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July 24, 2014

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Physics
A 1900 car starts from rest and drives around a flat 50--diameter circular track. The forward force provided by the car's drive wheels is a constant 1300 . A) What is the magnitude of the car's acceleration at ? B) What is the direction of the car's acceleration at ? Give the ...
March 15, 2011 by Dan

Physics
A race car driver drives her 1500 kg car around a circular turn, which is banked at an angle of 20 degrees to the horizontal. If the car is traveling around the frictionless curve of radius 100m, a) What is providing the center-seeking force on the car? (ie. centripetal force...
December 1, 2009 by Anonymous

Physics
A car travels around a circular track (4 km diameter). Its tires have frictional coefficients: mS = 0.3 & mK = 0.2. If the track is flat, how fast can the car travel around the track and still maintain control?
February 21, 2011 by Paige

Physics
A 1900kg car starts from rest and drives around a flat 56-m-diameter circular track. The forward force provided by the car's drive wheels is a constant 1000N. a. What is the magnitude of the car's acceleration at t=13s? b. What is the direction of the car's acceleration at t=...
March 9, 2010 by Kay

math
a car drives around a circular track 3 times if the track has a radius of 0.5 miles , how far did the car travel in total?
February 17, 2011 by linda

Engineering
You are given a hydraulic jack which you'd like to keep in your car in case you have a flat. Your vehicle weighs 4500lbs, and you know the jack will have to lift 1500 lbs when you put it under the axle. The hand end cylinder of the jack is 1/2inch in diameter and the "work" ...
September 25, 2006 by Matt

physical science
A person drives a car around a circular cloverleaf with a radius of 58 m at a uniform speed of 10 m/s. ) Compare this answer with the acceleration due to gravity as a percentage
July 12, 2012 by cre

physics
A 905 kg test car travels around a circular track with a circumference of 3.25 km. If the magnitude of the force that maintains the car's circular motion is 2140 N, what is the car's tangential speed?
November 18, 2010 by Devon

Physics
Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 77.0 m and the coefficient of friction is 0.36?
February 2, 2010 by Sasha

Physics
Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 85.0 m and the coefficient of friction is 0.38?
October 6, 2010 by Preston

Physics
Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 80.0 m and the coefficient of friction is 0.38?
February 3, 2011 by Kristen

physics
Friction provides the force needed for a car to travel around a flat, circular race track. What is the maximum speed at which a car can safely travel if the radius of the track is 82.0 m and the coefficient of friction is 0.39?
January 16, 2012 by bob

Physics
A car weighing 9800 N moves around a circular track of 70 m in 60 s. a. What is the speed or the car? b. What is the centripetal acceleration? c. What is the centripetal force? d. What is the coefficient of friction between the tires and the road? The distance around a circle ...
November 19, 2006 by QT

Physics
A car traveling on a flat (unbanked) circular track accelerates uniformly from rest with a tangential acceleration of 1.70 m/s2.The car makes it one quarter of the way around the circle before it skids off the track. Determine the coefficient of static friction between the car...
February 22, 2010 by engmath

Physical Science
A race car goes around a level, circular track with a diameter of 1km at a constant speed of 90 km/h. What is the centripital acceleration?
September 5, 2011 by Jill

Physics
A car travels at a constant speed around a circular track whose radius is 2.5 km. The car goes once around the track in 430 s. What is the magnitude of the centripetal acceleration of the car? m/s2
April 2, 2008 by Will G

Physics
A car travels at a constant speed around a circular track whose radius is 2.5 km. The car goes once around the track in 430 s. What is the magnitude of the centripetal acceleration of the car?
April 2, 2008 by Tasha

PHYSICS
A car travels at a constant speed around a circular track whose radius is 3.1 km. The car goes once around the track in 280 s. What is the magnitude of the centripetal acceleration of the car?
September 30, 2010 by Joshua

Physics
A car travels at a constant speed around a circular track whose radius is 2.9 km. The car goes once around the track in 380 s. What is the magnitude of the centripetal acceleration of the car?
October 23, 2010 by Angela

physics
A car travels at a constant speed around a circular track whose radius is 2.60 km. The car goes once around the track in 344 s. What is the magnitude of the centripetal acceleration of the car?
February 13, 2012 by Joe

physics
A car travels at a constant speed around a circular track whose radius is 2.1 km. The car goes once around the track in 320 s. What is the magnitude of the centripetal acceleration of the car? 1 m/s2
November 6, 2012 by Anonymous

