# A car is traveling at 55.0 mi/h on a horizontal highway

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**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 ...

**physic 210**

A car is traveling with a velocity of 17 m/s on a straight horizontal highway. The wheels of the car have a radius of 48 cm. If the car then speeds up with an acceleration of 2 m/s² for 5 s, determine the number of revolutions of the wheels during this period.

**Physics**

A car is traveling at 66.9 mi/h on a horizontal highway. The acceleration of gravity is 9.8 m/s2. If the coefficient of friction between road and tires on a rainy day is 0.13, what is the minimum distance in which the car will stop? (1 mi = 1.609) Answer in units of m

**physics**

A car is traveling at 60.6 mph on a horizontal highway. The acceleration of gravity is 9.8 m/s2. If the coefficient of friction between road and tires on a rainy day is 0.056, what is the minimum distance in which the car will stop? Answer in units of m. m = 60-kg.

**physics**

A car is traveling at 60.6 mph on a horizontal highway. The acceleration of gravity is 9.8 m/s2. If the coefficient of friction between road and tires on a rainy day is 0.056, what is the minimum distance in which the car will stop? Answer in units of m.

**physics**

A car is traveling at 51.0 mi/h on a horizontal highway If the coefficient of static friction between road and tires on a rainy day is 0.096, what is the minimum distance in which the car will stop What is the stopping distance when the surface is dry and µs = 0.603?

**physics**

A car is traveling at a constant speed of 27.1 m/s on a highway. At the instant this car passes an entrance ramp, a second car enters the highway from the ramp. The second car starts from rest and has a constant acceleration. What acceleration must it maintain, so that the two...

**phyics**

A car is traveling at a constant speed of 31.8 m/s on a highway. At the instant this car passes an entrance ramp, a second car enters the highway from the ramp. The second car starts from rest and has a constant acceleration. What acceleration must it maintain, so that the two...

**physics**

A car is traveling at a constant speed of 25.5 m/s on a highway. At the instant this car passes an entrance ramp, a second car enters the highway from the ramp. The second car starts from rest and has a constant acceleration. What acceleration must it maintain, so that the two...

**Math~ Algebra 1**

Two cars are traveling on the same highway. The first car is traveling at an average rate of 44mi/h. The second car leaves an hour late traveling at an average rate of 55mi/h. How long will the cars have traveled when the second car catches up with the first car?

**physics**

A car is traveling at 45.0 mi/h on a horizontal highway. (a) If the coefficient of static friction between road and tires on a rainy day is 0.100, what is the minimum distance in which the car will stop? ____ m (b) What is the stopping distance when the surface is dry and µs...

**physics**

Spymaster Paul, flying a constant 215 km/h horizontally in a low flying helicopter, wants to drop secret documents into his contact's open car which is traveling 155 km/h on a level highway 78.0 m below. At what angle ( to the horizontal) should the car be in his sights when ...

**honors physics**

A car is traveling on an interstate highway: a) Can the car have a negative velocity and a positive acceleration at the same time? Explain. b) Can the car's velocity change signs while it is traveling with constant acceleration? Explain.

**Physics Part A HELP!!**

4.) In coming to a stop, a car leaves skid marks 80m long on the highway. Assuming a DEceleration of 7.00 m/s^2 (m/s/s), estimate the speed of the car just before breaking. 6.) A car traveling @ 90km/h strikes a tree. The front end of the car compresses and the driver comes to...

**MATH**

A truck enters a highway driving 60mph. A car enter the highway at the same place 14 minutes later and drives 66mph in the dame direction. From the time the car enters the highway, how long will it take the car to pass th truck?

**Physics**

A car weighs 15000-N and is traveling along a highway at 27 m/s. If the driver immediately applies his brakes and the car comes to rest in 85 m, what net force acts on the car during its acceleration? How do you solve this to get an answer of -6564N? Thanks!

**Math**

A motorist traveling 55 mph is being pursued by a highway patrol car traveling 65 mph. If the patrol car is four miles behind the motorist, how long will it take the patrol car to overtake the motorist?

**physics**

The driver of a car traveling at 30 m/s needs to quickly reduce the car’s speed to 20m/s to round a curve in the highway. If the car’s deceleration has a magnitude of 6.0 m/s2, how far does it travel while reducing its speed?

**physics**

a car is traveling with a speed of 15 m/s on a stratight horzontal highway. the wheels of the car have a radius of 50cm.if the car then speeds up with an acceleration of 2 m/s for 5s, find the number of revolution of the wheels during this period.

**HCC**

A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.5 m/s , and the distance between them is 57.0 m . After t1 = 4.00 s , the motorcycle starts to accelerate...

