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April 20, 2014

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physics
The tires of a car make 58 revolutions as the car reduces its speed uniformly from 92 to 33 . The tires have a diameter of 0.86 . What was the angular acceleration of the tires? If the car continues to decelerate at this rate, how much more time is required for it to stop?
Thursday, May 26, 2011 at 11:41am by juana

Physics
The instant a traffic light turns green a car that has been waiting at the light starts forward with a constant acceleration of 10 ft/s^2. At the same instant a truck traveling at a constant 30 ft/s overtakes and passes the car. 1. how far beyond the starting point will the ...
Tuesday, October 9, 2007 at 5:49pm by Ashley

science
a tow truck is towing a car. if the tow truck stops abruptly and the car collides with it, what is the relation between the forces on both vehicles? Use one law of motion in your answer. I am confused. Is i the first law or third? Because the 1st shows the car not stopping and...
Wednesday, June 3, 2009 at 4:19pm by Twilight lover

Physics - conservative and non conservative (check
Hmmm. It has an initial PE, and an initial KE. Then at the bottom it has only KE. So you want to find the work done on friction. Initial energy-frictionwork=final energy friction work= initial energy-finalenergy = 1/2m(14.3^2)+mg*2 - 1/2 m (15.6^2)
Saturday, December 4, 2010 at 2:07pm by bobpursley

Chemistry
Sorry, one more question. For .........RNH2 + HCl ==> RNH3^+ + Cl^- initial...0....................... added...........0 added..........2.0 added..........4.0 etc change..................... the initial RNH2 is 0? Shouldn't it be the initial moles in the problem (.004moles ...
Saturday, November 26, 2011 at 8:14pm by Jessica

physics
I tried doing this problem but couldnt get the right answer. I dont get how the answer is 2.19cm. Is the distance referring to the vertical or horizontal distance Four people, each with a mass of 73.5 kg, are in a car with a mass of 1190 kg. An earthquake strikes. The driver ...
Monday, October 4, 2010 at 3:35pm by flame

Physics
I am trying to calculate the distance and speed a van was travelling behind a car when an accident occured in which the van hits the car. I know that the car brakes and skids 24metres, the van behind brakes and skids 6metres. The car was stopped prior to impact and pushed ...
Thursday, May 15, 2008 at 3:22am by Nat

physics
a 2575 kg van runs into the back of a 825 kg compact car at rest. They move off together at 8.5 m/s. Assuming no friction with the ground, find the initial speed of the van.
Monday, February 7, 2011 at 5:44pm by Nilan

Physics
The differential gear of a car axle allows the wheel on the left side of a car to rotate at a different angular speed than the wheel on the right side. A car is driving at a constant speed around a circular track on level ground, completing each lap in 19.9 s. The distance ...
Sunday, October 28, 2012 at 12:54pm by Sam

Physics
The differential gear of a car axle allows the wheel on the left side of a car to rotate at a different angular speed than the wheel on the right side. A car is driving at a constant speed around a circular track on level ground, completing each lap in 20.2 s. The distance ...
Sunday, March 9, 2014 at 4:17pm by Emma

Algebra
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Tuesday, June 5, 2012 at 5:32pm by felicia

physics
A car is traveling at 25m/s when an accident occurs. The car decelerates 300m/s^2 but the passenger does not slow down because he is not wearing a seatbelt. a) Supposing the distance between the passenger and the dashboard is initially 0.50m, what will be the speed of the car ...
Sunday, February 10, 2013 at 11:58pm by rob

math
Barbara knows that she will need to buy a new car in 4 years. The car will cost $15,000 by then. How much should she invest now at 10%, compounded quarterly, so that she will have enough to buy a new car? Round to the nearest cent.
Sunday, November 15, 2009 at 12:56pm by Nicole

math
Barbara knows that she will need to buy a new car in 4 years. The car will cost $15,000 by then. How much should she invest now at 10%, compounded quarterly, so that she will have enough to buy a new car? Round to the nearest cent
Sunday, March 14, 2010 at 1:46am by Tyga

college physics
A 12100 kg railroad car travels alone on a level frictionless track with a constant speed of 20.5 m/s. A 5850 kg load, initially at rest, is dropped onto the car. What will be the car's new speed? Please help!
Sunday, March 14, 2010 at 2:34pm by Anonymous

