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April 19, 2014

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Number of results: 55,619

Physics
A 1250 kg car rams into the back of a slower moving truck having a mass of 2500 kg. During the collision the two vehicles become entangled so that they move off together afterward. If before the collision the car was going 20 m/s and the truck was going 14 m/s, what was their ...
Thursday, July 12, 2012 at 1:33pm by Jessica

physics
A 2000 kg truck is at rest at a stop sign. A 1100kg car collides head-on with the truck. The car was moving at 15.0m/s before the collision if the collision was completely inelastic, what is the velocity of the car and the truck after the collision?
Sunday, November 4, 2012 at 4:37pm by Joe

physics
A 2000 kg truck is at rest at a stop sign. A 1100kg car collides head-on with the truck. The car was moving at 15.0m/s before the collision if the collision was completely inelastic, what is the velocity of the car and the truck after the collision?
Sunday, November 4, 2012 at 5:29pm by Joe

Physics
V^2 = Vo^2 + 2a*d. a = (V^2-Vo^2)/2d. a = (0-(34)^2)/2200 = -0.525 m/s^2. m*g = 8810N. m = 8810/9.81 = 899 kg = Mass of car. F = m*a = 899 * (-525) = -472 N.
Thursday, February 7, 2013 at 2:46pm by Henry

physics
How do i find this? A shooting star is a meteor that burns up when it reaches Earth's atmosphere. Many of these meteoroids are quite small. Calculate the kinetic energy of a meteoroid of mass 6.0 g moving at a speed of 45 km/s and compare it to the kinetic energy of a 1400-kg ...
Sunday, April 4, 2010 at 9:44pm by raina

Physics
1- A 5.0 kg block moving east with speed of 6 m/s collides head on with another 8.0 kg block moving west with speed of 4 m/s. After the collision the 5.0 kg block was moving west with speed of 5 m/s while the 8.0 kg block was moving east. a) What is the speed of the 8.0 kg ...
Sunday, June 2, 2013 at 3:48am by Maryam

Physics
A railroad car moves under a grain elevator at a constant speed of 4.10 m/s. Grain drops into the car at the rate of 660 kg/min. What is the magnitude of the force needed to keep the car moving at constant speed if friction is negligible? ________ N
Wednesday, November 18, 2009 at 12:30pm by Jane*

Physics
Four people sit in a car. The masses of the people are 41 kg, 47 kg, 53 kg, and 55 kg. The car's mass is 1020 kg. When the car drives over a bump, its springs cause an oscillation with a frequency of 1.00 Hz. What would the frequency be if only the 41-kg person were present? ...
Friday, March 30, 2012 at 11:54pm by Priyanka

physics
A railroad car of mass 2.3*10^4 kg moving at 4.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the collision? (b) How much ...
Tuesday, October 26, 2010 at 3:08pm by Heather

physics
A railroad car of mass 2.7 104 kg moving at 3.50 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the collision? m/s (b) How much...
Saturday, October 27, 2012 at 9:26pm by heather

physics
an empty coal car is moving along the tracks to a loading chute a 7km/hr., the mass of the empty car is 2000kg what is the speed of the loaded coal if the total mass of the car is now 10000 kg? give yuo answer in meters per second.
Tuesday, September 27, 2011 at 8:23pm by mercedes

Physical Science
Two cars are moving in identical conditions, one car is moving 3 times how much farther will this fast car travel?
Friday, February 25, 2011 at 1:00pm by Miguel

physics
The Mini Cooper is rated at a maximum power of 115. hp (1 hp=746 W), when moving at 80.0 km/h. Assume that the net force accelerating the car is constant. The total mass of the car with a rider and some fuel is 1230 kg. How many seconds will it take for this car to go from ...
Tuesday, January 11, 2011 at 7:51pm by noreen

physics
Two cars both travel along a straight road Northbound. At t = 0, the car 1 is 190.6 m further north than car 2. Also at t = 0, car 1 is travelling at 24.3 m/s, and car 2 is travelling at 5.7 m/s. Car 1 is slowing down with an acceleration of magnitude 0.28 while car 2 is ...
Wednesday, September 19, 2012 at 9:41pm by Ty

Physics
A railroad car moves under a grain elevator at a constant speed of 3.70 m/s. Grain drops into the car at the rate of 580 kg/min. What is the magnitude of the force needed to keep the car moving at constant speed if friction is negligible? F = Ma -> R * V(rel)
Tuesday, May 22, 2012 at 11:36am by Dan

