further?
*Tuesday, October 12, 2010 at 7:01pm by cindy*

**Physics**

A car starts from rest and accelerates at a constant rate of 1.1 m/s2. If the radius of the car wheels is 29 cm, and the final angular speed of the car wheel is 48 rad/s, how far does the car travel
*Monday, October 18, 2010 at 11:49pm by Sufian Syed*

**Physics**

A blue car moving at constant speed of 10m/s passes a polic car that is at rest. The police car accelerates from rest at 4m/s^2 for 3.0 seconds and then maintains a constant speed. The blue car maintains constant speed for the entire 12 seconds. When does the police car pass ...
*Friday, April 17, 2009 at 2:12am by TchrWill*

**physics**

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 4.6 m/s2 for 4.4 seconds. It then continues at a constant speed for 8.5 seconds, before applying the brakes such that the car...
*Tuesday, September 13, 2011 at 12:16am by a*

**physics **

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 5.5 m/s2 for 4.9 seconds. It then continues at a constant speed for 6.7 seconds, before applying the brakes such that the car...
*Monday, January 27, 2014 at 7:25pm by kayle*

**college physics**

Car A accelerates from rest at 2m/s2. It passes Car B, which is at rest. Thirty (30) seconds later, the latter follows with a constant speed of 10m/s. Determine the distance in order to overtake the other.
*Sunday, July 29, 2012 at 7:48am by Anonymous*

**Physics**

A race car has a mass of 714 kg. It accelerates uniformly from rest, and travels 55 m in 2.95 s. What is the acceleration of the car? And, what is the net force acting on the car?
*Wednesday, November 28, 2012 at 8:36pm by Molly*

**Physics**

a race car driver on a straight track starts the tryout from rest at t = 0 and x = 0. the car accelerates with an acceleration given by a(t) = 0.25t (m/s^2). how far eill the car travel in 12 secs?
*Monday, October 14, 2013 at 11:21am by Joe*

**Physics**

A jogger accelerates from rest to 2.78 m/s in 2.79 s. A car accelerates from 21.8 to 37.5 m/s also in 2.79 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does the car travel than the...
*Thursday, September 15, 2011 at 7:16pm by Anonymous*

**physics**

A jogger accelerates from rest to 5.78 m/s in 3.51 s. A car accelerates from 19.7 to 32.1 m/s also in 3.51 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does the car travel than the...
*Thursday, September 13, 2012 at 11:17pm by Alex*

**physics**

A jogger accelerates from rest to 5.64 m/s in 3.36 s. A car accelerates from 24.6 to 39.8 m/s also in 3.36 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does the car travel than the...
*Sunday, June 16, 2013 at 10:24pm by louis aaaaa*

**physics**

A jogger accelerates from rest to 5.64 m/s in 3.36 s. A car accelerates from 24.6 to 39.8 m/s also in 3.36 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does the car travel than the...
*Sunday, June 16, 2013 at 10:36pm by louis aaaaa*

**phsyics**

A jogger accelerates from rest to 3.65 m/s in 3.46 s. A car accelerates from 24.0 to 40.1 m/s also in 3.46 s. (a) Find the magnitude of the acceleration of the jogger. (b) Determine the magnitude of the acceleration of the car. (c) How much further does the car travel than the...
*Monday, February 3, 2014 at 6:14pm by kyle*

**physics**

A jogger accelerates from rest to 2.7 m/s in 2.2 s. A car accelerates from 39.0 to 44.0 m/s also in 2.2 s. (a) Find the acceleration (magnitude only) of the jogger. (b) Determine the acceleration (magnitude only) of the car. (c) Does the car travel farther than the jogger ...
*Tuesday, September 7, 2010 at 2:32pm by zac*

**physics with 6 questions**

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.3 m/s2 for 3.9 seconds. It then continues at a constant speed for 13.7 seconds, before applying the brakes such that the ...
*Monday, August 27, 2012 at 8:23pm by David*

