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October 22, 2014

Search: A 2200 kg car moving...Search

Number of results: 15,416

hw
A railroad car of mass m = 30000 kg moving at v1 = 2.9 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 v2 = 1.711 m/s. What is the magnitude of the kinetic energy lost in the collision? Answer...
October 14, 2014 by larry

Physics
Two stunt drivers drive directly toward each other. At time t=0 the two cars are a distance D apart, car 1 is at rest, and car 2 is moving to the left with speed v_0. Car 1 begins to move at t=0, speeding up with a constant acceleration a_x. Car 2 continues to move with a ...
May 26, 2009 by RJ

Physics
A police car is traveling east at 40.0 m/s along a straight road, overtaking a car ahead of it moving east at 30.0 m/s. The police car has a malfunctioning siren that is stuck at 992 Hz. What is the wavelength behind the police car in meters?
December 6, 2009 by Keith

physics
A compact car, mass 755 kg, is moving at 1.00 ✕ 102 km/h toward the east. The driver of the compact car suddenly applies the brakes hard for 1.8 s. As a result, an average force of 5.8 ✕ 103 N is exerted on the car to slow it down. What is the final velocity of ...
November 26, 2013 by Anonymous

physic
a 2500 car enters curve with a radius of 45 m .if the car is moving at speed of 35 m/s.what is the centripetal force that maintains the car s circular motion the curve ?
March 4, 2013 by said

physics
A car begins at rest at t0 = 0. The car starts moving and finally covers a distance d = 617 m in a time tf = 105 s. In a coordinate system with north being the positive x-direction, the car's motion is in the southern direction (see figure. What was the car's average speed ...
September 12, 2014 by joe 13

COLLEGE PHYSICS
A rollercoaster car of mass 600.0 kg is moving 2.4m/s at the top of a peak that is 25m off the ground. The car moves down slope and up the next hill. Assume that it loses 20,000J of energy by the next time it gets to the top of the next peak due to friction forces. If the ...
May 31, 2008 by sarah

Physics
a car and a truck start from rest at the same instant with the car initially 50m behind the truck. The truck has a constant acceleration of 2m/s^2 and the car has a constant acceleration of 3m/s^2. The car overtakes the truck after how many seconds? At what speed is the car ...
February 25, 2014 by Sergio

Physics
a train is moving at 45km/h when a coupling breaks and the last car separates from the train. as soon as the car separates, the brakes are automatically applied, locking all wheels of the runaway car and causing a uniform decelaration of 5 m/s^2. determine the distance the car...
February 19, 2012 by marco

Phisics
A car moving at 62 mi/h can be brought to rest in 4.8 s. Assuming that the deceleration is uniform, how far will the car travel between the time the brakes are applied and the time the car stops?
September 18, 2011 by Adnane

PHYSICS
A car is traveling around a circular banked road without friction which is inclined at 24 degrees. When the car is traveling at 18.2 m/s around the road, it is moving at the bottom on the incline (inner radius of the road when viewed from an aerial view). When the car is ...
October 21, 2011 by Anonymous

physics
Two cars are traveling in opposite directions on a two lane road. Car A starts from the origin at t =0 and accelerates (moving due East) from rest at 4 m/s2. At t = 0, Car B is moving due West with a velocity of 15 m/s and is 500 m east of car A but accelerating toward the ...
February 16, 2011 by jake

physics
a car of mass 500kg is moving at 24m/s. A lion of mass 100kg drops on to the roof of the car from an overhanging branch. Show that the car will slow down to 20m/s.
January 14, 2012 by sepira

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
a car moving on a straight road with a speed of 20m/s. at t=0 the driver of the car applies the breaks after watching an obstacle 150m ahead. after application of breaks, the car retards with 2m/s^2. find the position of the car from the obstacle at t=15s.
July 3, 2011 by pavatharani

physics
From a vantage point very close to the track at a stock car race, you hear the sound emitted by a moving car. You detect a frequency that is 0.86 times as small as that emitted by the car when it is stationary. The speed of sound is 343 m/s. what is the speed of the car?
November 18, 2012 by Joe

physics ( please help me)
a railroad handcar is moving along striaght, fricionless tracks. In each of the following cases the car initially has a total mass (car and contents of magniude 4.00 m/s^1. Find the final velocity of the car in each of the three cases. A) a 40.0 kg mass is thown sideways out ...
April 3, 2012 by taylor