Physics
A railroad car with a mass of 1.93 104 kg moving at 3.24 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.16 m/s. (a) What is the speed of the three joined cars after the ...
Sunday, April 24, 2011 at 10:58pm by Elizabeth

Physics
A railroad car with a mass of 1.91 multiplied by 104 kg moving at 2.86 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.40 m/s. What is the speed of the three joined cars after ...
Wednesday, February 16, 2011 at 9:04pm by Miranda

now for my physics hw..
A railroad car with a mass of 1.99 104 kg moving at 2.80 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.52 m/s. (a) What is the speed of the three joined cars after the ...
Thursday, December 15, 2011 at 11:22pm by Kelley

Physics
A railroad car with a mass of 1.86 104 kg moving at 2.80 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.40 m/s. (a) What is the speed of the three joined cars after the ...
Monday, October 22, 2012 at 5:44pm by Angela

college
100 kg car moving at 22 m/s runs into a horizontal spring with spring constant 4200 N/m. How far does the car displace the spring before coming to a stop?
Saturday, September 11, 2010 at 8:21pm by Angela

physics
Car moving down road accelerates at uniform rate 2.8 m/s/s for 4.63 s to reach a speed of 106.7 m/s. 1) How fast was the car initially moving? 2) What distance did it travel during the a/c/c.?
Wednesday, October 17, 2007 at 2:40pm by jane

Physics
Car A passes Car B on the highway. Rlative to car A's movement, Car B is moving at a rate of 9 mph backward. If the speed of Car A is 98 mph, what us the speed of Car B?
Friday, March 22, 2013 at 12:15pm by Renay

gotta have answer by 11:59 tonight!!!
A railroad car with a mass of 1.99 104 kg moving at 2.80 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.52 m/s. (a) What is the speed of the three joined cars after the ...
Thursday, December 15, 2011 at 11:52pm by Kelley

physics
A 2000 kg car is moving with a velocity of 50 km/hr. What is its kinetic energy? If the car reduces its speed by half, by what factor is the kinetic energy changed?
Thursday, June 30, 2011 at 9:36pm by rosie

Physics
Hey I'm not sure how to solve this problem: An 1840 kg car is moving to the right at a constant velocity of 2.94 m/s. What's the netforce? What's the netforce if the car would be moving to the left? I'm thinking that the net force going right and the net force going left is ...
Tuesday, September 16, 2008 at 4:57pm by Robert

physics
At the moment car A is starting from rest and accelerating at 5.0 m/s2, car B passes it moving at a constant speed of 45m/s. How long will it take car A to catch up with car B?
Thursday, January 17, 2013 at 10:42pm by Marissa

physics
a car, moving at 100 mi/hr, passes a stationary police car whose siren has a frequency of 500 Hz. what is the frequency change heard by observer in the moving car as he passes the police car? the velocity of sound in air is 343 m/s. ( 1 mi= 1.609 km). answer in units of Hz.
Monday, May 30, 2011 at 1:41pm by OMAR

Physics
A 1000 kg car is moving at a constant speed of 7 m/s when it hits the back bumper of another car with 1200 kg of mass moving in the same direction at a constant speed of 6 m/s. As a result of the collision both bumpers get coupled. Show all work and calculations. 1. What is ...
Friday, January 6, 2012 at 9:30pm by Will

physics
When a 82.0 kg. person climbs into an 1800 kg. car, the car's springs compress vertically 1.7 cm. What will be the frequency of vibration when the car hits a bump
Tuesday, May 1, 2012 at 5:59pm by coleman

Physics
A 1100 kg car is moving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to rest in a distance of 140 m. (a) If the road is completely level, what is the constant force applied to the car to bring it to rest? (...
Thursday, September 16, 2010 at 1:41am by Phil

11th grade Physical Science
How fast must a 1,000 kg car be moving to have a kinetic energy of: (a) 2.0 x 10^3, (b) 2.0 x 10^5, (c) 1.0 kW x h? How high would you have to lift a 1,000 kg car to give it a potential energy of: (a) 2.0 x 10^3, (b) 2.0 x 10^5, (c) 1.0 kW x h?
Monday, November 2, 2009 at 6:07pm by britney

physics
Car 1 approaches an intersection with a momentum of p1i=(11,000 kg*m/s)x + (-370 kg*m/s)y. Car 2 approaches the same intersection with momentum p2i= (4,000 kg*m/s)x + (2470 kg*m/s)y. The cars collide and immediately the momentum of Car2 is p2f= (2100 kg*m/s)y. What is the ...
Wednesday, October 13, 2010 at 11:06pm by Anonymous

physics
A 1200 kg car is traveling at 45 km/h and hits a 1000 kg car parked on the edge of a 70 m deep canyon. What is the velocity of the two car wreck?
Wednesday, January 12, 2011 at 10:12pm by matt