**Physics**

A car accelerates uniformly from rest to 21.0 m/s in 6.1 s along a level stretch of road. Ignoring friction, determine the average power required to accelerate the car if the weight of the car is the following. A) 8.0e3N B) 1.2e4N
*Tuesday, March 13, 2012 at 1:02pm by Natasha*

**physics**

several students are riding in bumper cars at an amusement park. the combined mass of a car A and its occupants is 250 kg. the combined mass of car B and its occupants is 200 kg. Car A is 15 m away from car B and moving to the right at 2 m/s when the driver decides to bump ...
*Monday, June 9, 2008 at 10:24pm by shelly*

**Physics**

A car accelerates from rest to 30m/s in 10s. What is the car's acceleration?
*Sunday, January 23, 2011 at 11:31pm by Rene*

**physics**

A car accelerates from rest at a constant rate of 2.2 m/s2 for 6.9 s. How far does the car travel in this time?
*Monday, October 3, 2011 at 5:01pm by Steven*

**physics**

A car starts from rest and accelerates to a speed of 25 m/s in a time of 6 seconds. What os the acceleration of this car?
*Friday, October 1, 2010 at 5:15pm by cameron*

**physics**

A car starts from rest accelerates with a constant acceleration of 1.5 m/s squared. HOw far does the car move in 4 seconds?
*Friday, December 10, 2010 at 11:27pm by ME*

**physics(Quick!)**

if a car accelerates from rest at a constant 5.5 m/s^2, how long will it take for the car to reach a velocity of 28 m/s
*Thursday, October 13, 2011 at 5:25pm by ...*

**Physics**

Car A is traveling at 18 m/s and car B at 25 m/s. Car A is 300m behind car B when the driver of Car A accelerates his car with an acceleration of 1.80m/s^2. How long does it take car A to overtake car B?
*Tuesday, January 8, 2013 at 9:25pm by B*

**physics**

A car starts from rest and accelerates uniformly over a time of 6.5 seconds for a distance of 150 m. Determine the acceleration of the car.
*Thursday, October 7, 2010 at 10:25am by CJ*

**Physics**

A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s. Find the work done on the car in this time. Answer in units of J.
*Sunday, February 27, 2011 at 10:35am by Dave*

**Physics**

A car accelerates uniformly in a straight line from rest at the rate of 2.7 m/s 2 . What is the speed of the car after it has traveled 58 m? Answer in m/s
*Sunday, September 18, 2011 at 9:11pm by Hayley*

**Physics**

A car starts from rest and accelerates uniformly over a time of 5.21 s for a distance of 110 m. Determine the acceleratin of the car
*Sunday, September 16, 2012 at 9:26pm by Latryce*

**science**

A 1.92 × 103 kg car accelerates uniformly from rest to 12.4 m/s in 3.77 s. What is the work done on the car in this time interval?
*Friday, January 24, 2014 at 7:49am by Ti'Anna*

**science**

A 1.92 × 103 kg car accelerates uniformly from rest to 12.4 m/s in 3.77 s. What is the work done on the car in this time interval?
*Friday, January 24, 2014 at 7:49am by Ti'Anna*

**Physics**

A car accelerates uniformly from rest to 21.0 m/s in 6.1 s along a level stretch of road. Ignoring friction, determine the average power required to accelerate the car if the weight of the car is the following. A) 8.0e3N B) 1.2e4N (The answer needs to be in Watts)
*Monday, March 12, 2012 at 9:01pm by Natasha*

**physics**

a car starts from rest and accelerates at in a straight line at a constant rate of 4.5m/s/s. How far will the car travel in 35 seconds.
*Tuesday, November 22, 2011 at 3:01pm by al*

**Physics (Kinematics)**

A car starts from rest and accelerates uniformly for 10 seconds over a distance of 200 m. Determine the acceleration of the car.
*Tuesday, August 13, 2013 at 7:45am by Ashley*

