Tuesday

July 22, 2014

July 22, 2014

Number of results: 31,033

**Dynamics of Rigid Bodies**

Two cars, A and B, are traveling along the same route. Car A is traveling at 4.5 m/s and has a mass of 1150 kg. Car B is traveling at 6.7 m/s and has a mass of 1300 kg. If car B gently bumps into car A and their bumpers lock together, what will be their common velocity then?
*April 10, 2013 by Anonymous*

**physics**

At what speed do a bicycle and its rider, with a combined mass of 100 kg, have the same momentum as a 1400 car traveling at 6.0 ?
*November 22, 2010 by Anonymous*

**physics**

A 1400 kg car traveling at 15.5 m/s to the south collides with a 4100 kg truck that is initially at rest at a stoplight. The car and truck stick together and move together after the collision. What is the ﬁnal velocity of the two-vehicle mass?
*April 19, 2013 by Anonymous*

**Physics**

Car A with mass of 1250 kg is traveling at 30 m/s to the east. Car B is a truck with mass of 2000 kg, traveling to the west at 25 m/s. Assume these two vehicles experience an inelastic collision but do not stick together and car a goes off 10 m/s to the west. What will be the ...
*January 21, 2013 by Mauro Dar*

**physics**

Car A, with a mass of 1250 kg, is traveling at 30 m/s to the east. Car B is a truck with a mass of 2000 kg, traveling to the west at 25 m/s. Assume these two vehicles experience an inelastic collision but do not stick together, and Car A goes off 10 m/s to the west. What will ...
*February 4, 2013 by william mclaren*

**physics**

Car A with a mass of 1250 kg, is traveling at 30 m/s to the east. Car B is a truck with a mass of 2000 kg, traveling to the west at 25 m/s. assume these two vehicles experience an inelastic collision but do not stick together, and car A goes off 10 m/s to the west. what will ...
*January 5, 2014 by jeremy*

**physics**

Car A with a mass of 1250 kg, is traveling at 30 m/s to the east. Car B is a truck with a mass of 2000 kg, traveling to the west at 25 m/s. assume these two vehicles experience an inelastic collision but do not stick together, and car A goes off 10 m/s to the west. what will ...
*January 5, 2014 by jeremy steadman*

**physics**

car a with mass of 1250kg, is traveling at 30 m/s to the east. car b is a truck with mass of 2000kg, traveling to the west at 25m/s. assume these two vehicles experience an inelastic collision but do not stick together and car a goes off 10m/s to the west. what will be the ...
*January 18, 2013 by mauro dar*

**physics**

A car of mass 1500 kg traveling at 15.6 m/s loses its brakes and collides with the rear end of the car in front of it, which has a mass of 1020 kg and is traveling in the same direction at 12.5 m/s. If the smaller car is given a speed of 15.3 m/s by the collision, what is the...
*April 18, 2013 by YOLO*

**Physics **

A 1400 kg car rounds a curve of 57 m banked at an angle of 14 degree If the car is traveling at 98 km/h, how much friction force will be required? I cannot figure out how to solve this problem. Someone please help me?
*June 17, 2012 by Mike Joseph*

**Physics of Vehichle **

A 1400 kg car rounds a curve of 57 m banked at an angle of 14 degrees If the car is traveling at 98 km/h, will a friction force be required? If so, in what direction? May someone please walk me through this problem step by step? Thank you
*June 16, 2012 by Mike Joseph*

**physics**

1. A car travels down a straight, flat, level road. Initially, the car is traveling at 80.0 km/hr Northward . After traveling 0.50 0 km , the car is traveling at 95 .0 km/hr. What is the magn i tude of the car ’ s acceleration during this interval ?
*April 14, 2014 by khaled*

**Physics**

I'm given two cars A and B Car A is 1100 kg and traveling at 11 m/s Car B is 1400 kg and traveling at 15 m/s and I'm asked to fidn the velocity of both is just the net velocity 4 m/s ??? I'm also to find the impulse and how would I do that??? impulse is chang in momentum over ...
*June 17, 2009 by Physics*