Algebra 2
A car enters a interstate highway 15 mi north of the city. The car travels due north at an avrage speed of 62.5 mph. Write an equation to model the car's distance from the city after traveling for h hours.
Friday, April 9, 2010 at 9:04pm by Carrie

math
Barbara knows that she will need to buy a new car in 4 years. The car will cost $15,000 by then. How much should she invest now at 10%, compounded quarterly, so that she will have enough to buy a new car? Round to the nearest cent.
Sunday, April 11, 2010 at 8:40pm by Dexter

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 car is traveling at 14 m/s. How fast would the car need to go to double its kinetic energy? By what factor does the car's kinetic energy increase if its speed is doubled to 28 m/s? We only get 3 chances and I'm on my last one before I get the question wrong, help?
Monday, August 8, 2011 at 7:23pm by falcon306

law
You are interested in buying a new car and Bob let's you borrow one of the new cars on his lot for a week to test drive. You decide you like the car and when you visit Bob to drop off the car, he hands you the following document and a pen:
Friday, May 11, 2012 at 1:56pm by Anonymous

algebra
The stooping distance d of a car after the brakes are appied varies directly as the square root of the speed r. If a car traveling 40mph can stop in 90 ft., how many feet will it take the same car to stop when it is traveling 60 mph.
Friday, June 1, 2012 at 12:02pm by ll

Physics
A car starts from rest and travels for 5.4 s with a uniform acceleration of +1.6 m/s 2 . The driver then applies the brakes, causing a uniform acceleration of -2.2 m/s 2 . The breaks are applied for 1.80 s. (a) How fast is the car going at the end of the braking period? (b) ...
Monday, September 3, 2012 at 4:38pm by Dakota

physics
In a test run, a certain car accelerates uniformly from zero to 17 m/s in 2.95s. a.) what is the magnitude of the car's acceleration? b.) how long does it take the car to change it's speed from 8.5m/s to 17m/s? c.) will doubling the time always double the change in speed?
Sunday, February 3, 2013 at 8:47pm by george

physics
You are driving down the road at a constant speed. another car going a bit faster catches up with you and passes you. draw a position graph for both vehicles on the same set of axes and note the point on the graph where the other vehicles passes you. if you have been passed by...
Tuesday, September 4, 2012 at 8:38am by Emily

physics
They are not asking you to graph the collision. All you need to do is apply a momentum conservation formula to compute a final speed. The final speed is half the initial speed of the moving car.
Monday, January 25, 2010 at 1:47am by drwls

physics
A speeding car is pulling away from a police car. The police car is moving at 30 m/s. The radar gun in the police car emits an electromagnetic wave with a frequency of 20.0 x 10^9 Hz. The wave reflects from the speeding car and returns to the police car where the frequency is ...
Saturday, August 21, 2010 at 1:57pm by Liz

Physics
On vacation, your 1300 kg car pulls a 540 kg trailer away from a stop light with an acceleration of 2.02 m/s2. (a) What is the net force exerted by the car on the trailer? (b) What force does the trailer exert on the car? (c) What is the net force acting on the car? I've ...
Monday, October 11, 2010 at 7:33pm by tls

Probability & Statistics
Charmaine is looking at the rental car prices for Get You There Rental Car Company. The cost is based on how many miles you plan to drive the rental car. Use the list of rental prices to answer the questions 1- 5. Miles Cost 200 $80 600 $120 1000 $160 1400 $200 1800 $320 1) ...
Tuesday, April 30, 2013 at 3:16pm by Annie