**COLLEGE PHYSICS**

A 1100kg car starts from rest, accelerates for 5 seconds. The magnitude of acceleration is (a)= 4.6m/s2. find the average power generated by the net force that accelerates the vehicle? what do i do here i know that F=ma= 1100x4.6=5060=F and Wnet = 1/2mvf2-1/2mvi2 since it ...
*Thursday, October 18, 2007 at 3:45am by natali*

**physics**

A car accelerates uniformly from rest to a speed of 64.5 km/h (17.9 m/s) in 10 s. Find the distance the car travels during this time.
*Tuesday, February 16, 2010 at 6:12pm by lindsey*

**physic**

Starting from rest, a car accelerates at 2.5 m/s^2 up a hill that is inclined 5.4 ^\circ above the horizontal. how far the car travel horizontally in 15s?
*Saturday, July 2, 2011 at 5:13am by Anonymous*

**physics**

A car accelerates uniformly from rest to a speed of 55 km/h (15 m/s) in 14 s. Find the distance the car travels during this time.
*Saturday, October 8, 2011 at 2:00pm by Girl*

**physics**

A 1.83×103 kg car accelerates uniformly from rest to 10.7 m/s in 3.44 s. a) What is the work done on the car in this time interval? Answer in units of J
*Friday, December 2, 2011 at 2:29pm by ch*

**physics**

A 1.53×10 3 kg car accelerates uniformly from rest to 13.6 m/s in 2.44 s. What is the work done on the car in this time interval? Answer in units of J
*Thursday, November 15, 2012 at 12:26am by Anonymous*

**physics**

A 1.13 × 103 kg car accelerates uniformly from rest to 10.6 m/s in 3.22 s. What is the work done on the car in this time interval? Answer in units of J
*Sunday, December 16, 2012 at 7:20pm by Brett*

**physics**

A(n) 800 kg drag race car accelerates from rest to 103 km/h in 1.05 s. What average net force is exerted on the car?
*Thursday, January 23, 2014 at 6:57pm by NADIA*

**PHYsics......**

A race car is on a straight track. The race car accelerates from rest, covering 100 m in 5 seconds. What is the acceleration of the race car in m/s^2?
*Monday, March 25, 2013 at 12:24pm by i need help from anyone!*

**physics**

a 1.10 x 10 cubed kg car accelerates from rest for a time period of 5.0 sec. The magnitude of the acceleration is 4.60 m/s squared. determine the average power generated by the force that accelerates the vehicle
*Tuesday, November 16, 2010 at 1:26pm by Derick*

**physics**

A car starts from rest on a curve with a radius of 120m and accelerates at 1.0m/s^2. Through what angle will the car have traveled when the magnitude of its total acceleration is 2.0 m/s^2?
*Tuesday, September 22, 2009 at 11:04pm by Jordan*

**Physics-Math**

Suppose that a car starts from rest at position -3.31m and accelerates with a constant acceleration of 4.15m/s^2. At what time t is the velocity of the car 19.2m/s?
*Thursday, June 30, 2011 at 6:09pm by kia*

**Physics**

A car accelerates uniformly from rest to a speed of 72.7 km/h (20.2m/s) in 11 second. the distance the car travels during this time.
*Tuesday, September 4, 2012 at 8:26pm by helen*

**Physics**

Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.6 m/s2 for 4.5 seconds. It then continues at a constant speed for 7.3 seconds, before applying the brakes such that the car...
*Monday, January 6, 2014 at 1:09am by Shreyas*

**physics**

A car starts from rest on a curve with a radius of 130 m and accelerates at 1.80 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.50 m/s^2?
*Saturday, September 11, 2010 at 7:20pm by Pubudu*

**Physic**

A car starts from rest on a curve with a radius of 160 and accelerates at 1.40 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.70 ?
*Tuesday, October 12, 2010 at 8:50pm by min*

