1. Science-Physics HELP

    A S.S. automobile travels N at 40 km/h and a P.A. automobile travels E at 50 km/h. Relative to the observer riding in the S.S. auto what are the x and y components of the velocity of the P.A. car? The x axis is to the E and the y axis is to the N.
  2. Physics

    At an antique car rally, a Stanley Steamer automobile travels north at 38 km/h and a Pierce Arrow automobile travels east at 51 km/h. Relative to an observer riding in the Stanley Steamer, what are the x- and y-components of the velocity of the Pierce
  3. Physics

    At an antique car rally, a Stanley Steamer automobile travels north at 38 km/h and a Pierce Arrow automobile travels east at 51 km/h. Relative to an observer riding in the Stanley Steamer, what are the x- and y-components of the velocity of the Pierce
  4. Physics

    At an antique car rally, a Stanley Steamer automobile travels north at 38 km/h and a Pierce Arrow automobile travels east at 51 km/h. Relative to an observer riding in the Stanley Steamer, what are the x- and y-components of the velocity of the Pierce
  5. Physics

    Having trouble determ the formulas for the follow problems. 2. If an automobile travels at 30 km/hr. for 2 hours, how far does it go? 60 km 3. At time = 0 an automobile already traveling at 30 km/hr. accelerates at 3m/s2 for 2 seconds. During these two
  6. Science

    I have some equations that I would like checked. Thanxs! 1. An automobile starts from rest and accelerates at 3m/s2 for 4 seconds. How fast is it going after acceleration? 3m/s^2 / 4 = .75 m/s 2. If an automobile travels at 30 km/hr. for 2 hours, how far
  7. physics

    n automobile has a vertical radio antenna 1.40 m long. The automobile travels at 30.0 km/h on a horizontal road where Earth's magnetic field is 50.0 µT, directed toward the north and downward at an angle of 65.0° below the horizontal. (a) Specify the
  8. calculus

    X. An automobile with seven years of use has a commercial value of $34057.7, but five years ago its value was $72250. If the value of such automobile varies exponentially with the time. (36-41) 36.- What was the value of the automobile when it was new?
  9. calculus

    An automobile with seven years of use has a commercial value of $34057.7, but five years ago its value was $72250. If the value of such automobile varies exponentially with the time. (36-41) 36.- What was the value of the automobile when it was new? 37.-
  10. PHYSICS

    An automobile travels 30 km due east on a level road . It then turns due north at an intersection and travels 40km before stopping. What is the the resultant displacement of the car?
  11. trigonometry

    an automobile tire has a diameter of 36 inch.how many revolution will the wheel make an arc the automobile travels 1 mile (5280 A)?
  12. Physics

    At the instant the traffic light turns green, an automobile that has been waiting at an intersection starts ahead with a constant acceleration of 2.50 . At the same instant, a truck, traveling with a constant speed of 15.4 , overtakes and passes the
  13. Physics

    A automobile travels at a speed of northward along a street, and a 7000-N sports car travels at a speed of eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the velocity
  14. Physics- hard problem

    A 14000 N automobile travels at a speed of 40 km/h northward along a street, and a 7000 N sports car travels at a speed of 62 km/h eastward along an intersecting street.(a) If neither driver brakes and the cars collide at the intersection and lock bumpers,
  15. Physics

    A 15500 N automobile travels at a speed of 41 km/h northward along a street, and a 7000 N sports car travels at a speed of 65 km/h eastward along an intersecting street. a)If neither driver brakes and the cars collide at the intersection and lock bumpers,
  16. Physics

    A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62 km/h eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock
  17. Physics

    A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62 km/h eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock
  18. physics

    An automobile moving at a constant velocity of 15 m/s passes a gasoline station. Two seconds later, another automobile leaves the station and accelerates at a constant rate of 2 m/s^2 in the same direction as the 1st automobile. How soon does the 2nd
  19. math