Probability & Statistics
Charmaine is looking at the rental car prices for Get You There Rental Car Company. The cost is based on how many miles you plan to drive the rental car. Use the list of rental prices to answer the questions 1- 5. Miles Cost 200 $80 600 $120 1000 $160 1400 $200 1800 $320 1) ...
Tuesday, April 30, 2013 at 3:18pm by Annie

Physics
A car starts from rest and accelerates at 5 m/s^2 for 4 s, then maintains that velocity for 3 seconds, then decelerates at the rate of 2m/s^2 for 3 seconds. a) what is the final speed of the car? b) how far does the car travel? a) v = v_0 +at =0+2(3)= 6m/s Would I use the part...
Tuesday, September 11, 2007 at 3:25pm by Tammy

Physics still don't get it
Given: g=9.81 m/s square. The parachute on a race car that weighs 8042 N opens at the end of a quarter-mile run when the car is traveling 35 m/s. What net retarding force must be supplied by the parachute to stop the car in a distance of 1020 m? Answer in units of N.
Monday, February 25, 2008 at 5:36pm by Anonymous

Physics
The parachute on a race car that weighs 8036 N opens at the end of a quarter-mile run when the car is traveling 39 m/s. The acceleration of gravity is 9.81 m/s2 . What net retarding force must be supplied by the parachute to stop the car in a distance of 1270 m? Answer in ...
Saturday, January 8, 2011 at 1:59pm by James

mechanical science
11. In an accident a freeway sports car made skid marks 200 m long along the pavement. The police estimated the braking acceleration of the car to be – 0.8g under the road conditions prevailing. Determine the speed of the sports car when the brakes were applied.
Thursday, December 20, 2012 at 4:01am by anshuman kumar

algebra
Now to make it harder, keep everything the same but say car B starts 1/2 hour later than car A. Then: car #_ rate __time_____ distance A______20__*____t_____=___20 t B______30__*_(t-.5)___=___30 (t-.5) Now 20 t + 30(t-.5) = 100 20 t + 30 t - 15 = 100 50 t = 115 t = 2.3 hours ...
Tuesday, May 27, 2008 at 8:55pm by Damon

Physics
Two cars travel in the same direction along a straight highway, on at a constant speed of 38.0 mi/h and the other at 89.0 mi/h. (a) Assuming they start at the same point, how much sooner does the faster car arrive at a destination 44.0 mi away? (b) How far must the faster car ...
Monday, September 9, 2013 at 6:33pm by Kelsey

PHYSICS
A toy car in the figure below runs off the edge of a table that is h = 1.375 m high. The car lands d = 0.375 m from the base of the table.How fast was the car going on the table?
Saturday, December 11, 2010 at 10:32pm by HELP

physics
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 24.0° below the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline with a constant acceleration of 4....
Wednesday, September 19, 2012 at 10:48pm by Anonymous

Physics
A 1030 kg car is pulling a 360 kg trailer. Together, the car and trailer have an acceleration of 2.07 m/s2 directly forward. How do you find net force on the car and trailer?
Saturday, October 23, 2010 at 9:37am by James

physical science
a car traveling in a lage circlepasses by a motorcycle that is trveling in a straight line north to south.both of their speedometers read 10m/s.which statement is true; a: the car and motorcycle have the same speed ,but different velocities,b:the car and motorcycle have the ...
Saturday, January 29, 2011 at 2:02pm by ellen

Physics
Two cars are moving. The first car has twice the mass of the second car but only half as much kinetic energy. When both cars increase their speed by 4.54 m/s, they then have the same kinetic energy. Calculate the original speeds of the two cars. first car 1 second car 2
Tuesday, September 21, 2010 at 1:12pm by Gina

HELPPPP!!!!
The wording of your problem is confusing. The first car (car A) traveled at 40 mph and left three hours earlier than the second car (Car B). Car A had traveled 120 miles when Car B left. After 4 hours, A went 160 miles. B went 55 miles 5 hours: A went 200 mi. B went 110 mi. 6 ...
Wednesday, October 7, 2009 at 6:02pm by Ms. Sue