**Physic**

A car starts from rest on a curve with a radius of 160 and accelerates at 1.40 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.70 ?
*Tuesday, October 12, 2010 at 8:51pm by min*

**physics**

A car starts from rest on a curve with a radius of 190m and accelerates at 0.600m/s^2 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.50m/s^2 ?
*Tuesday, October 19, 2010 at 1:56am by Kamini*

**physics**

A car starts from rest on a curve with a radius of 110 m and accelerates at 0.600 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.30 m/s^2?
*Tuesday, October 19, 2010 at 9:09pm by Julian*

**Physics**

A car starts from rest on a curve with a radius of 130 m and accelerates at 0.600 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.90 m/s^2?
*Friday, October 21, 2011 at 6:43pm by Sp*

**Physics**

A car starts from rest on a curve with a radius of 130m and accelerates at 1.1m/s^2 .Through what angle will the car have traveled when the magnitude of its total acceleration is 2.7m/s^2 ?
*Tuesday, October 2, 2012 at 11:02am by Nami*

**PHYSICS**

A motor car of mass 2000kg accelerates from rest at 3 ms-2 for 4s on a straight road. find the average useful output power of the engine of the car.
*Sunday, January 6, 2013 at 9:36am by S5*

**Physics**

A car of mass 1900kgs accelerates from rest to a speed of 27ms-1 in 8.1s.Calculate the average rate at which kinetic energy is supplied to the car during the acceleration.
*Saturday, March 15, 2014 at 8:28am by Gilbert*

**college phyiscs**

A car starts from rest on a curve with a radius of 160 m and accelerates at 1.80 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.20 m/s^2?
*Sunday, October 11, 2009 at 11:57am by Amanda*

**College Physics**

A car starts from rest on a curve with a radius of 150 m and accelerates at 1.00m/s^2 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.60m/s^2 ?
*Saturday, November 28, 2009 at 1:09am by Juliana*

**College Physics**

A car starts from rest on a curve with a radius of 150 m and accelerates at 1.50 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.20 m/s^2 ?
*Monday, October 4, 2010 at 5:10pm by Dan*

**college physics**

A car starts from rest on a curve with a radius of 190 and accelerates at 0.300 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.00 ?
*Wednesday, November 24, 2010 at 9:32pm by Anonymous*

**physics**

a speeder is going at a constant speed of 20m/s when a police car accelerates from rest at a rate of 4.5,/ssquared to catch them. How long did it take for the officer to reach the speeding car?
*Sunday, September 25, 2011 at 6:59pm by Sam*

**Rotational Motion Physics Problem**

A car starts from rest on a curve with a radius of 150 and accelerates at 1.2.Through what angle will the car have traveled when the magnitude of its total acceleration is 2.2 ?
*Wednesday, October 3, 2012 at 6:54pm by Amar*

**physics**

A car starts from rest on a curve with a radius of 110 m and accelerates at 1.2 m/s^2 . 1) Through what angle will the car have traveled when the magnitude of its total acceleration is 2.1 m/s^2 ? Please show steps. thank you
*Tuesday, September 22, 2009 at 11:04pm by Yuki*

**Physics**

A car starts from rest on a curve with a radius of 110m and accelerates at 1.2m/s^2. Through what angle will the car have traveled when the magnitude of its total acceleration is 2.1 m/s^2? Steps please.
*Friday, October 5, 2012 at 9:16pm by senko*

**Physics (12)**

A car and train move together along parallel paths at 25 m/s [W]. The car then undergoes a uniform acceleration of 2.5m/s^2 [E] because of a red light and comes to rest. It remains at rest for 45s, then accelerates back to a velocity of 25m/s [W] at a rate of 2.5m/s^2 [W]. How...
*Tuesday, September 11, 2007 at 3:59pm by Brooke*

**Physics**

A 862-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 30.0 m/s. What is the average force exerted on the car during this time?
*Monday, October 24, 2011 at 7:00pm by Anonymous*