Child Development
Recognizing the decreasing volume in the sound of a car engine goes with the sight of a car moving away rather than moving toward you is an example of _______ perception. A) Direct B) Depth C) Intermodal D) Constructivist Is it C
Thursday, March 20, 2014 at 2:42pm by Lilly

physics
Moving At 20m/s,a car with a mass of 7.0x10^2kg collides with a stationary truck with a mass of 1.4x10^3 kg. If the two vehicles stick together resulting from the collision, what is the velocity of the combined car and truck?
Sunday, June 6, 2010 at 2:27pm by Nikki

Physics
When a 65 kg person climbs into a 1000 kg car, the car's springs compress vertically by 3.1 cm. What will be the frequency of vibration when the car hits a bump? Ignore damping.
Wednesday, January 27, 2010 at 6:42pm by Eric

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.)
Friday, July 26, 2013 at 5:35pm by Brett

Physics. PLEASE HELP!!
A small car of mass 985 kg is parked behind a small truck of mass 1551 kg on a level road. The brakes of both the car and the truck are off so that they are free to roll with negligible friction. A 83 kg woman sitting on the tailgate of the truck shoves the car away by ...
Saturday, April 7, 2012 at 8:42pm by Amber

college
What is the kinetic energy of a 2,00 kg car that is moving at 72 km/h?
Saturday, April 25, 2009 at 2:11pm by Tiki

Physics (College)
Driving on asphalt roads entails very little rolling resistance, so most of the energy of the engine goes to overcoming air resistance. But driving slowly in dry sand is another story. If a 1200 kg car is driven in sand at 5.2 m/s, the coefficient of rolling friction is 0.06. ...
Saturday, November 26, 2011 at 1:07am by Set11

Physics
In a performance test, each of two cars takes 9.4 s to accelerate from rest to 24 m/s. Car A has a mass of 1358 kg, and car B has a mass of 2014 kg. Find the net average force that acts on (a) car A and (b) car B during the test.
Tuesday, March 22, 2011 at 3:16am by Michael

physics
car with a mass of 1280 kg is moving around a curve with a radius of 50 m at a constant speed of 10 m/s (about 22 MPH). (a) What is the centripetal acceleration of the car? (b) What is the magnitude of the force required to produce this centripetal acceleration
Monday, March 31, 2014 at 2:41am by candi gonzalez

Science Check
1)Two balls having the same mass of 1 kg roll toward each other, each moving at the same speed of 1 m/s. What is the combinded momentum? Would it be 0 kg m/s 2)A 30 kg girl and a 25kg boy face each other on friction free roller blades. The girl pushes the boy who moves away at...
Friday, March 9, 2007 at 2:39pm by Abby

Physics
A 1100 kg car is moving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to rest in a distance of 140 m. (a) If the road is completely level, what is the constant force applied to the car to bring it to rest? (...
Thursday, September 16, 2010 at 9:06am by Phil

physics
The National Transportation Safety Board is testing the crashworthiness of a new car. The 1.87 103 kg vehicle, moving at 11.3 m/s, is allowed to collide with a bridge abutment, being brought to rest in a time of 0.463 s. What force, assumed constant, acted on the car during ...
Sunday, March 11, 2012 at 9:21pm by Angelica

Physics
A car that weighs 14900.0 N is initially moving at a speed of 57.0 km/hr when the brakes are applied and the car is brought to a stop in 4.8 s. Find the magnitude of the force that stops the car, assuming it is constant. I found a using Vf=vi+at...a = 11.88 m/s^2. Then I found...
Monday, November 26, 2007 at 9:46pm by Lindsay

Physics
A 5.0 kg block moving east with speed of 6 kg m/s collides head on with another 8.0 kg block moving west with speed of 4 m/s. After the collision the 5.0 kg block was moving west with speed of 5 m/ s while the 8.0 kg block was moving east. a) What is the speed of the 8.0 kg ...
Tuesday, June 4, 2013 at 1:21am by Huda

physical science
Which of the following four bodies has the greatest kinetic energy? a. A body of mass 1 kg moving with speed 1000 m/s. b. A body of mass 2 kg moving with speed 50 m/s c. A body of mass 3 kg moving with speed 50 m/s d. A body of mass 50 kg moving with speed 2 m/s e. A body of ...
Thursday, December 15, 2011 at 8:25pm by Fonda