Physics
Two cars are traveling on a desert road, as shown below. After 5.0 s, they are side by side at the next telephone pole. The distance between the poles is 107 m. (a) the displacement of car A after 5.0 s 1 m (b) the displacement of car B after 5.0 s 2 m (c) the average velocity...
Tuesday, August 23, 2011 at 6:32pm by Anonymous

algebra 2
two cars leave an intersection. one car travels north; the other east. when the car traveling north had gone 15 miles, the distance between the cars was 5 mile more than the distance traveled by the car heading east.how far had the east bound car traveled?
Sunday, March 18, 2012 at 5:57pm by amanda

physics
A car stops for a red ligth. The light turns green and the car moves for 3 seconds at a steadily increasing speed. During this time, it travels 20 meters. The car then travels at a constant speed for another 3 seconds for a distance of 30 meters. Finally, when approaching ...
Sunday, January 22, 2012 at 12:14pm by Anna

Intermediate Algebra
A car travels 30 miles in the same time that a car traveling 5 miles per hours faster travels 45 miles. What is the rate of each car?
Sunday, December 9, 2012 at 10:58pm by Anonymous

Intermediate Algebra
A car travels 30 miles in the same time that a car traveling 5 miles per hours faster travels 45 miles. What is the rate of each car?
Monday, December 10, 2012 at 1:35am by Please Help :)

8th Grade Science
a car travel 85km in the first hours at a trip. The car continues to travel for 2 more hours and travel 200 km. Wat wasthe average speed of the car for the trips.
Wednesday, April 1, 2009 at 6:50pm by Anonymous

Physics
A speeding car is traveling at a constant 30.0 m/s when it passes a stopped police car. The police car accelerates at 7.0 m/s^2. a)how far will the police travel to catch up to the speeder? b) how fast will it be going when it catches up?
Tuesday, August 28, 2012 at 8:42pm by Kelsey

Physics
A speeding car is traveling at a constant 30.0 m/s when it passes a stopped police car. The police car accelerates at 7.0 m/s^2. a)how far will the police travel to catch up to the speeder? b) how fast will it be going when it catches up?
Tuesday, August 28, 2012 at 8:49pm by Kelsey

Science
When you are describing the rate that a race car goes around a track, should you use the term speed or velocity to describe the motion? Can the velocity of the car change without changing the average speed of the car? Please answer in 100 words!
Saturday, February 23, 2008 at 12:39pm by Jennifer

math
Not to sure of how to make reasonable graph for this question. A car was purchased new in 1970. The owner has taken excellent care of the car, and it has realtivly low miles. Draw a resonable graph to show the value of the car from the time it was purchased to the present.
Tuesday, September 8, 2009 at 6:23pm by rodrick

physics
A train is traveling up a 5.2° incline at a speed of 3.09 m/s when the last car breaks free and begins to coast without friction. (a) How long does it take for the last car to come to rest momentarily? (b) How far did the last car travel before momentarily coming to rest?
Sunday, September 20, 2009 at 3:41pm by jawn

physics
A train is traveling up a 3.6 incline at a speed of 3.30 when the last car breaks free and begins to coast without friction. How long does it take for the last car to come to rest momentarily? and how far did the last car travel before momentarily coming to rest?
Sunday, October 3, 2010 at 4:44pm by Anonymous

Word Problem, math.
the stopping distance d of a car after the brakes are applied varies directly as the square of the speed r. If a car traveling 40 mph can stop in 90 ft, how many feet will it take the same car to stop when it is traveling 30mph?V
Sunday, September 5, 2010 at 3:57pm by cec

Physics
When you take your 1000- car out for a spin, you go around a corner of radius 57 with a speed of 19 . The coefficient of static friction between the car and the road is 0.88. Assuming your car doesn't skid, what is the force exerted on it by static friction?
Thursday, November 3, 2011 at 2:47pm by Chris