**physics**

A 970-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it reaches a speed of 25.0 m/s. What is the average force exerted on the car during this time
*Tuesday, September 18, 2012 at 8:56pm by Anonymous*

**Physics 2414**

A 1000 kg car can accelerate from rest to v = 85 km/hr in a time t = 7.4s. If, instead the power of the car is smaller by a factor of .4 and the car accelerates for the same amount of time, by what factor will the maximum speed decrease?
*Thursday, March 31, 2011 at 2:51pm by Aestas*

**physics**

A 1200 kg car on a horizontal surface starts from rest and accelerates uniformly to 72 km/h in 20.0 s. Friction exets an average force of 450 N on the car during this time. a) what is the net work done on the car b) how far does the car move during this acceleration now i ...
*Wednesday, September 28, 2011 at 9:55pm by jj*

**Physics **

A car accelerates from rest at 1.70 m/s2 along a 220-m stretch of road. Find the car’s velocity at the end of the stretch.
*Wednesday, October 20, 2010 at 6:09pm by Maria *

**Calculus**

A car accelerates from rest at the rate of 1.4 + 3 (root)t mph per second for 4 seconds. How far does the car travel in those 4 seconds?
*Sunday, March 17, 2013 at 8:29pm by ANR*

**physics**

Two cars start from rest at the same location and at the same instant and race along a straight track. Car A accelerates at 6.6 fps2 to a speed of 90 mph and then runs at this constant speed. Car B accelerates at 4.4 fps2 to a speed of 96 mph and then runs a a constant speed...
*Saturday, January 22, 2011 at 2:06pm by David*

**physics**

A 0.0820 kg pair of fuzzy dice is attached to the rearview mirror of a car by a short string. The car accelerates at a constant rate, and the fuzzy dice hang at an angle due to the car's acceleration. If the dice hang at 10.5° from the vertical as the car accelerates, what is ...
*Thursday, September 15, 2011 at 9:48pm by Anonymous*

**physics**

A 40%-efficient car engine accelerates the 1300 kg car from rest to 20 m/s How much energy is transferred to the engine by burning gasoline? .
*Saturday, November 13, 2010 at 5:30am by andrea*

**physics**

A 800. kg car starts from rest and accelerates uniformly to 19.0 m/s in 22.0 s. Assume that air resistance remains constant at 340 N during this time. Find (a) the net force on the car
*Thursday, October 11, 2012 at 1:00pm by Anonymous*

**AP physics**

A 1280-kg car starts from rest and accelerates to 80 km/h in 23.0 s. Friction exerts an average force of 449 N on the car during this time. (a) What is the net work done on the car? J (b) How far does the car move during its acceleration? m (c) What is the net force exerted on...
*Thursday, May 10, 2012 at 8:45pm by Alica*

**physical science**

A car starts from rest and accelerates uniformly along a straight horizontal road at 3 metres second squeared for 4 seconds.CALCULATE THE MAGNITUDE OF THE MAXIMUM VELOCITY OF THE CAR,I.E THE VELOCITY OF THE CAR AFTER ACCELERATING FOR 4 SECONDS.PLEASE SHOW ALL CALCULATIONS
*Saturday, September 3, 2011 at 12:02pm by Anonymous*

**Physics**

A drag racer starts her car from rest and accelerates at 9.2 m/s2 for the entire distance of 631 m. How long did it take the car to travel this distance? Answer in units of s
*Sunday, October 13, 2013 at 11:47pm by Matt*

**phy**

Starting from rest, a car accelerates at 3.0 m/s^2 up a hill that is inclined 5.9 ^\circ above the horizontal. 1-How far horizontally has the car traveled in 14 s? 2-How far vertically has the car traveled in 14 s?
*Monday, July 4, 2011 at 2:46pm by elin*

**physics**

A car accelerates uniformly in a straight line from rest at the rate of 3.2 m/s2. What is the speed of the car after it has traveled 58 m? Answer in units of m/s How long does it take the car to travel 58 m? Answer in units of s
*Monday, October 8, 2012 at 9:17pm by Jordan Adams*

