1. Physics

    1. A car decelerates at -3.8 without skidding when coming to rest on a level road. What would be its deceleration if the road is inclined at 9.3° and the car moves uphill? (Asume the same static friction coefficient and the car is on the verge of

    asked by Laurie on March 25, 2014
  2. phusics

    A car can slow down at 5.10 m/s2 without skidding when coming to rest on a level road. What would its acceleration be if the road were inclined at 12o uphill?

    asked by william on October 4, 2011
  3. university of png

    A car decelerates at -3.8m/second square without skidding when coming to a rest on a level road.what would its deceleration be if the road is inclined at 9.3degrees and the car moves uphill?(assume the same static friction coefficient and the car is on the

    asked by philando on March 24, 2014
  4. Physics

    A car can slow down at 5.10 m/s2 without skidding when coming to rest on a level road. What would its acceleration be if the road were inclined at 12o uphill? [Ask yourself – What is the same about the situation on the level road and on the incline?]

    asked by william on October 4, 2011
  5. Physics

    A 1370-kg car is skidding to a stop along a horizontal surface. The car decelerates from 27.6 m/s to a rest position in 3.15 seconds. What is the frictional force that the skidding car experiences?

    asked by De'Andra on May 15, 2016
  6. Physics

    A car can decelerate at -2.47-m/s2 without skidding when coming to rest on a level road. What would its deceleration (in m/s2) be if the road is inclined at 8.7o and the car moves uphill? (Assume the same static friction coefficient.

    asked by Austin on September 17, 2017
  7. Physics

    A car can decelerate at -2.47-m/s2 without skidding when coming to rest on a level road. What would its deceleration (in m/s2) be if the road is inclined at 8.7o and the car moves uphill? (Assume the same static friction coefficient.

    asked by HELP on September 17, 2017
  8. Physics

    A car can decelerate at -3.36-m/s2 without skidding when coming to rest on a level road. What would its deceleration (in m/s2) be if the road is inclined at 8.6o and the car moves uphill? (Assume the same static friction coefficient.

    asked by james on September 15, 2017
  9. Physics #2

    A car can decelerate at -3.40 m/s2 without skidding when coming to rest on a level road. What would be the magnitude of its deceleration if the road were inclined at 14° uphill? Assume the same static friction coefficient.

    asked by Jason on October 11, 2010
  10. Physics I

    A car can decelerate at -4.40 m/s2 without skidding when coming to rest on a level road. What would be the magnitude of its deceleration if the road were inclined at 12° uphill? Assume the same static friction coefficient.

    asked by Jason on May 25, 2011
  11. Algebra

    The force needed to keep a car from skidding on a curve varies inversely as the radius of the curve and jointly as the weight of the car and the square of the car's speed.Suppose that 400 pounds of force keeps a 1600-pound car from skidding on a curve of

    asked by Lisa on March 11, 2016
  12. Physics

    A car can decelerate at -4.80 m/s^2 without skidding when coming to rest on a level road. What would its deceleration be if the road were inclined at 13 degrees uphill? Assume the same static friction force. Supposively the answer is -7.00 m/s^2 but I keep

    asked by Jake on December 21, 2009
  13. algebra

    The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of its speed and inversely as the radius of the curve. If 182lb of force keep a 1800lb car from skidding on a curve of radius 600ft at 30 mph,

    asked by mm on January 17, 2016
  14. algebra

    The force needed to keep a car from skidding on a curve varies jointly as the weight of the car and the square of its speed and inversely as the radius of the curve. If 182lb of force keep a 1800lb car from skidding on a curve of radius 600ft at 30 mph,

    asked by NM on January 17, 2016
  15. Physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.5 m/s2 for 3.6 seconds. It then continues at a constant speed for 10.1 seconds, before applying the

    asked by Hayls on January 24, 2011
  16. Physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 5 m/s2 for 4.2 seconds. It then continues at a constant speed for 11.1 seconds, before applying the

    asked by Isaiah on January 21, 2015
  17. physics

    please somebdy help me solveing this. Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 4.3 m/s2 for 3.3 seconds. It then continues at a constant speed

    asked by atif on September 20, 2014
  18. physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 4.6 m/s2 for 4.4 seconds. It then continues at a constant speed for 8.5 seconds, before applying the

    asked by a on September 13, 2011
  19. physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 5.5 m/s2 for 4.9 seconds. It then continues at a constant speed for 6.7 seconds, before applying the