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 A = 31 above the x axis, ...
October 7, 2013 by Anonymous

physics
A race car starts from rest on a circular track. The car increases its speed at a constant rate at as it goes 2.75 times around the track. Find the angle that the total acceleration of the car makes with the radius connecting the center of the track and the car at the moment ...
February 18, 2011 by eric

physics
A car drives around a curve with radius 410 m at a speed of 39 m/s. The road is banked at 4.6. The mass of the car is 1600 kg. (a) What is the frictional force on the car? (b) At what speed could you drive around this curve so that the force of friction is zero?
March 25, 2010 by Anonymous

math
George has enough fencing to enclose 2400 square feet around a circular pool. If he builds a circular fence and he wants 12 foot walkway around the pool, what is the largest pool diameter possible?
November 30, 2010 by carmie

Trigonometry
A race car is driven around a circular track at a constant speed of 180mph. If the diameter is 1/2 mile, what is the angular speed of the car? Express your answer in revolutions per hour. The formula for angular speed is w=theta (in radians)/time
April 12, 2010 by Anonymous

Trigonometry
A race car is driven around a circular track at a constant speed of 180mph. If the diameter is 1/2 mile, what is the angular speed of the car? Express your answer in revolutions per hour. The formula for angular speed is w=theta (in radians)/time
April 12, 2010 by Anonymous

physics
A car drives around a curve with radius 390 m at a speed of 32 m/s. The road is not banked. The mass of the car is 1200 kg. (a) What is the frictional force on the car? N c) Explain I really don't know how to solve this could someone please help me out on this. Thank you.
May 25, 2012 by Julia

PHYSICS
super easy (I think) but I must be missing some concept... A race car starts from rest on a circular track. The car increases its speed at a constant rate at as it goes 5.00 times around the track. Find the angle that the total acceleration of the car makes with the radius ...
January 6, 2010 by Laila

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

math
A circular racetrack has a diameter of 200 meters. What is the approximate distance a car travels in meters for three full revolutions around the track? use 3.14 for pie.
November 21, 2010 by Abby

physics
The maximum speed that a car can travel around a flat curved road is 18m/s. What would be the maximum speed for that car around a curve with half the radius?
November 17, 2009 by Ruby

Physics
A car is rounding an unbanked circular turn with a speed of v = 35 m/s. The radius of the turn is r = 1500 m. What is the magnitude ac of the cars centripetal acceleration?
October 23, 2013 by Alhaya

physics
A 625-kg racing car completes one lap in 14.3 s around a circular track with a radius of 55.0 m. The car moves at constant speed. (a) What is the acceleration of the car?
October 26, 2010 by rachel

phyisics
A 615 kg racing car completes one lap in 14.3 s around a circular track with a radius of 40.0 m. The car moves at constant speed. (a) What is the acceleration of the car?
February 14, 2012 by matt

physics
A race car travels 90 m/s around a circular track of radius 93.5 m. 2.9 mg = 0.12 19◦ What is the magnitude of the resultant force on the 2900 kg driver and his car if the car does not slip?
December 2, 2012 by ccbatman

Physics
A 1500 kg car is turning around an arc of radius 20 m at a constant speed of 30 mph without slipping. What is the friction force the ground exerts on the car?
March 21, 2011 by James

Physics
(a)A car travels exactly once around a circle of radius 5.0 m at constant speed of 3.0 m/s. What is the cars average velocity (magnitude and direction) during this interval? Explain/justify. (b)Repeat the calculation of average velocity if the car travels halfway around the ...
September 19, 2009 by Sonya

11th grade
A 625-kg racing car completes one lap in 14.3 s around a circular track with a radius of 50.0 m. The car moves at constant speed. (a) What is the acceleration of the car?
November 29, 2010 by john