Physics
An 800-kg car traveling in a straight line at a speed of 30 m/s applies its brakes. During braking, there is a net force of 2000 N in the horizontal direction on the car. What distance will the car move from the time it applies its brakes until it has stopped?
Monday, February 13, 2012 at 3:43pm by Jub jub

Physics
A 640-kg racing car completes one lap in 14.3 s around a circular track with a radius of 55.0 m. The car moves at constant speed.(a) What is the acceleration of the car?(b) What force must the track exert on the tires to produce this acceleration?
Thursday, October 25, 2012 at 12:57am by Jamal

Math
A 605-kg racing car completes one lap in 14.3 s around a circular track with a radius of 40.0 m. The car moves at constant speed. a) What is the acceleration of the car? (b) What force must the track exert on the tires to produce this acceleration?
Monday, December 3, 2012 at 12:39pm by Noah

physics
A 605-kg racing car completes one lap in 14.3 s around a circular track with a radius of 40.0 m. The car moves at constant speed. (a) What is the acceleration of the car? (b) What force must the track exert on the tires to produce this acceleration?
Friday, December 7, 2012 at 12:18pm by Noah

Physics
A car is traveling at 95km/hr when it collides with a stone wall. The car comes to rest after the first 30 cm of the car is crushed.what was the average horizontal force acting on a 68.1 kg driver while the car came to rest? If 5 cardboard boxes each 1.25 m wide and filled ...
Sunday, October 2, 2011 at 9:02pm by Dan

Physics
Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 77 km/h, while car B travels at a constant speed of 89 km/h. 1. How long does it take car A to reach a gas station a distance 247 km from the school? ...
Sunday, September 8, 2013 at 6:45pm by Anonymous

physics
A cannonball is shot (from ground level) with an initial horizontal velocity of 33.0 m/s and an initial vertical velocity of 25.0 m/s. What is the initial speed of the cannonball?
Monday, September 10, 2012 at 8:00pm by Max

Statistics/Probability
2. Jim has a 5-year old car in reasonably good condition. He wants to take out a $40,000 term (that is accident benefit) car insurance policy until the car is 10 years old. Assume that the probability of a car having and accident in theyear in which it is x years old is as ...
Saturday, June 25, 2011 at 9:30pm by Harley

Physics
A 2569 kg van runs into the back of a 827 kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road can be negligible, find the initial speed of the van.
Tuesday, December 2, 2008 at 6:23pm by Anonymous

physics
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
Tuesday, December 18, 2012 at 12:53pm by Danny

physics
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
Wednesday, December 19, 2012 at 12:58pm by Anonymous,

physics
A 2561-kg van runs into the back of a 823-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
Thursday, December 20, 2012 at 3:16pm by Anonymous,

Physics
A 2563-kg van runs into the back of a 826-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.
Tuesday, January 15, 2013 at 10:40pm by Caleb

Physics
Two geekie physics students with a combined mass of 131 kg jump into their old car to run out for some late night pizza. The distance between the front and back axles of the car is 2.9 m. When they get in the car, the springs compress a total of 9.3 cm. On their way to the ...
Tuesday, April 13, 2010 at 4:10pm by Jacob

physics
A 1400kg car starts at rest and rolls down a hill from a height of 12m. (a) how much kinetic energy does the car have at the bottom of the hill?(b) how fast is the car going at the bottom of the hill? Can someone explain how to do it!
Wednesday, November 30, 2011 at 9:14pm by kiki

Physics
A race driver has made a pit stop to refuel. After refueling, he leaves the pit area with an acceleration whose magnitude is 6.0m/s 2 . After 4.0s he enters the main speedway. At the same instant, another car on the speedway and traveling at a constant speed of 70 m/s ...
Wednesday, January 6, 2010 at 2:20am by Harry

Math
Three men named Greene, Grey, and Tann along with two women name Browne and Whyte, each drive the car in their car pool on a different one of the five weekdays each week. Each person's car is a different one of these five colors: brown, gray, green, tan and white. From the ...
Sunday, May 18, 2008 at 11:42pm by John