    A road perpendicular to a highway leads to a farmhouse located 8 mile away.An automobile travels past the farmhouse at a speed of 80 mph. How fast is the distance between the automobile and the farmhouse increasing when the automobile is 7 miles past the
  20. PHYSICS

    Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 1.6 h later? Answer in units of km IT'S NOT
  21. school of engineering

    police officer in a patrol car parked in a70km/h observes a passing auto mobile travelling at a slow constant speed believing that of the automobile might be intoxicated the officer starts his car accelerate uniformly to 9km/h in 8s.and maintaining a
  22. Physics Help ASAP

    A car horn is pitched at 520 Hz. The car travels along a straight road at a speed of 25 m/s. towards an observer walking at 2 m/. The speed of sound is 334 m/s. Calculate the frequency heard by the observer when: (a) the car is moving towards the observer
  23. 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
  24. Physics

    At the instant the traffic light turns green, an automobile that has been waiting at an intersection starts ahead with a constant acceleration of 2.50 m/s^2. At the same instant, a truck, traveling with a constant speed of 15.4 m/s, overtakes and passes
  25. physics

    police officer in a patrol car parked in a 70km/h zone observe a passing automobile travelling at a slow. constant speed. believing that of the automobile might be intoxicated the officer starts his car acceleration uniformly to 9km/h in 8s. and
  26. Physics

    An automobile and a truck start from rest at the same instant, with the automobile initially at some distance behind the truck. The truck has a constant acceleration of 2.15m/s2 , and the automobile an acceleration of 3.47m/s2 . The automobile overtakes
  27. Physics

    A railroad flatcar is traveling at the speed of 13.0 m/s relative to an observer standing on the ground. Someone is riding a motor scooter on the flatcar. What is the velocity(magnitude and direction)of the motor scooter relative to the flatcar if its
  28. Physics

    A railroad flatcar is traveling at the speed of 13.0 m/s relative to an observer standing on the ground. Someone is riding a motor scooter on the flatcar. What is the velocity(magnitude and direction)of the motor scooter relative to the flatcar if its
  29. Physics

    The makers of a certain automobile advertise that it will accelerate from 15 to 50 mi/hr in high in 13 sec. Compute (a) the acceleration in ft/ sec2, and (b) the distance the car travels in this time, assuming the acceleration to be constant.
  30. Physics

    A 1500 kg automobile travels at a speed of 105 km/h along a straight concrete highway. Faced with an emergency situation, the driver jams on the brakes, and the car skids to a stop. (a) What will be the car's stopping distance for dry pavement (µ = 0.85)?
  31. Physics

    A 1500 kg automobile travels at a speed of 105 km/h along a straight concrete highway. Faced with an emergency situation, the driver jams on the brakes, and the car skids to a stop. (a) What will be the car's stopping distance for dry pavement (µ = 0.85)?
  32. Physics

    A circular automobile racetrack is banked at an angle theta such that no friction between road and tires is required when a car travels at 28.0 m/s. If the radius of the track is 390 m, determine theta .
  33. Physics

    If a car starts from rest and travels for 5.0 seconds with a uniform acceleration of +1.5 m/s2. The driver then applies the brakes for 3.0 seconds, causing a uniform acceleration of - 2.1 m/s2. a) Sketch the velocity vs. time graph for the car and paste
  34. 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
  35. Physics

    An automobile moving at a constant velocity of 25m/s passes a gasoline station. Two seconds later, another automobile leaves the gasoline station and accelerates at a constant rate of 4.0m/s^2. how soon will the second automobile overtake the first?
  36. physics

    A 1500 kg automobile travels at a speed of 105 km/h along a straight concrete highway. Faced with an emergency situation, the driver jams on the brakes, and the car skids to a stop. (a) What will be the car's stopping distance for dry pavement (µ = 0.85)?
  37. Math

    A student sits in the school bus traveling to her school. If the student stands up and moves at 1.5m/s toward the rear of the bus that travels at 10m/s to the east,what is her velocity relative to the observer on the side of the road? If she moves at 2.1
  38. Math