**physics**

Two cars approach an ice-covered intersection. One car, of mass 1.22 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.69 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...
*November 29, 2012 by Anthony*

** computer programing**

Car A, with a mass of 1250 kg, is traveling at 30 m/s to the east. A truck with mass of 2000 kg, traveling to the west at 25 m/s. An inelastic collision occurred, not sticking together, the car goes off 10 m/s to the west. What is the resulting velocity of the truck?
*April 12, 2013 by Amandos Leonard*

**Physics **

A 1400-kg car rounds a curve of 57-m banked at an angle of 14 degrees. If the car is traveling at 98-km/h (27-m/s), will a friction force be required? If so in what direction? How much friction force will be required?
*June 14, 2012 by Mike *

**Physics**

Car A is traveling at 84 km/h while Car B is traveling at 58 km/h. What is the relative velocity of Car A to Car B if they both are traveling in the same direction? What is the relative velocity of Car A to Car B if they are headed towards each other?
*August 25, 2007 by Jayd*

**Physics**

Car A is traveling at 84 km/h while Car B is traveling at 58 km/h. What is the relative velocity of Car A to Car B if they both are traveling in the same direction? What is the relative velocity of Car A to Car B if they are headed towards each other?
*August 26, 2007 by Jayd*

**math**

Two cars have a head on collision. Both are traveling at 28 m/s toward each othe. Car A has a mass of 700 kg and car B has a mass of 904kg. What is car B velocity after the impact?
*November 14, 2010 by Mayte*

**Physics**

Two cars have a head-on collision. Both were traveling at 28 m/s toward each other. Car A has a mass of 700 kg and car B has a mass of 904 kg. After the impact, what is car B's velocity?
*November 14, 2010 by Mayte*

**physics**

A delivery truck with a mass of 1700 kg is stopped in the street w/o its brakes on, when a small car hits it from behind. The car has a mass of 650 kg, and is traveling at 3.7m/s immediately before it hits the truck. Both the car and the truck have good bumpers, so assume the ...
*November 10, 2010 by aok*

**Physics - elastic collision**

Car A, with mass of 1735kg, was traveling north at 45.5km/h and car B, with a mass of 2540kg, was traveling west at 37.7km/h when they collided at an intersection. if the cars stuck together after the collision, what was their combined momentum? Was the collision elastic or ...
*September 4, 2010 by Shaila*

**physics**

Two cars have a head-on collision.Both were traveling at 37 m/s toward each other.Car A has a mass of 432 KG.Car B has a mass of 90 KG. After impact,car A is moving backward at 3 m/s. What car B's velocity after impact?
*November 15, 2010 by Mayte*

**physics**

Two cars approach an ice-covered intersection. One car, of mass 1.26 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.66 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant, collide, and move off ...
*March 14, 2014 by Anonymous*

**physics**

An automobile can be considered to be mounted on four identical springs as far as vertical oscillations are concerned. The springs of a certain car are adjusted so that the oscillations have a frequency of 3 Hz. (a) What is the spring constant of each spring if the mass of the...
*December 11, 2008 by johnny*

**Physics**

Okay, I saw this one previously posted, but the answer it kept leading me to was wrong. A sports car of mass 1400kg (including the driver) crosses the rounded top of a hill (radius 88m) at 23 m/s. Find the normal force exerted by road on the car. I thought that the normal ...
*March 7, 2010 by Morgan*

**Physics**

A car (mass = 1150 kg) is traveling at 32 m/s when it collides head-on with a sport utility vehicle (mass = 2550 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*April 1, 2008 by Will*

**Physics**

A car (mass = 1180 kg) is traveling at 36 m/s when it collides head-on with a sport utility vehicle (mass = 2380 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*February 22, 2011 by Lauren*

**Physics**

A car (mass = 1070 kg) is traveling at 40 m/s when it collides head-on with a sport utility vehicle (mass = 2570 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*November 9, 2011 by Taylor*