Physics
A car of mass m moving at a speed v1 collides and couples with the back of a truck of mass 3m moving initially in the same direction as the car at a lower speed v2. (Use any variable or symbol stated above as necessary.) (b) What is the change in kinetic energy of the car–...
Saturday, March 8, 2014 at 3:15pm by Joe

Physics
A car of mass m moving at a speed v1 collides and couples with the back of a truck of mass 3m moving initially in the same direction as the car at a lower speed v2. (Use any variable or symbol stated above as necessary.) (b) What is the change in kinetic energy of the car–...
Monday, March 10, 2014 at 9:26pm by Joe

Physics
A car of mass m moving at a speed v1 collides and couples with the back of a truck of mass 3m moving initially in the same direction as the car at a lower speed v2. (Use any variable or symbol stated above as necessary.) (b) What is the change in kinetic energy of the car–...
Wednesday, March 12, 2014 at 6:02pm by Joe

Physics
A car with a mass of 1380 kg is moving around a curve with a radius of 50 m at a constant speed of 25 m/s (about 56 MPH). (a) What is the centripetal acceleration of the car? 1 m/s2 (b) What is the magnitude of the force required to produce this centripetal acceleration? 2 N
Wednesday, February 22, 2012 at 1:24am by Mina

Physics
When four people with a combined mass of 320 kg sit down in a car, they find that the car drops 0.80 cm lower on its springs. Then they get out of the car and bounce it up and down. What is the frequency of the car's vibration if its mass (when it is empty) is 2.0 x 10^3 kg?
Tuesday, December 7, 2010 at 9:25am by Y0gi

physics
2 cars are in a race the first car is 200m ahead of the second car.the first car is moving with a uniform velocity of 30m/s while the second car starts from rest and accelerate to a rate of 4m/s how far and how long will it take the second car to meet the first car
Wednesday, February 9, 2011 at 7:44am by Seun

physics
A 1,225-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into the rear end of a 8,500-kg truck moving in the same direction at 20.0 m/s. The velocity of the car right after the collision is 18.0 m/s to the east. (a) What is the velocity of ...
Tuesday, October 18, 2011 at 6:33pm by Anonymous

PHYSICS
A Few questions- please help!!! also show steps! What magnitude of force, acting for 0.025 s, will change the velocity of a 100 g ball from 30 m/s eastward to 40 m/s westward? A girl holds a 1.7 kg air rifle loosely and fires a bullet of mass 2 g. The muzzle velocity of the ...
Wednesday, January 4, 2012 at 8:13pm by Dyl

physics
When a 69 kg person climbs into a 1000 kg car, the car's springs compress vertically by 2.9 cm. What will be the frequency of vibration when the car hits a bump? Ignore damping. answer should be given in Hz.
Monday, September 26, 2011 at 8:30pm by molly

College physcial science
What is the kinetic energy of a 2,000 kg car that is moving at 72 km/h?
Saturday, April 25, 2009 at 2:17pm by Tiki

physics
What is the kinetic energy of a car of mass 1900 kg moving at a constant speed of 21 m/s
Monday, September 19, 2011 at 9:31pm by gina

physics
1000 kg car moving at 10 m/s brakes to a stop in 5 s. The average braking force is ? n
Sunday, November 11, 2012 at 9:55pm by Anonymous

Physics
Have no idea how to do this! Determine the weight of a 1768.0-kg car which is moving at a speed of 26 m/s.
Friday, November 8, 2013 at 3:19pm by Kaycee

physics4
After a day of testing race cars, you decide to take your own 1540-kg car onto the test track. While moving down the track at 12 m/s, you suddenly accelerate to 27 m/s in 9 s. What is the average net force that you have applied to the car during the 9-s interval?
Sunday, December 11, 2011 at 9:06pm by Hannah

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?
Wednesday, April 10, 2013 at 6:36am by Anonymous

physics
The rope of a swing is 3.2 m long. Calculate the angle from the vertical at which a 95-kg man must begin to swing in order to have the same kinetic energy at the bottom as a 1500-kg car moving at 1.07 m/s (2.39 mi/hr).
Sunday, March 11, 2012 at 8:35pm by Katie

physics
A 1236.9 kg car is pulling a 334.8 kg trailer. Together, the car and trailer have an acceleration of 2.73 m/s 2 . What is the net force on the car? Answer in units of N
Tuesday, February 5, 2013 at 12:19am by Anonymous