Physics
A car starts from rest and travels along a circular track with a radius of 55.0 meters. The car starts out at a position due East of the center of the track, heading due North initially around the track, which is counterclockwise. The car increases its speed by 105 m/s every ...
October 18, 2010 by Diana

physics
A car starts from rest and travels along a circular track with a radius of 55.0 meters. The car starts out at a position due East of the center of the track, heading due North initially around the track, which is counterclockwise. The car increases its speed by 105 m/s every ...
October 18, 2010 by Diana

physics
A police officer in hot pursuit drives her car through a circular turn of radius 305 m with a constant speed of 83.5 km/h. Her mass is 55.0 kg. what are the magnitude and the angle of the net force of the officer on the car seat?
February 13, 2010 by rabih

Physics
For a scene in a movie, a stunt driver drives a 1.50x10^3 kg SUV with a length of 4.35 m around a circular curve with a radius of curvature of 0.333 km. The vehicle is to be driven off the edge of a gully 10.0 m wide, and land on the other side 2.96 m below the initial side. ...
May 8, 2011 by Catherine

Physics
For a scene in a movie, a stunt driver drives a 1.50103kg SUV with a length of 4.30m around a circular curve with a radius of curvature of 0.333 km (Figure 1) . The vehicle is to be driven off the edge of a gully 10.0 m wide, and land on the other side 2.96 m below the ...
October 15, 2013 by Joe

Physics
A 1220 kg car rounds a circular turn of radius 19.2 m. If the road is flat and the coefficient of static friction between the tires and the road is 0.66, how fast can the car go without skidding?
March 4, 2011 by Jen

Physics
A car has a mass of 2500 kg rounds a circular turn with a radius of 50 m. If the road is flat and the coefficient of friction is 0.7 between the tires and the road, how fast can the car go without skidding?
November 30, 2011 by Anonymous

Physics
A 2050 kg car rounds a circular turn of radius 18.5 m. If the road is flat and the coefficient of friction between tires and road is 0.680, how fast can the car go without skidding?
September 30, 2012 by Arthur

Physics
Which of the following is not a good example of uniform circular motion? a) a person riding on a ferris wheel that is turning at a constant rate b) a person taking off on an airplane to fly around the world on a path defined by the equator c) a race car driving at a constant ...
October 16, 2012 by Lewis

physics
A flat circular mirror of radius 0.150 m is lying on the floor. Centered directly above the mirror , at a height of 0.750 m, is a small light source. Calculate the diameter of the bright circular spot formed on the 2.90 m high ceiling by the light reflected from the mirror.
June 10, 2014 by Meghan

physics
Let a force of 1500 Newtons act through a distance of 200 meters on a 1500 kg car which starts from rest. a. What is the work done? b. What is the final velocity? c. What is the car's momentum? d. What is the car's change in momentum? e. What is the car's Kinetic Energy? f. ...
November 14, 2011 by Ryan

physics
A jogger jogs around a circular track with a diameter of 130 meters in 27 minutes. What is the distance around the track?
October 23, 2011 by Judy

physics
a 2000 kg car rounds a circular turn of radius 20.0 meters. if the road is flat and the coefficient of static friction between the tires and the road is .70, how fast can the car go without skidding
January 24, 2010 by mallory!!!!!!!!!!!!

Physics
For a scene in a movie, a stunt driver drives a 1.40x10^3 kg pickup truck with a length of 4.53 m around a circular curve with a radius of curvature of 0.333 km. The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m below the ...
December 14, 2010 by Anonymous

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
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
For a scene in a movie, a stunt driver drives a 1.90 103 kg pickup truck with a length of 4.09 m around a circular curve with a radius of curvature of 0.333 km (Fig. 7.29). The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m ...
December 6, 2010 by Sandi

Physics I'm so Lost!!
For a scene in a movie, a stunt driver drives a 1.90 103 kg pickup truck with a length of 4.09 m around a circular curve with a radius of curvature of 0.333 km. The truck is to curve off the road, jump across a gully 10.0 m wide, and land on the other side 2.96 m below the ...
December 12, 2010 by Renee

Physics
A stuntman drives a car over the top of a hill, the cross section of which can be approximated by a circular arc of radius 250 m. What is the greatest speed at which he can drive without the car leaving the road at the top of the hill?
March 30, 2011 by Petros

Physics
1) A circular disk 0.20m in diameter starts from rest and accelerates with constant angular acceleration to an angular acceleration to an angular velocity of 210 rad/s in 10.00s. Find the angular acceleration and the angle which the disk has turned in degrees. 2) A car with ...
April 9, 2013 by Anonymous