**physics**

A car (mass = 1100 kg) is traveling at 33.0 m/s when it collides head-on with a sport utility vehicle (mass = 2800 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*May 3, 2012 by !@#$%^&al*

**Physics**

A car (mass = 1080 kg) is traveling at 25.4 m/s when it collides head-on with a sport utility vehicle (mass = 2750 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*January 2, 2013 by Tim*

**physics**

Please Help.... A car (mass = 1170 kg) is traveling at 43 m/s when it collides head-on with a sport utility vehicle (mass = 2460 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling?
*October 26, 2010 by baily*

**physics**

A car (mass=1100kg) is traveling at 32m/s when it collides head on with a sport utility vehicle (mass=2500kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. at what speed was the sport utility vehicle traveling.
*March 12, 2012 by Natasha*

**physics**

A car (mass=1100kg) is traveling at 32m/s when it collides head on with a sport utility vehicle (mass=2500kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. at what speed was the sport utility vehicle traveling.
*March 12, 2012 by Natasha*

**Physics**

At time 9 s, a car with mass 1400 kg is lo- cated at <94m, 0 m, 30m> and has momentum <4500 kg · m/sec, 0 kg · m/sec,−3000 kg · m/sec> . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d = <dx, dy, dz>
*January 23, 2014 by NADIA*

**Physics**

At time 9 s, a car with mass 1400 kg is lo- cated at <94m, 0 m, 30m> and has momentum <4500 kg · m/sec, 0 kg · m/sec,−3000 kg · m/sec> . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d = <dx, dy, dz>
*January 23, 2014 by NADIA*

**physics**

A car (mass = 1150 kg) is traveling at 26.7 m/s when it collides head-on with a sport utility vehicle (mass = 2030 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle traveling? Include units.
*July 11, 2013 by rodney*

**Physics - Collision in teo dimensions(check + help**

Car A, with mass of 1735kg, was traveling north at 45.5km/h and car B, with a mass of 2540kg, was traveling west at 37.7km/h when they collided at an intersection. if the cars stuck together after the collision, what was their combined momentum? Was the collision elastic or ...
*December 4, 2010 by Farah*

**Science**

A car weighing 24,500 Newtons is traveling east and travels a distance of 100 meters in 20 seconds. What is the car's mass? What is the car's kinetic energy?
*April 12, 2013 by Lele Reynolds*

**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?
*January 8, 2013 by B*

**Physics**

A car with a mass of 1700 kg is traveling directly northeast (45 degrees between north and east) at a speed of 14m/s (31mph), and collides with a smaller car with a mass of 1300kg that is traveling directly south at a speed of 18m/s (40mph). The two cars stick together during ...
*April 2, 2011 by Anonymous*

**Physics**

When a 81.0 kg. person climbs into an 1400 kg. car, the car's springs compress vertically 1.5 cm. What will be the frequency of vibration when the car hits a bump? (Ignore damping.)
*July 26, 2013 by Brett*

**physics**

you are traveling in your car at a velocity of 24.0 m/s east when you slam on your brakes. The force of friction on your car tires is 1.80x10^4 N. If the mass of you and your car is 1.50x10^3 kg, how far do you skid before stopping?
*October 22, 2011 by Anonymous*

**science**

If you were riding on a train, which of the following would look as if it is not moving? the conductor walking by you a building you are passing a flying bird<---- a person sitting next to you Which of the following reference points would allow you to observe the speed of a...
*April 13, 2014 by Anonymous*

**Physics**

A car with a mass of 1815 kg is traveling down a road for 50 meters. It takes the car five seconds to travel this distance. Calculate the velocity, momentum, and kinetic energy of the car.
*January 13, 2013 by Eliza*

** scienc**

I'm driving my car of mass 1000 kg at 100 km/hr when I accidentally hit the rear end of a truck of mass 5000 kg traveling in the same direction at 90 km/hr. My car and the truck lock together and move as a single object. Let F1 be the force the truck exerts on my car and let ...
*March 18, 2013 by ayan*