**Physics**

Two cars drive on a straight highway. At time t = 0, car 1 passes mile marker 0 traveling due east with a speed of 22.0 m/s. At the same time, car 2 is 1.4 km east of mile marker 0 traveling at 30.0 m/s due west. Car 1 is speeding up with an acceleration of magnitude 3.0 m/s2 ...

**Physics**

A car is traveling at 44.4 km/hr on flat highway. If the coefficient of friction between road and tires on a rainy day is 0.114, what is the minimum distance in which the car will stop?

**Physics**

A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at...

**Physics**

A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at...

**math**

a car traveling 64 miles per hour passes a bus traveling 53 mph in the same direction on the highway, if they maintain their speeds, how long will it take them to be 17.5 miles apart

**physics**

How long does it take an automobile traveling in the left lane of a highway at 65.0 km/h to overtake (become even with) another car that is traveling in the right lane at 40.0 km/h when the cars' front bumpers are initially 80 m apart?

**Physics**

A car is at mile marker 132 on the highway heading North. Of the car is traveling with a velocity of 24 mi/hr, what mile marker will the car be at after 150 minutes

**College Physics**

How long does it take an automobile traveling in the left lane of a highway at 60.0 km/h to overtake (become even with) another car that is traveling in the right lane at 20.0 km/h when the cars' front bumpers are initially 75 m apart?

**College Physics**

How long does it take an automobile traveling in the left lane of a highway at 60.0 km/h to overtake (become even with) another car that is traveling in the right lane at 20.0 km/h when the cars' front bumpers are initially 75 m apart?

**Math**

How long does it take an automobile traveling in the left lane of a highway at 70.0 km/h to overtake (become even with) another car that is traveling in the right lane at 20.0 km/h when the cars' front bumpers are initially 110 m apart? s

**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.

**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 ?

**physics**

A car is traveling at 58.2 km/h on a ﬂat highway. The acceleration of gravity is 9.8 m/s2 . If the coeﬃcient of friction between the road and the tires on a rainy day is 0.155, what is the minimum distance in which the car will stop?

**physics**

highway curve in northern Minnesota has a radius of 230 m. The curve is banked so that a car traveling at 21 m/s and will not skid sideways, even if the curve is coated with a frictionless glaze of ice. At what angle to the horizontal is the curve banked?

**Physics**

Need Help with physics! Two cars drive on a straight highway. At time t = 0, car 1 passes mile marker 0 traveling due east with a speed of 17.0 m/s. At the same time, car 2 is 1.3 km east of mile marker 0 traveling at 30.0 m/s due west. Car 1 is speeding up with an ...

**science**

A car traveling along the highway needs a certain amount of force exerted on it to stop. More stopping force may be required when the car has:

**Physics**

The brakes are applied to a car traveling on a dry, level highway. A typical value for the magnitude of the car's acceleration is 5.35 m/s2. If the car's initial speed is 29.1 m/s, how long does it take to stop and how far does it travel, starting from the moment the brakes ...

**Math, Geometry**

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...

**physical science**

a car traveling along the highway needs a certain amount of force exerted on it to stop.more stopping force may be required when the car has: ;

**Math**

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...

**physics**

how long does it take an car travailing in the left lane of a highway at 60km/h to overtake another car in the right lane traveling at 40km/hr when the cars start 100meters apart

**algebra 2**

A car enters an interstate highway 15 mi north of a city.The car travels due north at an average speed of 62.5 mi/h.Write an equation to model the car’s distance d from the city after traveling for h hours. Graph the equation

**Physics**

Police find skid marks 180 meters long on a highway where a car made an emergency stop. Assuming that the deceleration was a = 10 m/s¶ (about the maximum for dry pavement), how fast was the car traveling before the brakes were applied?

**g.k.**

A. A car is traveling at a speed of 55 mi/hr along a banked highway having a radius of curvature of 500 ft. At what angle should the road be banked in order that a zero friction force is needed for the car to go around this curve?

**Physics**

A 1500 kg car traveling at 100 km/h west collides with a 1200 kg car traveling east at 85 km/h. The heavier car slows to 25 km/h after the collision. How fast is the lighter car traveling after the two cars collide?

**physics**

A car travels along a highway with a velocity of 24 m/s, west. The car exits the highway and 4.0 s later, its instantaneous velocity is 16 m/s, 45o north of west. What is the magnitude of the average acceleration of the car during the five-second interval?

**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?

**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?

**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?

**Physics**

A car travleing at 30.6 mi/h on a horizontal highway. The acceleration of gravity is 9.8 m/s^2. If the coefficient of friction between the road and tires on a rainy day is .083, what is the minimum distance the car will stop?