    asked by kayle on January 27, 2014
  20. physics

    A car initially traveling at 26 m/s hits the brakes, generating a constant acceleration of -2 m/s2. Under this acceleration, the car comes to a rest. If the tires have radii of 0.33 m, how many revolutions does each tire make as the car slows down and

    asked by Jessica on July 12, 2012
  21. physics with 6 questions

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.3 m/s2 for 3.9 seconds. It then continues at a constant speed for 13.7 seconds, before applying the

    asked by David on August 27, 2012
  22. 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

    asked by Anonymous on October 23, 2011
  23. Physics

    A car is speeding along the motorway at 40 m s when the driver observes an accident ahead. He slams on the brakes, the wheels lock immediately, and the car skids to a halt. You may assume that the car travels in a straight line whilst it is skidding and

    asked by Anon on May 20, 2018
  24. physics

    Q: Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 5.7 m/s2 for 3.2 seconds. It then continues at a constant speed for 8.8 seconds, before applying the

    asked by Alex on February 8, 2018
  25. physics

    you are driving your new car 14.0m/s east when you slam on your brakes to avoiavoid having your first collision. The force of friction on your car tires is 1.5kN and the combined mass of your car is 1200kg. Detemine the (a). direction of the frictional

    asked by paru on October 8, 2012
  26. Physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 3.6 m/s2 for 4.5 seconds. It then continues at a constant speed for 7.3 seconds, before applying the

    asked by Shreyas on January 6, 2014
  27. physics

    A train is traveling up a 5.2° incline at a speed of 3.09 m/s when the last car breaks free and begins to coast without friction. (a) How long does it take for the last car to come to rest momentarily? (b) How far did the last car travel before

    asked by jawn on September 20, 2009
  28. physics

    A train is traveling up a 3.6 incline at a speed of 3.30 when the last car breaks free and begins to coast without friction. How long does it take for the last car to come to rest momentarily? and how far did the last car travel before momentarily coming

    asked by Anonymous on October 3, 2010
  29. College Physics

    A 1200-kg car going 30 m/s applies its brakes and skids to rest. If the friction force between the sliding tires and the pavement is 6000 N, how far does the car skid before coming to rest? Can you help me get the formula to use . Thanks

    asked by edwin on February 11, 2010
  30. AP physics

    A car is traveling at 60.0 mph when it collides with a stone wall. The car comes to rest after the first foot of the car is crushed. What was the average horizontal force acting on a 150-lb driver while the car came to rest? If five cardboard boxes, each 4

    asked by leia on September 24, 2013
  31. Physics

    A car is traveling at 95km/hr when it collides with a stone wall. The car comes to rest after the first 30 cm of the car is crushed.what was the average horizontal force acting on a 68.1 kg driver while the car came to rest? If 5 cardboard boxes each 1.25

    asked by Dan on October 2, 2011
  32. science physics

    A car slows to a stop with an average acceleration of - 3.0 m/s2. How long will it take to slow the car from 15 m/s to a position of rest?

    asked by denise on January 29, 2013
  33. physics

    a 1200 kg car going 30 m/s applies its brakes and skids to rest. if the friction force between the sliding ires and the pavement is 6000 N, how far does the car skid before coming to rest. I know the ans is 90 m what work/energy formula should i use to get

    asked by edwin on February 11, 2010
  34. Physics

    A 1140 kg car skidding due north on a level frictionless icy road at 178.56 km/h collides with a 1653 kg car skidding due east at 124 km/h in such a way that the two cars stick together. At what angle (−180    +180) East of North do the two coupled

    asked by Theresa on June 22, 2011
  35. general physics

    An automobile has a mass of 1520 kg and a velocity of 19.7 m/s. It makes a rear-end collision with a stationary car whose mass is 2230 kg. The cars lock bumpers and skid off together with the wheels locked. (a) What is the velocity of the two cars just

    asked by ODU on July 22, 2013
  36. general physics

    An automobile has a mass of 1520 kg and a velocity of 19.7 m/s. It makes a rear-end collision with a stationary car whose mass is 2230 kg. The cars lock bumpers and skid off together with the wheels locked. (a) What is the velocity of the two cars just

    asked by tcc on July 25, 2013
  37. algebra

    If 182 lbs of force keeps a 1500 lb car from skidding on a curve of radius 500 ft at 30 mph, what force would keep the same car from skidding on a curve of radius 800 ft at 45 mph

    asked by wayne on October 3, 2014
  38. algebra

    If 182 lbs of force keeps a 1500 lb car from skidding on a curve of radius 600 ft at 35 mph, what force would keep the same car from skidding on a curve of radius 750 ft at 50 mph

    asked by NM on January 17, 2016
  39. science

    Youre travelling down the road in a car with a total mass(including passengers) of 2.24 X 10^3 a)What is the change in kinetic energy of the car if you slow down from 80km/h to 70km/h(reducing your speed by 10km/h) B)what is the change in kinetic energy of

    asked by Francis on January 21, 2017
  40. physics

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 320 km/h in a semicircular arc with a radius of 190 m. 1.) Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by rick on September 20, 2010
  41. phy