Physics B
Part 1 Calculate the magnitude of the linear momentum for each of the following cases: A proton with mass 1.67×10 −27 kg moving with a speed of 5.24 × 10 6 m/s. Answer in units of kg · m/s Part 2 A 15.1 g bullet moving with a speed of 327 m/s. Answer in units of kg · m/s...
Monday, November 12, 2012 at 5:11pm by Mary

calculus
A police cruiser, approaching a right –angled intersection from the north is chasing a speeding car that has turned the corner and is now moving straight east. When the cruiser is 0.6 mi north of the intersection and the car 0.8 mi to the east, the police determine with radar ...
Tuesday, January 17, 2012 at 11:53am by Mr. goodstuff

physics
Calculate the magnitude of the linear momentum for the following cases. (a) a proton with mass 1.67 10-27 kg, moving with a speed of 4.00 106 m/s (b) a 16.5 g bullet moving with a speed of 270 m/s (c) a 70.5 kg sprinter running with a speed of 12.5 m/s (d) the Earth (mass = 5....
Monday, July 7, 2008 at 9:31am by Elisa

Physics
An open train car moves with speed 11.3 m/s on a flat frictionless railroad track, with no engine pulling the car. It begins to rain. The rain falls straight down and begins to fill the train car. The speed of the car 1. increases. 2. decreases. 3. stays the same. A(n) 71.6 kg...
Wednesday, January 11, 2012 at 12:44am by Kudo

Physics
After a day of testing race cars, you decide to take your own 1502.5 kg car onto the test track. While moving down the track at 11.4 m/s, you suddenly accelerate to 30.2 m/s in 19.2 s. What average net force have you applied to the car during that time?
Sunday, October 14, 2012 at 5:52pm by Jessica

Physics
After a day of testing race cars, you decide to take your own 1502.5 kg car onto the test track. While moving down the track at 11.4 m/s, you suddenly accelerate to 30.2 m/s in 19.2 s. What average net force have you applied to the car during that time?
Monday, October 15, 2012 at 3:00pm by Amelia

physics
What is the magnitude of the momentum of a car weighing 1,555 N when it is moving at a speed of 23 m/s? Express your answer in kg m/s.
Tuesday, November 8, 2011 at 8:27am by Lydia

Physics
A 14000 kg railroad car travels alone on a level frictionless track with a constant speed of 24.0 m/s. A 6500 kg additional load is dropped onto the car. What then will be the car's speed?
Wednesday, February 1, 2012 at 11:48pm by Yaya

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?
Sunday, November 14, 2010 at 7:01pm by Mayte

physics
A 1175 kg car carrying four 82 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with maximum amplitude when its speed is 24 km/h. The car now stops, and the four people ...
Thursday, December 11, 2008 at 8:09pm by johnny

Physics
A 1125 kg car carrying four 80 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with maximum amplitude when its speed is 17 km/h. The car now stops, and the four people ...
Monday, December 13, 2010 at 1:11am by Robert

algebra
1st Step Have each each scenario equal each other 120 + .40x=230+.35x x-2200 For all amounts over 2200 plan be will save her money
Thursday, April 21, 2011 at 12:12am by David

physics
A 1200 kg car moving at 35kph runs into and sticks to a parked 1000kg car. the collision takes 0.15s and after the crash the car's wheels lock and they skid to a stop on the mu= 0.40 road. the final speed of both cars is 5.3m/s a) find the distance tranvelled before skidding ...
Thursday, November 26, 2009 at 11:40pm by sammeh

physics
A set of crash tests consists of running a test car, moving at a speed of 12.80 m/s into a solid wall. Strapped securely in an advanced seat belt system, a 63.00 kg dummy is found to move a distance of 0.690 m from the moment the car touches the wall until the time the car is ...
Sunday, September 25, 2011 at 8:17pm by love45

Physics
A race car starts from rest in the pit area and accelerates at a uniform rate to a speed of 35 m/s in 11s, moving on a circular track of radius 500 m. Determine the tangential and centripetal components of the net force excreted on the car(by the ground) when it's speed is 15 ...
Sunday, May 19, 2013 at 1:32pm by Martin

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?
Thursday, March 11, 2010 at 10:46am by Anonymous

physics
Two cars are traveling at the same constant speed v. Car A is moving along a straight section of the road, while B is rounding a circular turn. Which statement is true about the acceleration of the cars? a.) acceleration of both cars is zero b.) car A is accelerating but car B...
Tuesday, October 19, 2010 at 2:21am by jo