**physics**

A car traveling 90 km/hr is 100 m behind a truck traveling 50 km/hr. How long will it take the car to reach the car?
*May 23, 2011 by aayushi vyas*

**College Physic**

2) A car traveling with 5 m/s encounters a deer. The drivers slams on the breaks, the breaks lock. The car skids to a complete stop on the road ahead (and the deer runs away). Why does the car stop (where does all the kinetic energy it had go)? Find the magnitude of the ...
*March 23, 2012 by Mary*

**Algebra**

The distance required for an emergency stop for a car varies directly as the square of the car’s speed. A car traveling at 50 mph requires 140 feet to stop. What is the stopping distance for a car traveling at 30 mph? What is the stopping distance for a car traveling at 70 mph?
*October 22, 2011 by Elena*

**college physics**

Imagine that your car can travel 25 mi on 1 gal of gas when traveling on a level road at 55mi/h. Estimate your gas mileage while traveling at 55 mi/h up an incline that gains 3m in elevation for every 100 m one goes forward along the incline. Assume that your car has a mass of...
*October 11, 2010 by Tommy*

**Physical Science**

An automobile traveling at 25km/hour has kinetic energy equal to 1x10 to the fourth power J. What is the mass of the car? K.E. = (1/2)M V^2 = 10^4 J Convert the speed to m/s and them use that V to solve for the mass of the car, in kg. V = 25000 m/hr x (1 hr/3600 s) = _____ m/s...
*June 25, 2007 by Sharon kay*

**physics**

Two vehicles with the same mass collide and lock together traveling 28 m/s at 37 degrees north of east after the collision. How fast was the car traveling that was heading north while the other vehicle was traveling east?
*November 21, 2009 by Josh*

**physics**

Two vehicles with the same mass collide and lock together traveling 28 m/s at 37 degrees north of east after the collision. How fast was the car traveling that was heading north while the other vehicle was traveling east?
*November 23, 2009 by ronnie*

**math**

Suppose that a certain municipality uses the equation y=3(x-50)+30 to determine the fine assessed a car which exceeds the 50 mph speed limit. Let x=speed of the car (in mph) and y=corresponding fine in dollars. a)What is the fine for traveling at 55 mph? b)If the fine is $126...
*December 30, 2012 by kathy m.*

**Physics**

A 9500kg car traveling at 16m/s strikes a second car. The two stick together and move off with a speed of 6.0m/s. What is the mass of the second car?
*October 22, 2007 by Eddie*

**Physics**

A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s. 1) Determine the normal force exerted by the road on the car. 2) Determine the normal force exerted by the car on the 75 kg driver. 3) Determine the car speed at ...
*December 3, 2009 by Anonymous*

**Physics**

A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s. 1) Determine the normal force exerted by the road on the car. 2) Determine the normal force exerted by the car on the 75 kg driver. 3) Determine the car speed at ...
*December 5, 2009 by Anonymous*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**Science**

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to you at the same speed ...
*February 27, 2014 by Mindy *

**Physics**

A car traveling 56 km/h is 21.0 m from a barrier when the driver slams on the brakes. The car hits the barrier 2.17 s later. a)What was the car's constant deceleration before impact? b)How fast was the car traveling at impact?
*September 2, 2009 by Nick*

**science**

if the car had a mass of 2050 kg and was traveling 25 miles per second, what was the car momentum?
*December 20, 2012 by none ya*

**PHYSICS-URGENT HELP**

A stationary police car emits a sound of frequency 1200 Hz that bounces off of a car on the highway and returns to the police car with a frequency of 1250 Hz. The police car is right next to the highway, so the moving car is traveling either directly towards or directly away ...
*July 29, 2011 by Brit*

**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 ...
*August 16, 2007 by DrBob222*

**physics**

2. A car of mass 1540 kg traveling at 28 m/s is at the foot of a hill that rises 125 m in 3.6 km. At the top of the hill, the speed of the car is 8 m/s. Find the average power delivered by the car's engine, neglecting any frictional losses.
*October 5, 2010 by rizzo*