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 340 km/h in a semicircular arc with a radius of 196 m. Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by ami on September 19, 2010
  42. phy

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 340 km/h in a semicircular arc with a radius of 196 m. Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by ami on September 18, 2010
  43. physics

    I'm a hurry to go to work today because I forgot to set my alarm clock and woke up late. I'm driving my car very fast, with a velocity of v=40 m/s and coming up to an intersection with a stoplight. When the distance between my car and the intersection is

    asked by Anonymous on March 12, 2013
  44. physics

    A car moving at 35 mi/h is stopped by jamming on the brakes and locking the wheels. The car skids 53 ft before coming to rest. How far would the car skid if it were initially moving at 56 mi/h?

    asked by Ashley on August 1, 2011
  45. kbcc

    A car is initially traveling at 5 m/s when its begins its ascent up a 30 degree incline.how far up does the car travel before coming to rest

    asked by serge on April 5, 2011
  46. PHYSICS

    A car is travelling at 60km/h when applies his brakes.If the car decelerates uniformly at 5.6m/s2,how far does the car go after the brakes are applied before coming to rest?

    asked by HEJUMACLA on October 19, 2015
  47. Physics

    Could someone try helping me solve those 2 questions or write me a formula with equaion what to do , thanks for every bit of help A 600kg elevator accelerates upward from rest for 10 seconds through 40.0meters. Find the cable tension a) 5130 N b) 5400 N c)

    asked by needhelp on January 27, 2010
  48. Help again...Math!!

    Two cars leave town going in the same direction. One travels 55 mph and the other travels 65 mph How long will it take before they are 180 miles apart? Hint: We do know that one car is 180 miles ahead of the other, so the slow car's distance can be

    asked by Jessica on November 15, 2006
  49. physics

    If a speeding car slams into a brick wall and comes to rest, how will the impulse that acts on it compare with gradually slowing down and coming to rest?

    asked by Allison on September 5, 2011
  50. physics

    Here is the problem and answers. how do i reach the answer? A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 325 km/h in a semicircular arc with a radius of 198 m. Determine the tangential acceleration of the car

    asked by hopsy on January 17, 2011
  51. AP Physics

    1. A car is traveling down the road at a constant speed of 11 km/h. At time zero it is forced to stop. The driver slams on the brakes and the car travels 18 m as it uniformly accelerates, coming to a stop. The car remains at rest for 5.0 seconds. Then the

    asked by ThinkPink on September 8, 2011
  52. 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;

    asked by Anne on September 21, 2012
  53. Physics

    Calculate the kinetic energy of a car of mass 1200kg moving at 1.8m/s The car engine is Switched Off calculate the height the could rise up a hill before coming to rest if there is no energy loss due to friction assume g= 10N/kg Into what form has the

    asked by Evans on April 20, 2016
  54. Physics

    A car is braked so that it slows down with uniform retardation from 15 m/s to 7 m/s while it travels a distance of 88 m. If the car continues to slow down at the same rate, after what further distance will it be brought to rest?

    asked by Manish on September 25, 2015
  55. physics

    A car at the Indianapolis 500 accelerates uniformly from the pit area, going from rest to 260 km/h in a semicircular arc with a radius of 210 m. Determine the tangential and radial acceleration of the car when it is halfway through the turn, assuming

    asked by Eden on November 11, 2010
  56. Science

    A car is braked so that it slows down with a uniform retardation from 15m/s to 7m/s while it travels a distance of 88m. If a car continues to slow down at the same rate, after what further distance will it be brought to rest?

    asked by Manish on August 16, 2016
  57. 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

    asked by Josh on September 22, 2014
  58. physics

    A car of mass 907 kg coasts on a level road, starting with an initial speed of 14.2 m/s and coming to rest 15.2 s later. Find the frictional force acting on the car.