**physics**

The brakes are applied to a car traveling on a dry, level highway. A typical value for the magnitude of the car's acceleration is 4.75 m/s2. If the car's initial speed is 32.1 m/s, how long does it take to stop and how far does it travel, starting from the moment the brakes ...

**physics**

Two cars, one in front of the other, are traveling down the highway at 25 m/s. The car behind sounds its horn, which has a frequency of 500 Hz. What is the frequency heard by the driver of the lead car? (vsound = 340 m/s). I have the answer but I just don't know how to get it...

**physics**

A 1000 kg car is travelling on the highway at a constant speed of 110 km/h. The highway makes a turn that is banked at an angle of 10o and has a radius of 160 m. What is the coefficient of friction between the car tires and the pavement in the curve?

**Physics 12**

A sports car is travelling along a highway at a constant velocity of 36 m/s [N] exceeding the speed limit. It passes an unmarked police car parked on the shoulder of the highway. The police car accelerates from rest, 3.0 s after the sports car passed it, at the rate of 6.0 m/...

**Physics**

) A car is traveling on a straight, horizontal road at 20 m/s when the driver slams on the brakes. The force of friction between the car and the road is 900 N. The mass of the car is 1800 kg. (a) Make a free body diagram for the car on the set of axes provided. (b) How far ...

**physics**

A highway curve with a radius of 430 m is banked properly for a car traveling 115 km/h. If a 1550- kg Porshe 928S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid?

**PHYSICS**

A highway curve with a radius of 750 m is banked properly for a car traveling 150 km/h. If a 1560- kg Porshe 928S rounds the curve at 240 km/h, how much sideways force must the tires exert against the road if the car does not skid?

**physics**

A highway curve with a radius of 650 m is banked properly for a car traveling 100 km/h. If a 1600- kg Porshe 928S rounds the curve at 230 km/h, how much sideways force must the tires exert against the road if the car does not skid?

**Physics**

A highway curve with a radius of 800 m is banked properly for a car traveling 100 km/h. If a 1620- kg Porshe 928S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid?

**Physics**

A highway curve with a radius of 750 m is banked properly for a car traveling 100 km/h. If a 1600- kg Porshe 928S rounds the curve at 220 km/h, how much sideways force must the tires exert against the road if the car does not skid?

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 23 m/s. A car is traveling in the same direction as the train at 46 m/s. The car’s horn sounds at 550 Hz and the train’s whistle sounds at 360 Hz. When the car is behind the train what fre- ...

**Math**

Rochelle's car average 32.5 miles per gallon the highway.At that rate,how many gallons of gas will her car use for driving on the highway for 260 miles?

**Math - Linear Equations**

A car gets 21 mi/gal in city driving and 28 mi/gal highway driving. If 18 gal of gas are used in traveling 448 mi, how many miles were driven in the city, how many driven on the highway (assuming that only the given rates of usage were actually used)?

**Physics**

You are driving south on a highway at 24.0 m/s (approximately 54 mi/h) in a snowstorm. When you last stopped, you noticed that the snow was coming down vertically, but it is passing the windows of the moving car at an angle of 26.6° to the horizontal. Calculate the speed of ...

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 22 m/s. Initially a car is 69 m behind the train, traveling in the same direction as the train at 35 m/s and accelerating at 3 m/s 2 . What is the speed of the car just as it passes the train

**Physics**

A train is moving parallel and adjacent to a highway with a constant speed of 28 m/s. Initially a car is 29 m behind the train, traveling in the same direction as the train at 42 m/s and accelerating at 3 m/s^2. What is the speed of the car just as it passes the train?

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 24 m/s. Initially a car is 48 m behind the train, traveling in the same direction as the train at 35 m/s and accelerating at 3 m/s 2 . What is the speed of the car just as it passes the train?

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 24 m/s. Initially a car is 48 m behind the train, traveling in the same direction as the train at 35 m/s and accelerating at 3 m/s ^2 . What is the speed of the car just as it passes the train?

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 30 m/s. Ini- tially a car is 44 m behind the train, traveling in the same direction as the train at 42 m/s and accelerating at 3 m/s2. What is the speed of the car just as it passes the train?

**physics**

A car is traveling at 60 mi/h down a highway. a)What magnitude of acceleration does it need to have to come to a complete stop in a distance of 200 ft? b)What acceleration does it need to stop in 200 ft if it is traveling at 110 mi/h ?

**Physics**

A train is moving parallel and adjacent to a highway with a constant speed of 27 m/s. Initially a car is 41 m behind the train, traveling in the same direction as the train at 39 m/s and accelerating at 4 m/s 2 . What is the speed of the car just as it passes the train? Answer...