Physics
A roller coaster car of mass 1000kg is riding along a track from point A to point C. (point A is 75m high, B is 50m high and C is 100m high, so that there are a total of three hills.) the final velocity at point C is 10m/s a) Assume no friction what is the speed of the car at ...
Wednesday, November 14, 2007 at 8:02pm by Tammy

math
define your variables: let the rate of the the slower car be x mph then the rate of the faster car is x+13 mph They both drive for 4 hours distance covered by slower car = 4x distance covered by faster car = 4(x+13) 4x + 4(x+13) = 460 8x 408 x = 51 slower car went 51 mph ...
Friday, July 5, 2013 at 6:09pm by Reiny

math
distance = rate x time or d = r*t car traveling 40 mi/hr goes 40 mi/hr x 1.5 hrs head start or 60 miles head start. Let t = time bus and car travel. car travels distance of r*t = 40*t. Car already had 60 mi head start. Total distance car traveled is 60 + 40*t. distance bus ...
Thursday, August 16, 2007 at 10:15pm by DrBob222

PHYSICS
[HELP WITH PART D PLEASE SCROLL DOWN] A 920 kg car is pulling a 300 kg trailer. Together, the car and trailer have an acceleration of 2.20 m/s2 in the forward direction. Neglecting frictional forces on the trailer, determine the following (including sign). the net force on the...
Sunday, October 25, 2009 at 2:22pm by Ryan

Physics(IMPORTANT)
I know its the initial KE+initial PE=final KE... but how do we calculate the initial PE? GMm/R.... but what R do we sue ehre? Its beens tated that the meteorite is already really far away from the planet initially..???
Friday, November 1, 2013 at 3:52pm by anokneemouse

Physics
As a traffic light turns green, a waiting car starts with a constant acceleration of 6.0 m/second squared. At the instant the car begins to accelerate, a truck with the constant velocity of 21 m/ second squared passes in the next lane. HINT:Set the 2 distance equations equal ...
Wednesday, September 17, 2008 at 3:58pm by Brandon

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

AP physics
A car is traveling at 60.0 mph when it collides with a stone wall. The car comes to rest after the first foot of the car is crushed. What was the average horizontal force acting on a 150-lb driver while the car came to rest? If five cardboard boxes, each 4 ft wide and filled ...
Tuesday, September 24, 2013 at 12:26am by leia

Data managment math
2:Hoyda has 15 percent of the car market. If a random sample of 20 auto mobiles is conducted what is the probabilitity that (a) exactly one of the car was made by hoyda (b) atleast two of the car were made by hoyda.
Monday, January 28, 2008 at 12:11pm by Samir

physics
I'm driving along at a constant speed in my 3 metre long car when I notice that I am accidentally driving through a red light. If the rear of my car passes under the light 0.3 seconds after the front of my car, how fast am I driving in m/s?
Monday, February 3, 2014 at 8:16am by suresh

physics
I'm driving along at a constant speed in my 3 meter long car when I notice that I am accidentally driving through a red light. If the rear of my car passes under the light 0.3 seconds after the front of my car, how fast am I driving in m/s?
Wednesday, February 26, 2014 at 11:58am by hamza

physics
I'm driving along at a constant speed in my 3 meter long car when I notice that I am accidentally driving through a red light. If the rear of my car passes under the light 0.3 seconds after the front of my car, how fast am I driving in m/s?
Friday, February 28, 2014 at 12:34pm by yogesh

Physical Science
When a car is moved into a painting chamber, a mist of paint is sprayed around it. When the body of the car is given a sudden electric charge and the mist of the paint is attracted to it, prsto the car is quickly and uniformly painted. What does the phenomenon of polorization ...
Sunday, March 16, 2008 at 2:34pm by Rachel

algebra
The stopping distance d of a car after the brakes have been applied varies directly as the square of the speed r. if the car traveling 70mph cab stop in 270ft, how many feet will it take the same car to stop when it 1s traveling 50 mph
Wednesday, July 16, 2008 at 10:06pm by Frnciois