Physics
A car drives around a curve with radius 150 m at a speed of 30 m/s. What is the average acceleration at? a) 180 degrees. b) 60 degrees around the curve ? Given answers are:3.8 m/s2 and 5.7 m/s2 Help please :))
May 17, 2014 by Physics: Motion ?

physics
A flat (unbanked) curve on a highway has a radius of 230.0 . A car rounds the curve at a speed of 28.0 .What is the minimum coefficient of friction that will prevent sliding?
March 20, 2011 by Anonymous

Physics
An Indy car with a speed of 120 km/h goes around a level, circular track with a radius of 1 km. What is the centripetal acceleration of the car (in m/s/s)?
May 10, 2012 by Bob

Physics
A car can be driven around a 120 m radius curve at constant speed without sliding if the maximum centripetal acceleration is 0.130g. (a) What is the maximum speed that the car can travel around the curve without sliding? (b) If the car was on a circular race track with this ...
September 21, 2012 by josephz

Physic
A race car makes two and a half laps around a circular track in 4.5 min. What is the car's average angular speed?
May 8, 2011 by Anonymous

physics
What is the maximum speed with which a 1500-{\rm kg} car can round a turn of radius 67 m on a flat road if the coefficient of static friction between tires and road is 0.65?
September 30, 2010 by sam

Physics
A race car travels 110 m/s around a circular track of radius 197 m. The track is banked at 22 degrees from the horizontal with a friction constant of 0.14. What is the magnitude of the resultant force on the 2800 kg driver and his car of the car does not slip?
December 4, 2012 by Tim

Physics
A 1500kg car travels at a constant speed of 22 m/s around a circular track that has a radius of 85 m. What is the average velocity of the car during one revolution?
October 30, 2008 by Sandhya

physics
A small toy car is moving around a circular path once in every 8 sec. The radius of track is 3m. find speed of car.
June 12, 2010 by Anonymous

Agebra 1
A rental car charges $25.00 per day plus $.30 for every mile the car is driven. Dale rents a car while his own car is being repaired, and he only drives it to and from work each day. Dale drives 7 miles each way to and from work. Write an expression to represents Dale's cost ...
November 26, 2012 by israel oyedapo

math
A computer store sold a total of 300 items last month. The store sold six times as many hard drives as they did CD-ROM drives, and half as many floppy drives as hard drives. Based on this information, how many of each item were sold? A. 30 hard drives, 90 floppy drives, and ...
May 15, 2009 by Emma

physics
Derek the drunk driver drives his car off the road, onto a gravel strip next to the road. Derek does not have anti-lock brakes, so his wheels lock when he enters the gravel area, and the car slides to a halt. Derek's car is traveling at a speed of 20m/s when it enters the ...
December 15, 2010 by aok

Physics
A flat circular mirror of radius 0.120 m is lying on the floor. Centered above the mirror, at a height of 0.830 m, is a light source. Calculate the diameter of the bright circular spot formed on the 2.90 m high ceiling by the light reflected from the mirror I tried drawing a ...
September 1, 2010 by rudi

Physics
A flat circular mirror of radius 0.120 m is lying on the floor. Centered above the mirror, at a height of 0.830 m, is a light source. Calculate the diameter of the bright circular spot formed on the 2.90 m high ceiling by the light reflected from the mirror I tried drawing a ...
September 1, 2010 by rudi

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

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

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

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

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

Physics
A police officer in hot pursuit drives her car through a circular turn of radius 320 m with a constant speed of 74.5 km/h. Her mass is 55.0 kg. (a) What is the magnitude of the net force of the officer on the car seat? ______N (b) What is the angle (relative to vertical) of ...
October 28, 2009 by jane

Math
A circular path around a lake has a diameter of 2,000 feet (ft). Pranotti jogs around the path 5 times for her morning run. How far does she run? Use 3.14 for nand round your answer to the nearest foot
February 25, 2009 by Sadie

math
Airport Surveillance Radar (ASR) tracks planes in circular region around an airport. What is the circumference covered by the radar if the diameter of the circular region is 120 nautical miles? Round your answer to the nearest unit. (C=Pi x d) Pi= 3.14
September 1, 2012 by Anonymous

physics
which of the following is there no net work? A car accelerates down a hill. A car travels at constant speed on a flat road. A car decelerates on a flat road. A car decelerates as it travels up a hill. I say its the first one
August 6, 2011 by Kate