**physics**

A train is moving parallel and adjacent to a highway with a constant speed of 23 m/s. A car is traveling in the same direction as the train at 46 m/s. The car’s horn sounds at 550 Hz and the train’s whistle sounds at 360 Hz. When the car is behind the train what fre- ...

**physics**

A train is moving parallel to a highway with a constant speed of 16.0 m/s. A car is traveling in the same direction as the train with a speed of 36.0 m/s. The car horn sounds at a frequency of 504 Hz, and the train whistle sounds at a frequency of 314 Hz. (a) When the car is ...

**Physics**

A car is traveling at 42.0 km/h on a flat highway. (a) If the coefficient of friction between road and tires on a rainy day is 0.100, what is the minimum distance in which the car will stop? m (b) What is the stopping distance when the surface is dry and the coefficient of ...

**Physics**

A train is moving parallel and adjacent to a highway with a constant speed of 27 m/s. Ini- tially a car is 60 m behind the train, traveling in the same direction as the train at 41 m/s and accelerating at 5 m/s2. What is the speed of the car just as it passes the train? Answer...

**Physics**

A train is moving parallel and adjacent to a highway with a constant speed of 27 m/s. Ini- tially a car is 29 m behind the train, traveling in the same direction as the train at 38 m/s and accelerating at 2 m/s2. What is the speed of the car just as it passes the train? Answer...

**Physics**

A train is moving parallel and adjacent to a highway with a constant speed of 22 m/s. Ini- tially a car is 35 m behind the train, traveling in the same direction as the train at 36 m/s and accelerating at 4 m/s2. What is the speed of the car just as it passes the train? Answer...

**Math**

According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A driver spent $20.00 (the gasoline costs $1.25/gallon) on a combined city and highway trip of 450 miles. How many miles "C" in city and "H" on highway was...

**physics**

Car traveling on circular track. Point A is at positive x,y. Point B is at positive x, negative y. A car is traveling around a horizontal circular track with radius r = 220 m as shown. It takes the car t = 51 s to go around the track once. The angle èA = 31° above the x axis...

**physics**

a car travels along a highway with a velocity of 24m/s, west. then exits the highway and 4s later, its instantaneous velocity is 16m/s, 45degrees north of west. Calculate the magnitude of the average accelaration of the car during the 5s interval?

**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?

**Physics**

1580 kg car is traveling with speed of 15 m/s. What is magnitude of horizontal net force that's required to bring the car to a stop in 50 m?

**physics**

car P travels due East along a straight highway at a constant speed of 30m/s. at 9:00am , P passes Exit 17. At precisely the same moment, car Q passes Exit 16, traveling due West as constant 26m/s. Slightly later, car P and car Q pass the same point. knowing the ecits are ...

**calculus**

a road that runs perpendicular to a highway leads to a farmhouse located one mile off the highway an automobile travels down the highway past the road leading to the farmhouse at a speed of 60 mph how fast is the distance between the farmhouse an automobile increasing when the...

**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?

**Math**

According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A driver spent $20.00 (the gasoline costs $1.25/gallon) on a combined city and highway trip of 450 miles. How many miles "C" in city and "H" on highway was...

**Math**

According to a rating agency, a car's MPG (miles per gallon) ratings are: 25 MPG for city and 30 MPG for highway driving. A driver spent $20.00 (the gasoline costs $1.25/gallon) on a combined city and highway trip of 450 miles. How many miles "C" in city and "H" on highway was...

**Math**

Officer Weihe is in a patrol car sitting 25ft from the highway and observes Jacob in his car approaching. At a particular instant, t seconds, Jacob is x feet down the highway. The line of sight to Jacob makes an angle of theta radians to a perpendicular to the highway. Find (...

**physics**

A 1790-kg car is traveling with a speed of 15.6 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 78.4 m?

**physics**

A 1790-kg car is traveling with a speed of 15.6 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 78.4 m?

**physics**

6. A 1580 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 50.0 m?

**physics**

A 1340 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 51.5 m?

**physics**

A 1370 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 49.5 m?

**Physics**

A 1560 kg car is traveling with a speed of 14.5 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 53.3 m?

**Physics 1**

A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 47.0 m?

**Physics**

A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 47.0 m?

**physics**

A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 47.0 m?

**physics**

A 1720-kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 47.0 m?

**physics**

A 1523.7 kg car traveling with a speed of 20.8 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 53.5 m?

**Physics**

A 1340-kg car traveling east at 13.6 m/s (20 mi/h) has a head-on collision with a 1930-kg car traveling west at 20.5 m/s (30 mi/h). If the collision time is 0.10 s, what is the force needed to restrain a 68-kg person in the smaller car? In the larger car?