Physics
When you take your 1200 kg car out for a spin, you go around a corner of radius 51 m with a speed of 12 m/s. The coefficient of static friction between the car and the road is 0.88. Assuming your car doesn't skid, what is the force exerted on it by static friction?
Tuesday, March 2, 2010 at 10:51pm by Abby

physics
When you take your 1000-kg car out for a spin, you go around a corner of radius 57 m with a speed of 11 m/s. The coefficient of static friction between the car and the road is 0.88. Assuming your car doesn't skid, what is the force exerted on it by static friction?
Sunday, March 6, 2011 at 11:14pm by Randy

physics
A race car is making a U-turn at constant speed. The coefficient of friction between the tires and the track is μs = 1.0. If the radius of the curve is 40 m, what is the maximum speed at which the car can turn without sliding? Assume that the car is performing uniform ...
Saturday, March 19, 2011 at 4:44pm by HELP!!!!

physics
A driver of a car traveling at 15.9 m/s applies the brakes, causing a uniform deceleration of 1.7 m/s2. How long does it take the car to accelerate to a final speed of 13.0 m/s? Answer in units of s. b) How far has the car moved during the braking period? Answer in units of m.
Sunday, March 20, 2011 at 2:40pm by maria

college physics
A 600-kg car is going over a curve with a radius of 120 m that is banked at an angle of 25° with a speed of 30.0 m/s. The coefficient of static friction between the car and the road is 0.30. What is the normal force exerted by the road on the car? can u please help me ??
Wednesday, September 30, 2009 at 4:27pm by tyra

physics
A 640-kg racing car completes one lap in 14.3 s around a circular track with a radius of 45.0 m. The car moves at constant speed. (a) What is the acceleration of the car? m/s2 (b) What force must the track exert on the tires to produce this acceleration?
Friday, January 6, 2012 at 3:14pm by bob

physics
When you take your 1300-kg car out for a spin, you go around a corner of radius 57.7 m with a speed of 16.5 m/s. The coefficient of static friction between the car and the road is 0.93. Assuming your car doesn't skid, what is the force exerted on it by static friction?
Thursday, April 12, 2012 at 3:56pm by Anonymous

physics
When you take your 1200 kg car out for a spin, you go around a corner of radius 54.5 m with a speed of 16.2 m/s. The coefficient of static friction between the car and the road is 0.95. Assuming your car doesn't skid, what is the force exerted on it by static friction?
Friday, October 12, 2012 at 5:29pm by Anonymous

fraction
A and B buy a car.A spends 5/11 of car's prices (a)What is the fraction of B? He paid 25240Rs more than A? (b)What is car's prices
Thursday, August 27, 2009 at 1:39am by bk

math
Someone has a 1 in:32 in scale model car. the length of the model car is 6 inches. what is the actual length of the car?
Thursday, February 7, 2013 at 9:05pm by Anonymous

physics
A car has a maximum acceleration of 4.6m/s2 . What will the maximum acceleration be if the car is towing another car of the same mass?
Saturday, October 19, 2013 at 5:21pm by Anonymous

physics
A car has a maximum acceleration of 4.6m/s2 . What will the maximum acceleration be if the car is towing another car of the same mass?
Sunday, October 20, 2013 at 1:39am by Anonymous

math
Currently, the Toyota Corolla is the best selling car in the world. Suppose that during a test drive of two Corollas, one car travels 224 miles in the same time that the second car travels 175 miles. If the speed of the firstvcar is 14 miles per hour faster than the speed of ...
Tuesday, December 4, 2012 at 2:16pm by val

Physics
Driving in your car with a constant speed of v=13.0 m/s, you encounter a bump in the road that has a circular cross section. If the radius of curvature of the bump is r=33.2 m, calculate the force the car sear exerts on a 72.7 kg person as the car passes over the top of the ...
Saturday, October 13, 2007 at 4:49pm by Jack

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