**physics**

A car of mass 1410 kg traveling at 26 m/s is at the foot of a hill that rises 115 m in 4 km. At the top of the hill, the speed of the car is 14 m/s. Find the average power delivered by the car's engine, neglecting any frictional losses.
*October 4, 2012 by Rodrigo*

**physics**

A car of mass m traveling at speed v on a horizontal road applies its brakes and comes to rest in time t while traveling a distance of d. The amount of internal energy created is?
*March 23, 2013 by wyatt*

**physics**

A 1400 kg car takes a 50 m unbanked curve at 14 m/s. What is the size of the friction force on the car?
*October 19, 2012 by Dominic *

**Physics**

A car of mass m = 1450 kg is traveling at a speed of v0 = 79 km/h (21.9 m/s). Calculate the work that must be done by the brakes to completely stop the car in kJ
*May 27, 2012 by Nate*

**Khudu secondary **

Car A of mass 1 000 kg,stationary at a traffic light,is hit from behind by car B of mass 1 200 kg,traveling at 18 m.s-1. Immediately after the collision car A moves forward at 12 m.s-1. 1. Assume that linear momentum is conserved during this collision. Calculate the speed of ...
*March 10, 2013 by Antony*

**algebra**

The stopping distance d of a car after the brakes are applied directly as the square of the speed r. If a car traveling 80mph can stop in 360ft, how many feet will it take the same car to stop when it is traveling 90mph
*November 17, 2011 by lisa*

**Physics**

How large an average force is required to stop a 1400-kg car in 5.0 s if the car’s initial speed is 25 m/s?
*March 12, 2014 by Bola*

**physics**

A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The pressure is constant at ...
*November 7, 2010 by Taylor*

**math**

The stopping distance of a car after the brakes are applied varies directly as the square of the speed r. If a car traveling 80 mph can stop in 360ft, how many feet will it take the same car to stoop when its traveling 50 mph?
*September 17, 2010 by Kaegan*

**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.
*June 1, 2012 by ll*

**Physics**

PLEASE ANSWER ASAP!!!!!!!!!! step by step a) find the acceleration experienced by the driver of a car traveling at 50km/h if the car hits a pole and crumples 50cm. b) repeat part a) for a car traveling 100km/h
*July 25, 2012 by ice*

**Physics**

PLEASE ANSWER ASAP!!!!!!!!!! step by step a) find the acceleration experienced by the driver of a car traveling at 50km/h if the car hits a pole and crumples 50cm. b) repeat part a) for a car traveling 100km/h
*July 25, 2012 by ice*

**physics**

If a 9800kg train car traveling at 15m/s impacts another train car at rest and after the impact the 2 are going 6m/s. What is the mass of the second train car?
*March 1, 2011 by Mark*

**Math**

How long will it take a car traveling 65 mph to pass a car traveling 45 mph if the slower car had a 2 hour lead?
*October 24, 2012 by Maria*

**physics**

Please decide which of the following statements for car collisions are true or false. 1)Crumple zones on cars are parts of the front of the car that are designed to receive maximum deformation during a head-on collision. The essential safety benefit of crumple zones results ...
*April 11, 2012 by Marc*

**Physics**

A car traveling 56 km/h is 22.0 m from a barrier when the driver slams on the brakes. The car hits the barrier 2.15 s later. (a) Assuming constant acceleration, what was the magnitude of the car's acceleration before impact? _______ m/s2 (b) How fast was the car traveling at ...
*September 19, 2012 by arcos15*

**Physics**

A car traveling 56 km/h is 22.0 m from a barrier when the driver slams on the brakes. The car hits the barrier 2.15 s later. (a) Assuming constant acceleration, what was the magnitude of the car's acceleration before impact? _______ m/s2 (b) How fast was the car traveling at ...
*September 19, 2012 by arcos15*

**physics**

an electric motor represented by the 4 ohm resistor below accelerates a 20g car for 40 sec. it then collides with a perfectly inelastic collision with another car that has a mass of 10g and is traveling half the first car but in the opposite direction. what is the new velocity...
*June 9, 2013 by michael*