10 grade
A 80 slug car runs into a wall while moving at 10ft/s. If the car bounces off the wall with the same speed it struck it with as a result of having been in contact with the wall for .8 second, then find... a)... The initial momentum of the car b)... The final momentum of the ...
Thursday, February 10, 2011 at 12:44am by sravya

Physics
How much force is needed to make a 1,400 kg car moving at 35 m/s come to a stop in 5.2s?
Thursday, January 6, 2011 at 10:37pm by Maya

Physics
How much force is needed to make a 1,400 kg car moving at 35 m/s come to a stop in 5.2s?
Thursday, January 6, 2011 at 10:37pm by Maya

Physics
A railroad flatcar of weight W can roll without friction along astraight horizontal track. Initially, a man of weight w is standing on the car, which is moving to the right with speed v_0. What is the change in velocity of the car if the man runs to the left so that his speed ...
Monday, February 5, 2007 at 3:21pm by Tammy

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 ...
Monday, January 21, 2013 at 4:55pm 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 ...
Monday, February 4, 2013 at 2:21pm 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 ...
Sunday, January 5, 2014 at 2:07pm 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 ...
Sunday, January 5, 2014 at 2:15pm by jeremy steadman

Physics
1. Car A, with mass of 1250 kg, is travelling at 30 m/s to the east. Car B is a truck with mass of 2000 kg, travelling 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...
Tuesday, April 8, 2014 at 12:40pm by Jaime

Physics
An old Chrysler with mass 1800 kg is moving along a straight stretch of road at 58 km/h. It is followed by a Ford with mass 1400 kg moving at 70 km/h. How fast is the center of mass of the two cars moving?
Tuesday, July 20, 2010 at 1:38pm by Teddy

Physics
A car is moving in the +x direction with the following position equation of motion: x = 5.41(m/s)t - 2.7(m/s^2)t^2. (a) What is the initial velocity of the car? 5.41 m/s (b) What is the acceleration of the car? -5.4 m/s^2 (c) At what time does the car come to rest? __________ ...
Friday, September 21, 2012 at 1:35am by arcos15

PHYSICS
A car is moving in the +x direction with the following position equation of motion: x = 5.41(m/s)t - 2.7(m/s^2)t^2. (a) What is the initial velocity of the car? 5.41 m/s (b) What is the acceleration of the car? -5.4 m/s^2 (c) At what time does the car come to rest? __________ ...
Friday, September 21, 2012 at 1:35am by arcos15

Physics (Help Please)
Most of us know intuitively that in a head-on collision between a large dump truck and a subcompact car, you are better off being in the truck than in the car. Why is this? Many people imagine that the collision force exerted on the car is much greater than that experienced by...
Tuesday, April 8, 2014 at 8:53pm by Christian

College Physics
Most of us know intuitively that in a head-on collision between a large dump truck and a subcompact car, you are better off being in the truck than in the car. Why is this? Many people imagine that the collision force exerted on the car is much greater than that experienced by...
Thursday, April 10, 2014 at 12:32pm by Christian

physics
A set of crash tests consists of running a test car moving at a speed of 11.6 m/s (25.52 m/h) into a solid wall. Strapped securely in an advanced seat belt system, a 61 kg (134.2 lbs) dummy is found to move a distance of 0.69 m from the moment the car touches the wall to the ...
Wednesday, February 12, 2014 at 10:06am by Tsion

Algebra
You actually need parentheses around '2200 + 1.50x' when you are dividing to find the average. So (2200 + 1.5x)/x would be my answer. (I removed the 0 after 1.5 also, as 1.5 is the same number as 1.50.)
Tuesday, December 13, 2011 at 4:02pm by Ethan

Physics
After a day of testing race cars, you decide to take your own 1532.6 kg car onto the test track. While moving down the track at 13.5 m/s, you suddenly accelerate to 32.8 m/s in 11 s. What average net force have you applied to the car during that time? Answer in units of N
Monday, October 28, 2013 at 4:37pm by Harmonie Sky

physics
A 1000 kg car in neutral gear slow from 15 m/s to a stop in 5.0 s due to the force of friction. A. What was the acceleration of the car. B. What was the car’s initial momentum? C. What was its final momentum? D. What was the change in momentum of the car? E. What was the ...
Sunday, October 23, 2011 at 11:59pm by Anonymous

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