physics
A car is coasting backwards downhill at a speed of 3.2 m/s when the driver gets the engine started. After 2.5 s, the car is moving uphill at 5.0 m/s. Assuming that the uphill is the positive direction, what is the car's average acceleration?
November 26, 2010 by javane

physics
A car is coasting backwards downhill at a speed of 2.6 m/s when the driver gets the engine started. After 2.5 s, the car is moving uphill at 4.6 m/s. Assuming that the uphill is the positive direction, what is the car's average acceleration?
September 18, 2012 by LIZZIE

physics
1. A car is coasting backwards downhill at a speed of 3.0 m/s when the driver gets the engine started. After 2.5 s, the car is moving uphill at 4.5 m/s. Assuming that uphill is positive direction, what is the carís average acceleration?
June 7, 2013 by asa

Math
A car moving at 4.5 m/s accelerates at 2.5 m/s square. How fast will it be moving after 7.5 seconds ?
April 22, 2013 by Aayushman

math
a car moving at 4.5 m/s accelerates at 2.5 m/s2. How far will it be moving after 7 seconds.
April 22, 2013 by Aayushman

Physics
A small plane moving at 207km/hr flying 50.0m above the ground chases a convertible moving at 105km/hr down a straight highway. The plane has a package to drop in the carís back seat. Assuming the vehicles maintain their speed and altitude and there is no air resistance, how ...
September 18, 2014 by Mercedes

Physics
Question about doppler effect: How do you solve when it gives you percentage value? (Q 1) How do you calculate for doppler effect when the listener is moving instead of the source of sound? (Q 2) Questions 1. As a racing car zooms by you, its pitch decreases by 20%. If the ...
November 25, 2009 by Tommy

Algebra
While traveling in a car, the centrifugal force a passenger experiences as the car drives in a circle varies jointly as the mass of the passenger and the square of the speed of the car. If the a passenger experiences a force of 100.8 newtons when the car is moving at a speed ...
March 16, 2010 by Anonymous

physics
A car, moving along a straight stretch of highway, begins to accelerate at 0.0218 m/s 2 . It takes the car 86 s to cover 2 km. How fast was the car going when it first began to accelerate? Answer in units of m/
September 28, 2011 by bluh

Physics
9)A car, moving along a straight stretch of highway, begins to accelerate at 0.0153 m/s 2 . It takes the car 29.2 s to cover 1 km. How fast was the car going when it first began to accelerate? Answer in units of m/s
November 4, 2012 by Savannah

physics
moving car runs into stationary car, (against a wall)car does not move, however, the wall push back cancelling the force. Explain Newton's law that apply. Thanks, George
December 22, 2012 by george

physics
A car has a mass of 1500 kg. If the driver applies the brakes while on a gravel road, the maximum friction force that the tires can provide without skidding is about 7000 N. If the car is moving at 18 m/s, what is the shortest distance in which the car can stop safely?
September 22, 2014 by Josh

hmmmmm...........
How can moving contiental plates change the surface of earth http://www.google.com/search?q=moving+continental+plates&start=0&ie=utf-8&oe=utf-8&client=firefox-a&rls=org.mozilla:en-US:official Good websites linked here. =) what plate is iceland on how can moving continental ...
October 17, 2006 by Jenny

physics
A 2200-kg sport utility vehicle traveling at 96 km/h can be stopped in 0.21 s if it hits a concrete wall. Assume a 60 kg person was in the car that hit this wall. The velocity of the person equals that of the car both before and after the crash, and the velocity changes in 0....
December 6, 2010 by lets go

Physics
A car travels at a speed of 25 m/s on a flat stretch of road. The driver must maitain pressure on the accelerator to keep the car moving at a constant speed. Are there any forces doing work on the car? Explain. What is the net force?
February 3, 2011 by Kourt

Physics
A car travels at a speed of 25 m/s on a flat stretch of road. The driver must maitain pressure on the accelerator to keep the car moving at a constant speed. Are there any forces doing work on the car? Explain. What is the net force?
February 3, 2011 by Kourt

Physics Distance and Displacement Question?
A passenger in the rear seat of a car moving at a steady speed is at rest relative to the side of the road. a pedestrian on the corner ahead. the front seat of the car. the wheels of the car. Thanks ^_^
January 17, 2012 by Amber

Physics B
A car, moving along a straight stretch of highway, begins to accelerate at 0.0261 m/s2. It takes the car 48.6 s to cover 1 km. How fast was the car going when it first began to accelerate? Answer in units of m/s Couldn't find a formula for this :(
September 1, 2014 by Isaac