    asked by Brett on February 20, 2012
  59. #2

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 335 km/h in a semicircular arc with a radius of 190 m. Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by Britt Pogue on October 9, 2006
  60. AP ECE Physics

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 295 km/h in a semicircular arc with a radius of 190 m. Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by John Conlan on October 9, 2012
  61. physics

    A car going 30 m/s just barely makes it around a curve without skidding. This curve had a radius of 150 m. The next curve has a radius of 75 m. At what maximum velocity can it go around this curve without skidding?

    asked by Jessica on July 12, 2012
  62. Physics

    Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates uniformly at a rate of 4.8 m/s2 for 4.5 seconds. It then continues at a constant speed for 9.9 seconds, before applying the

    asked by Jeel on January 22, 2011
  63. physics

    A car traveling at2.24m/s skids and stops in 2.55s determine the skidding distance of car

    asked by Anonymous on June 30, 2014
  64. physics

    How would I find the acceleration of a car if it traveled 1.5 meters in one second? If it is accelerating at a constant rate with zero initial velocity, then use the formula X = (1/2) a t^2 and solve for the acceleration, a. X = 1.5 m, and t = 1 s. It

    asked by anonymous on September 22, 2006
  65. Help!Math...Again!!!PLease Help!

    Two cars leave town going in the same direction. One travels 55 mph and the other travels 65 mph How long will it take before they are 180 miles apart? Hint: We do know that one car is 180 miles ahead of the other, so the slow car's distance can be

    asked by Jessica on November 15, 2006
  66. Physics

    A 1386 kg car traveling at 61 km/h is brought to a stop while skidding 42 m. What is the work done on the car by the frictional forces? (Use formula: v2 = vo2 + 2ad)

    asked by Jenna on August 17, 2015
  67. physics

    You are driving a car 33 down the road. The stoplight in front of you suddenly turns red and you slam on the brakes, skidding to a halt. You get out of the car and measure the skid marks made by your tires to be 23.5 meters (Assume positive x to be in the

    asked by Ashley on January 11, 2013
  68. physics

    A 1500-kg car is making a turn with a 100.0-m radius on a road where the coefficient of static friction is 0.70. What is the maximum speed the car can go without skidding?

    asked by jane on November 7, 2010
  69. Physics

    A car of mass 1300 kg is driving along a road at speed of 28m/s. As it approaches some traffic lights, the lights change to red and the driver applies his brakes causing the car to skid. The frictional force between the skidding tyres and the road is 0.8

    asked by Sean on October 25, 2015
  70. physics

    You are driving a car 35mi/h down the road. The stoplight in front of you suddenly turns red and you slam on the brakes, skidding to a halt. You get out of the car and measure the skid marks made by your tires to be 28.5m meters. (Assume positive x to be

    asked by JIll on September 1, 2013
  71. physics

    a car is traveling 25 ns^-1 around a level curve of radius 120 m. what is the minimum value of the coefficient of static friction µs between the tires and the road to prevent the car from skidding

    asked by saima on January 3, 2015
  72. 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

    asked by Jess on December 14, 2015
  73. Physics

    A car at the Indianapolis-500 accelerates uniformly from the pit area, going from rest to 290 km/h in a semicircular arc with a radius of 200 m. Determine the tangential acceleration of the car when it is halfway through the turn, assuming constant

    asked by asher on December 14, 2015
  74. physics

    Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor? Baseball. Ocean liner. Both the same. Can't say without more information. 2 . A truck moves with a certain momentum. If both its speed and its mass are doubled, how much

    asked by Monique on November 9, 2009
  75. physics

    Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor? Baseball. Ocean liner. Both the same. Can't say without more information. 2 . A truck moves with a certain momentum. If both its speed and its mass are doubled, how much

    asked by Monique on November 9, 2009
  76. Physics

    A car of mass 1550 kg is travelling at 75.0 km/h on a dry horizontal concrete surface when the driver applies the brakes licking the wheels. (a) How far does the car travel before coming to rest? (b) How long does it take the car to stop after the driver

    asked by Kobz on December 15, 2011
  77. 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?

    asked by Arthur on September 30, 2012
  78. 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?

    asked by Anonymous on November 30, 2011
  79. Physics

    A 1180 kg car rounds a circular turn of radius 19.1 m. If the road is flat and the coefficient of static friction between the tires and the road is 0.67, how fast can the car go without skidding? m/s

    asked by Anonymous on November 14, 2014
  80. 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?