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

Engineering
Can anyone tell me the formula and what the symbols mean for the following problems? 1. You have a 1/2 inch internal diameter hose at your home and water moves through it at 2.5 feet/sec when the faucet is fully turned on. If you leave the water running while you wash your car...
September 24, 2006 by Matt

grammar
Is the verb drives transitive or intransitive in the following sentence? Micheal drives his own car.
April 26, 2013 by kara

Physics
A car goes around an unbanked circular track with a radius of 500m. The coefficient of friction between the tires and the track is .4. What is the max speed such that a car does not skid?
February 5, 2012 by Krystal

physics
The combined mass of a race car and its driver is 600. kilograms. Traveling at a constant speed, the car completes one lap around a circular track of radius 160 meters in 36 seconds. A) Based on the given information, calculate the speed of the car. B) Calculate the magnitude ...
January 10, 2010 by Nicole

PHYSIC
If a blue car drives 10km/h across the deck of an ocean liner that is traveling at 90km/h, what is the blue car's speed relative to the surface of the water when it drives toward the front of the ocean liner?
October 6, 2010 by ANA

Physics
A car weighing 9800 N moves around a circular track of 70 m in 60 s. (a)
November 18, 2006 by Vv

physics
a race car travels 22 m/s around a circular track of radius 142 m/ what is magnitude of the resultant force on the 1400 kg driver answer his car? answer in units of kN. the angle from the wheel to the horizontal is 32 degree..and u= .11
November 21, 2010 by vanessa

Physics
A car is traveling around a horizontal circular track with radius r = 240 m at a constant speed v = 25 m/s as shown. The angle A = 34 above the x axis, and the angle B = 65 below the x axis. I found the car's acceleration to be 2.6 m/s^2 (a=v^2/r). Now I need to know the x...
September 11, 2010 by Joy

dynamics
12. A car travels around a horizontal circular track of radius 45m.If the car increases its speed at a constant rate of 1.2m/s2 starting from rest, determine the time needed for it to reach an acceleration of 1.4m/s2. What is its speed at this instant?
August 3, 2012 by shivankar

math
a car travels around a horizontal circular track of radius 45m. if the car increases its speed at a constant rate of 1.2m/s starting from rest, determine the time needed for it to reach an acceleration of 1.4m/s. What is its speed at this instant?
August 4, 2012 by raj

Dynamics
A car travels around a horizontal circular track of radius 45m.If the car increases its speed at a constant rate of 1.2m/s2 starting from rest, determine the time needed for it to reach an acceleration of 1.4m/s2. What is its speed at this instant?
August 6, 2012 by ROHIT

Physics
A car of mass = 1200 traveling at 60.0 enters a banked turn covered with ice. The road is banked at an angle , and there is no friction between the road and the car's tires.What is the radius of the turn if = 20.0 (assuming the car continues in uniform circular motion around ...
April 6, 2011 by Brooke

physics
For a scene in a movie, a stunt driver drives a 1.5010^3kg SUV with a length of 4.00m around a circular curve with a radius of curvature of 0.333 km. The vehicle is to be driven off the edge of a gully 10.0 m wide, and land on the other side 2.96 m below the initial side. ...
October 11, 2013 by Jen

Circular motion
The drawing shows a version of the loop-the-loop trick for a small car. If the car is given an initial speed of 5.0 m/s, what is the largest value that the radius r can have if the car is to remain in contact with the circular track at all times?
October 10, 2011 by Acceleration

Geometery
A circular region rotated 360 degrees around its diameter (serving as an axis) generates a a) cube b) rectangle c) cone d) sphere
August 23, 2011 by Matt

Physics
A car is traveling around a horizontal circular track with radius r = 190.0 m at a constant speed v = 22.0 m/s as shown. The angle A = 15.0 above the x axis, and the angle B = 63.0 below the x axis. 1) What is the magnitude of the cars acceleration? 2) What is the x ...
January 19, 2013 by Anonymous

Physics-circular force
What is the maximum speed with which a 1140 kg car can round a turn of radius 65 m on a flat road if the coefficient of friction between tires and road is 0.80?
October 27, 2009 by Anonymous

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