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 ...
January 11, 2011 by noreen

Physics
A car going 50mi/h overtakes and passes another car moving at 45 mi/h. what length of road is required for the operation? assume that each car is 15 ft long and that there is a 60-ft space between them before and after passing. taking into account the approach of a car from ...
March 20, 2011 by Peter Adrian Ngo

Physics
(a) If the length of the Achilles tendon increases 0.55 cm when the force exerted on it by the muscle increases from 2200 N to 6000 N, what is the "spring constant" of the tendon? N/m (b) How much work is done by the muscle in stretching the tendon 0.55 cm as the force ...
June 8, 2012 by Adam

physics
A car is traveling around a circular banked road without friction which is inclined at 72 degrees which has a vertical height of 25 meters. When the car is traveling at 16 m/s around the road, it is moving at the bottom on the incline (inner radius of the road when viewed from...
October 31, 2013 by jack

Physics
A car and a bus are moving down a hill, the bus is 3X heavier than the car and the speed of the car is 3X faster than the bus. Compare their momentum and K.E.
December 17, 2012 by Katie

physics
a car weighing 14700N is moving at 20m/s. If the frictional force on it is 2160N , How fast would it be moving when it has travelled 50m
May 13, 2013 by maham

College Physics
suppose the two cars are headed in the same direction. A 1200kg car travels at 65 mph and a 1000kg car travels at 75mph. The faster car rear-ends the slower car and their bumpers catch so that they continue moving after the collision at the same speed. Use the concepts above ...
March 22, 2012 by Anonymous

Physics
A railroad car with a mass of 12400 kg collides and couples with a second car of mass 18700 kg that is initially at rest. The first car is moving with a speed of 7.7 m/s prior to the collision. (a) What is the initial momentum of the first car? (b) If external forces can be ...
July 7, 2014 by Anonymous

Physics
Consider two toy cars. Car A starts from rest and speeds up with constant acceleration for a time delta t until it reached a speed of v and then continues to travel at this speed. At the moment car A reaches its maximum speed, car B, starting at rest from the same point that ...
September 27, 2014 by Wes

Physics . pls help me :)
Two train cars are on a straight, horizontal track. One car starts at rest and is put in motion with a constant acceleration of 2m/s^2. This car moves towards a second car that is 30 away. The second car is moving away from the first car and is traveling at a constant speed of...
June 27, 2014 by #631

NSCI 110
a car that was initially moving at 25 m/s is accerlerated at 4.0 m/s^2 for 5.0 s. the final speed of the car is?
October 7, 2012 by ebony

physics
An amusement park ride consists of a car moving in a vertical circle on the end of a rigid boom of negligible mass. The combined weight of the car and riders is 5.0 kN, and the circleís radius is 10 m. At the top of the circle, what are the (a) magnitude FB and (b) direction (...
February 26, 2010 by tucker

Help!
How are Boolean search strategies and other search filters useful? A.They organize results alphabetically. B.They narrow the search results. C.They increase the number of search results. D.They find creative sources. Please help me!
April 30, 2014 by Kalie

physics
A mosquito inside a car is not hit by the back wall when the car starts moving.Why?
July 29, 2011 by ...........................

physics
A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is NOT true?
April 18, 2014 by duke

physics
When your car is moving at 3.33 m/s and car has a mass of 860 kg, how much translational kinetic energy does it have?
February 21, 2011 by olga

physics
A car moving 17 m/s slows down at a uniform rate of 2.6 m/s2. How far does the car travel in 3.3 seconds?
October 5, 2011 by Anonymous

phisecs
car initially moving at 19 m/s brakes with an acceleration of 2.97 m/s2. How long will it take for the car to stop in seconds?
February 18, 2014 by sonaa

Physics
A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. The driver sees a small gap between a van and an 18-wheel truck and accelerates with constant acceleration along the ramp and onto the freeway. The car starts from rest, moves in a straight line, ...
July 5, 2011 by Holly

physics
a compact car has mass 725 kg and is moving at 100 km/h. a) find its momentum b) at what velocity is the momentum of a larger car, mass 2175 kg., equal to that of the smaller car?
January 31, 2011 by skhan

Physics
b) If the car is moving much faster than the heavier truck when they collide, what best describes the size (or magnitude) of the forces between the car and the truck? 1. Not enough information is given to pick one of these answers. 2. Neither exerts a force on the other; the ...
October 14, 2012 by Amelia