    asked by Jen on March 4, 2011
  81. 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

    asked by mallory!!!!!!!!!!!! on January 24, 2010
  82. physics

    A car starting from rest accelerates uniformly are attaing a speed of 80m/s in 30s it maintains this stedy speed for another 30s. It then slow down uniformly until it comes to rest in the next 40s

    asked by adeyemi on February 24, 2012
  83. pop

    4. If your speeding car slams into a haystack and comes to rest, how will the IMPULSE that acts on it compare with slamming into a brick wall and coming to rest? A) The impulse will be more. B) The amount of impulse will be the same either way. C) The

    asked by Anonymous on February 19, 2012
  84. Physics

    A car traveling at 20 m/s applies the brakes. The coefficients of static and kinetic friction between the tires and the road are 0.80 and 0.50 respectively. (A) Determine the stopping distance if the car is able to stop as quickly as possible without

    asked by Brittney on October 25, 2012
  85. Physics

    A car of mass 1300 kg is driving along a road at speed of 28m/s. As it approaches some traffic lights, the lights change to red and the driver applies his brakes causing the car to skid. The frictional force between the skidding tyres and the road is 0.8

    asked by Sean on October 25, 2015
  86. Physics

    Suppose that the coefficient of kinetic friction of the rubber of a car tire and the street is Uk = 0.8. What is the deceleration of the car on a flat street if the driver brakes sharply, so all the wheels are locked and skidding?

    asked by Lisa on October 23, 2010
  87. Physics

    A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 0.8 m/s2 for 4.4 seconds. It then continues at a constant speed for 13.5 seconds, before getting tired and slowing

    asked by David on August 27, 2012
  88. Physic

    A tortoise and hare start from rest and have a race. As the race begins, both accelerate forward. The hare accelerates uniformly at a rate of 1.5 m/s^2 for 4.1 seconds. It then continues at a constant speed for 11.9 seconds, before getting tired and

    asked by Need your help PLS on February 10, 2018
  89. physics

    the driver of a 1200kg car travelling 45km/h west on a slippery road applies the brakes, skidding to a stop in 35m. Determine the coefficient of friction between the road and the car tires

    asked by Anonymous on November 16, 2011
  90. 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

    asked by Phil on September 16, 2010
  91. maths

    a car weighing 1600kg moving with a velocity of 30 meter per second retarded uniformly coming to rest in 20 seconds calculate 1, initial momentum 2, final momentum 3, rate of change of momentum 4,acceleration of the car 5, magnitude of the force apply

    asked by mike on January 28, 2016
  92. Physics/Cars

    Does the mass of the car matter when driving on the road? When skidding?

    asked by Jen on March 31, 2016
  93. 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

    asked by Phil on September 16, 2010
  94. Physics

    A skier with a mass of 66.6 kg starts from rest and skis down an icy (frictionless) slope that has a length of 58.4 m at an angle of 29.8° with respect to the horizontal. At the bottom of the slope, the path levels out and becomes horizontal, the snow

    asked by Rebecca on September 27, 2012
  95. physics

    several students are riding in bumper cars at an amusement park. the combined mass of a car A and its occupants is 250 kg. the combined mass of car B and its occupants is 200 kg. Car A is 15 m away from car B and moving to the right at 2 m/s when the

    asked by shelly on June 9, 2008
  96. physics

    michael starts at x=3 m and travels to the right at a constant 6 m/s for 2 s. he then slows down at a constant rate, coming to rest at 4 s after beginning to slow. A) what is michael's position when t=4 s.? C) What is Michael's velocity when t=4 s? d) What

    asked by Brianna on November 14, 2012
  97. physics

    a)If you roll a putty ball around inside of a bowl, it soon comes to a rest in the center. A steel ball will orbit quite a few times before coming to rest in the center of the bowl. What would be the ideal motion of the ball in the bowl? (no friction) b) A

    asked by Jamie Lynn on December 17, 2008
  98. 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

    asked by sammeh on November 26, 2009
  99. physics

    Using your knowledge of the concept of inertia and Newton’s three laws of motion, recount what happens to: a) cars and b) passenger from the moment the car starts to slow down until it is brought to rest by a collision with a solid object.

    asked by kashish khatri on June 25, 2011
  100. physics

    A car starts from rest and accelerates uniformaly at the rate of 0.98m/s in 1hr.what is its final velocity? A car starts from rest and reaches a velocity of 40m/s in 1minutes..(a)what is its acceleration?(b) If its acceleration remains constant,what will

    asked by philip on September 23, 2011