**physic**

A small car with a mass of 950 kg travels northward at 30 m/sDoes the car have more or less momentum than a truck with a mass of 10000 kg traveling eastward at 16 m/s?How much more or less?.
*February 9, 2011 by Anonymous*

**physics**

A car of mass 1330 kg is traveling at 28.0 m/s. The driver applies the brakes to bring the car to rest over a distance of 79.0 m. Calculate the retarding force acting on the car. (79.0/28.0)*1330 3752.5 I asked before but I wasnt sure if I did it right
*April 16, 2008 by Anonymous*

**physics help go!**

Two cars are traveling at the same speed of 27 m/s on a curve that has a radius of 126 m. Car A has a mass of 1020 kg, and car B has a mass of 1670 kg. Find (a) the magnitude of the centripetal acceleration and (b) the magnitude of the centripetal force for Car A, (c) the ...
*February 10, 2011 by Hannah*

**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
*July 16, 2008 by Frnciois*

**pysc**

an object A 2.5kg is traveling at 25meters per second collides head on with a 5kg mass b calculate the velocity of the 5kg mass if 1.the mass b is initially at rest 2.traveling opposite to mass A at 20m/s 3.traveling in the same direction as A at 12m/s
*March 5, 2011 by shristi*

**physics**

A motorcycle traveling 91.0 km/hr approaches a car traveling in the same direction at 83.0 km/hr. When the motorcycle is 52.0 m behind the car, the rider accelerates and passes the car 16.0 s later. What is the acceleration of the motorcycle (in meters/second^2)?
*January 31, 2012 by challom*

**physics**

A motorcycle traveling 91.0 km/hr approaches a car traveling in the same direction at 83.0 km/hr. When the motorcycle is 52.0 m behind the car, the rider accelerates and passes the car 16.0 s later. What is the acceleration of the motorcycle (in meters/second^2)?
*February 1, 2012 by bbadger*

**Physics**

A car mass of 1330 kg is traveling at 28.0 m/s. The driver applies the brakes to bring the car to a rest over a distance of 79.0 m. Calculate the retarding force.
*October 16, 2010 by Emma*

**physics**

A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The pressure is constant at ...
*November 7, 2010 by Sarah*

**Physics**

A car (mass 880 kg) is traveling with a speed of 44 mi/h. A bug (mass 7.9 mg) is traveling in the opposite direction. What speed would the bug need in order to slow down the truck by one mile per hour in a big bug splash (i.e., final speed 43 mi/h)?
*October 16, 2010 by Alexis*

**Physics**

A car (mass 880 kg) is traveling with a speed of 44 mi/h. A bug (mass 7.9 mg) is traveling in the opposite direction. What speed would the bug need in order to slow down the truck by one mile per hour in a big bug splash (i.e., final speed 43 mi/h)?
*October 16, 2010 by Alexis*

**Physics**

A car (mass 800 kg) is traveling with a speed of 37 mi/h. A bug (mass 8.7 mg) is traveling in the opposite direction. What speed would the bug need in order to slow down the truck by one mile per hour in a big bug splash (i.e., final speed 36 mi/h)?
*November 2, 2012 by KT*

**Physics**

If a curve with a radius of 85 is perfectly banked for a car traveling 71 , what must be the coefficient of static friction for a car not to skid when traveling at 86 ?
*February 19, 2011 by B-rad*

**Physics help.**

If a curve with a radius of 94.5 m is perfectly banked for a car traveling 72.4 km/h, what must be the coefficient of static friction for a car not to skid when traveling at 96.4 km/h?
*March 5, 2012 by Annie*

**physics**

If the distance x is 131 meters and the red car is traveling at 7.1 mph, how fast to the nearest hundreth is the blue car traveling?
*October 10, 2012 by beth*

**science**

In a dream you're in a car traveling at 50 km/h and you bump into another car traveling toward you at 48 km/h. The speed of impact is
*October 26, 2013 by josh*

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