Physics Concept
2 cars are moving in same direction in parallel lanes along a highway. At some instant velocity of car A exceeds car A exceeds the velocity of car B. Does that mean that the acceleration of A is greater than car B? Explain. ~Well I would say yes but is it b/c of the equation ...
September 23, 2007 by ~christina~

Educational Technology and Online Learning
How are boolean search strategies and other search filters useful? a. They organize results alphabetically b. They narrow the search results c. They increase the number of search results ******* d. They find creative sources
April 9, 2014 by Lilly

writing
Bing (common search engine) iSEEK Education (academic search engine) MetaLib metasearch engine) ( What types of information did each search provide? Discuss what features you like and dislike about each of the search engines.
September 18, 2014 by jill

math
How long will it take a car 3m long moving at 100km/h to overtake a truck 10m long moving at 50km/h if the car is 10m behind the truck?
January 29, 2013 by Mary

physics
a car is moving with a uniform speed of 15.0 m/s along a straight path. what is the difference covered by the car in 12.0 minutes?
October 5, 2009 by jasmine

Physics
if a car is moving around a circular track at a constant speed of 55 mi/h, is there a net force acting on the car?
October 25, 2010 by Janice

physics
Your car is broken, so youíre pushing it. If your car has a mass of 868 kg, how much momentum does it have when itís moving forward at 4.74 m/s (17.1 km/h)?
March 3, 2011 by olga

physics
A 900-kg car is moving at 27.6 m/s. A braking force of -4320 N is applied for 4.60 s. What is the velocity of the car when the brakes are released?
January 9, 2012 by Addie

Physics
A car with a mass of 1797 kg is moving to the right at a constant velocity of 2.50 m/s. What is the net force acting on the car?
October 12, 2012 by Emma

physics
A car moving with a speed of 85 km/h is brought to rest in a didtance of 60 m. How much time did the car take to stop?
November 27, 2012 by Anonymous

physics
A sports car moving at constant velocity travels 130m in 4.7s, what is the magnitude of acceleration if car brakes at 4.4m?
September 4, 2013 by Anonymous

physics
a.)At rest, a car's horn sounds at a frequency of 410 Hz. The horn is sounded while the car is moving down the street. A bicyclist moving in the same direction with one-third the car's speed hears a frequency of 381 Hz. What is the speed of the car? b.)Is the cyclist ahead of ...
August 5, 2007 by sanchi

Physics
A car travels at 64 mi/h when the brakes are suddenly applied. Consider how the tires of a moving car come in contact with the road. When the car goes into a skid (with wheels locked up), the rubber of the tire is moving with respect to the road; otherwise, when the tires roll...
September 21, 2012 by Anne

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 ...
April 17, 2009 by Lena

Physics ~ CONSERVATION OF MOMENTUM~
1.) A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. If the cars lock together as a result of the collision, what is their common speed afterward? 2.) A 3.0 kg ball at 3 m/s and strikes a 1.5 kg ball moving at -2 m/s. After the ...
February 18, 2013 by Isis

physics
A compact car, mass 875 kg, moving south at 16 m/s, is struck by a full-sized car, mass 1660 kg, moving east at 12 m/s. The two cars stick together, and momentum is conserved in the collision. The wreck skids along the ground and comes to a stop. The coefficient of kinetic ...
February 4, 2013 by Tony

Physical Science
A force of 400.0 N is exerted on a 1,250 N car while moving it a distance of 3.0 m. How much work was done on the car?
January 29, 2009 by Misty T

Physical Science
A force of 400.0N is exerted on a 1,250N car while moving it a distance of 3.0m. How much work is done on the car.
December 7, 2009 by Donna

Physical Science
. A force of 400.0N is exerted on a 1,250N car while moving it a distance of 3.0m. How much work was done on the car?
April 27, 2010 by kirk

Physical Science
A force of 400.0 N is exerted on a 1,250 N car while moving it a distance of 3.0m. How much work was done on the car?
September 30, 2010 by Casey