**Physics**

A car's initial velocity of 13.5 m/s accelerates at a rate of 1.9 m/s^2 for 6.2 s. Then, it accelerates at a rate of -1.2 m/s^2 until it stops. 1) What is the car's maximum speed? 2) What is the total time from the start of the first acceleration until the car is stopped? 3) ...
*Wednesday, February 1, 2012 at 10:50am by Erica*

**Physics**

A car with a mass of 1500kg starts from rest and accelerates to a speed of 18m/s in 12s. Assume that the force of resistance remains constant at 400N during this time. What is the average power developed by the car's engine?
*Saturday, December 10, 2011 at 2:17pm by Anonymous*

**College Physics**

A car starts from rest on a curve with a radius of 150 and accelerates at 1.30 . How many revolutions will the car have gone through when the magnitude of its total acceleration is 3.30 ?
*Saturday, November 28, 2009 at 1:09am by Nicole*

**physics**

A 2.9 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.0 with the horizontal. An average frictional force of 4.2×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.6 m/s. The acceleration of ...
*Tuesday, November 29, 2011 at 8:57pm by Matt*

**physics**

A 3.1 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 19.5◦ with the horizontal. An average frictional force of 4.4×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.9 m/s. The acceleration...
*Thursday, October 17, 2013 at 5:26pm by Anonymous*

**Physics**

A 4.0 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 19.6◦ with the horizontal. An average frictional force of 4.0×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.9 m/s. The acceleration...
*Friday, December 6, 2013 at 7:54pm by Artemis*

**Physics**

A blue car moving at constant speed of 10m/s passes a polic car that is at rest. The police car accelerates from rest at 4m/s^2 for 3.0 seconds and then maintains a constant speed. The blue car maintains constant speed for the entire 12 seconds. When does the police car pass ...
*Friday, April 17, 2009 at 2:12am by Lena*

**Physics**

A 4.2 × 10^3 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 18.4◦ with the horizontal. An average frictional force of 4.1×10^3 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.9 m/s. The ...
*Wednesday, December 12, 2012 at 10:11pm by alice*

**Physics**

A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.2 m/s. The acceleration...
*Thursday, October 17, 2013 at 5:30pm by Willow*

**Physics**

A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.2 m/s. The acceleration...
*Thursday, October 17, 2013 at 5:36pm by Willow*

**Physics**

A 3.5 × 103 kg car accelerates from rest at the top of a driveway that is sloped at an angle of 16.9◦ with the horizontal. An average frictional force of 4.1×103 N impedes the car’s motion so that the car’s speed at the bottom of the driveway is 4.2 m/s. The acceleration...
*Thursday, October 17, 2013 at 5:41pm by Willow*

**physics 11**

A 1200 kg car on a horizontal surface starts from rest and accelerates uniformly to 72 km/h in 20.0 s. Friction exets an average force of 450 N on the car during this time. a) what is the net work done on the car b) how far does the car move during this acceleration c) what is...
*Tuesday, September 27, 2011 at 7:59pm by janeae*

**physics**

As soon as the stop light changes from red to green, a car at rest at the intersection accelerates with a constant acceleration of 2.2 m/s/s. At the same moment, a truck passes by, moving at a constant speed of 9.5 m/s. How far beyond the intersection will the car catch the ...
*Friday, January 31, 2014 at 1:08am by Cheylynne*

**physics**

a race car accelerates from rest at +7.2 m/s^2 for 4.5 s. How fast will it be going at the of that time ??
*Tuesday, November 6, 2012 at 7:16pm by ashley*

**physics**

A car accelerates at a constant rate of 3.42 m/s2 from rest at the beginning of a freeway entrance ramp. At the end of the ramp the car has a speed of 25.49 m/s. How long is the ramp?
*Wednesday, October 3, 2012 at 9:37pm by dr. burgess*

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