Physics
A car is moving at 10 m/s when it begins to be accelerated at 2.5m/s2. how long does the car take to reach a speed of 25 m/s? How far does it go during this period?
September 9, 2011 by Kris

physics
a force of400.0 is exerted on a 1250 N car while moving it a distance of3.0 m. how much work was done on the car
January 30, 2012 by Anonymous

physics
A formula one car is moving at mach 0.16 when the temperature of the air is 20.0c. What is the speed of the car in kilometers per hour?
June 6, 2012 by Melissa

science
a car eneters a freeway with a speed of 6.7 m\s and accelerates uniformly for 3.0 I 3.8 min . how fas the car moving after this time?
September 22, 2013 by Monique

physics
9)Which has more momentum? A .1 kg toy truck moving at 1012 m/s or a real 2200 kg truck moving at .046 m/s? The real truck since it has more mass 10)A 120 kg football player tries to dive into the endzone at 7.5 m/s to score a touchdown. A 150 kg player dives out of the ...
April 1, 2008 by Jon

physics
A railroad car of mass 2500 kg moving at 5.00 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 2.20 m/s. (a) What is the speed of the three coupled cars after the collision?
December 30, 2010 by Sam

Physics D
A 1500-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 13.0 m/s. The cars are stuck together. How fast and in what direction do they move immediately after the collision? 1. what is the degree north of east? 2. how was do they move after the collision...
February 3, 2014 by Adam

physics
A railroad car with a mass of 2.35 ◊ 104 kg moving at 3.90 m/s collides and 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 1.25 m/s. a) What is the final speed of the three joined ...
March 31, 2013 by Jacqueline

Physics- impuse and force
A car is moving to the right with a speed of 20 m/s. A large SUV is moving to the left at a speed of 20 m/s. The SUV has a mass three times that of the small car. They have an totally inelastic head-on collision in an intersection. There are two passengers in each vehicle, one...
July 5, 2011 by Casey

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 ...
April 4, 2010 by raina

11th grade Physics
Consider a situation in which your car, when coasting down a straight downhill road, acquires a constant velocity. In this situation: a. gravity is the only force on the car b. friction is the only force acting on the car c. the net force acting on the car is zero d. there ...
November 5, 2010 by Krys

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 slowly moving train with 15.0- m-long flatcars is passing a station at 11.0 km/h. A person on the station platform tosses rocks onto the moving flatcars at the rate of one every second. If the first rock just hits the front edge of one car, how many rocks will fall onto that...
September 28, 2014 by George young

Physics
What is the impact speed when a car moving at 95km/h bumps into the rear of another car traveling in the same direction at 93km/h?
October 12, 2011 by Sarah

physics
the momentum of 900kg car initially moving north at 10m/s increases by 10,800. calculate the final velocity of the car.
December 4, 2011 by gem

Physics
What is the impact speed when a car moving at 114.0 km/h bumps into the rear of another car traveling in the same direction at 104.5 km/h?
January 26, 2012 by Paige

Mechanics - physics
A car of mass 400kg moving initial at 36km/h increases to 120km/h in 6sec, what is the force acting on the car?
January 4, 2013 by Precious

Physics ~ CONSERVATION OF MOMENTUM ~
1.) A 10,000 kg railroad car traveling at a speed of 24.0 m/s strikes an identical car at rest. If the cars lock together as a result of the collision, what is their common speed afterward? 2.) A 3.0 kg ball at 3 m/s and strikes a 1.5 kg ball moving at -2 m/s. After the ...
February 19, 2013 by Isis

physics
A car enters the freeway with a speed of 6.5 m/s and accelerates uniformly for 3.5 km in 3.9 min. How fast is the car moving after this time? Answer in units of m/s.
September 18, 2010 by Anonymous

physics
A car moving at 10m/s when it begins to be accelerated at 2.5m/s^2. (a)How long does the car take to reach a speed of 25m/s? (b) How far does it go during this period
January 27, 2011 by Ashley

physics
a car enters the freeway with a speed of 5.6 m/s and accelerates uniformly for 2.7 km in 3.0 minutes.How fast is the car moving after this time? answer in units of m/s
September 18, 2011 by jane

Physics
A car enters the freeway with a speed of 6.7 m/s and accelerates uniformly for 3.0 km in 3.8 min. How fast is the car moving after this time? Answer in units of m/s
September 25, 2012 by Lily

physics
A car enters the freeway with a speed of 6.9 m/s and accelerates uniformly for 3.3 km in 2.8 min. How fast is the car moving after this time? Answer in units of m/s
January 17, 2013 by Anonymous

Physics
A car enters the freeway with a speed of 5 . 6 m/s and accelerates uniformly for 3.6 km in 2.7 min. How fast is the car moving after this time? Answer in units of m / s
October 9, 2013 by Sydney

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