    A student sits in the school bus traveling to her school. If the student stands up and moves at 1.5m/s toward the rear of the bus that travels at 10m/s to the east,what is her velocity relative to the observer on the side of the road? If she moves at 2.1
  39. physics

    suppose that a seat-belted mother riding in an automobile holds a 10 kg baby in her arms. the automobile crashes and decelerates from 50km/h to 0 in .1 s. what average force would the mother have to exert on the baby to hold it?? do you think she can do
  40. physics

    suppose that a seat-belted mother riding in an automobile holds a 10 kg baby in her arms. the automobile crashes and decelerates from 50km/h to 0 in .1 s. what average force would the mother have to exert on the baby to hold it?? do you think she can do
  41. physics

    A person riding in the back of a pickup truck traveling at 60km/h on a straight, level road throws a ball with a speed of 10km/h relative to the truck in the direction of the truck's motion.What is the velocity of the ball relative to a stationary observer
  42. Physics

    The brakes of an automobile are suddenly applied at the instant when its velocity is 20 m/s. If the automobile comes to a stop after 5 seconds, what is its acceleration?
  43. physic

    Find the average speed of an automobile that travels 160 km in 2.0 h.
  44. Physics - Waves

    A speaker which produces a frequency of 400 Hz is moving away from an observer and towards a wall at 5 m/s when it is 23 degrees Celsius. What is the frequency of the sound that travels back to the observer? What is the frequency of the sound that travels
  45. Physics

    A spaceship containing an astronaut travels at a speed of .6c relative to a second inertial observer. How much time, in hours, does a clock onboard the spaceship appear to lose in a day, according to the second observer?
  46. physics

    an automobile travels at a uniform speed of 88 kph. how many metres does it travel in 1 second?
  47. math

    A model car travels horizontally after being released. The car travels a distaance d metres in a time of t seconds. d is directly proportional to t. The car travels 20 metres in a time of 2 seconds. A.Calculate the distance the car travels in 3 seconds.
  48. Physics

    At some automobile toll-collecting stations, a thin metal wire sticks up from the road and makes contact with cars before they reach the toll collector. What is the purpose of this wire? 1. To warn the drivers 2. To count the vehicles 3. To transfer
  49. science

    A person drive an automobile with a mass of 450 kilograms at a velocity of 26 meters per second. The driver accelerates to a velocity of 30 meters per second. The difference in the automobile's kinetic energy is how many joules?
  50. physics

    an automobile with the mass of 2000 kg is moving north on a level, striaght highway with a constant velocity of 80 km/h. what is th unbalanced force acting on the automobile
  51. physics

    An automobile travelling with an initial velocity of 25m/s is accelerated to 35m/s in 6 second. The wheel of automobile is 80cm in diameter. Find the angular acceleration
  52. physics

    an automobile moving at constant velocity of 15m/sec passes a gasoline station. two seconds later another automobile leaves the gasoline station and accelerates at a constant rate of 2m/ sec squared. how soon will the second automobile overtake the first ?
  53. Science

    Can the size of an object's displacement be greater than the distance the object travels? Describe the motion represented by a horizontal line on a distance-time graph. Explain whether, during a trip, a car's instantaneous speed can ever be greater than
  54. Physics

    An automobile with a mass of 100kg is moving north on a level straight highway with a constant velocity of 80km/h. What is the unbalanced force acting on the automobile?
  55. physics

    an automobile moving at a constant velocity of 50 ft/sec passes a gasoline station. 3 sec later, another automobile leaves the gasoline station and accelerates at the constant rate of 6.5 ft/sec2. how soon will the second automobile overtake the first?
  56. 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 car’s average velocity (magnitude and direction) during this interval? Explain/justify. (b)Repeat the calculation of average velocity if the car
  57. Physics

    A car travels 150 km for two hours east of a starting point, turns around and travels due west 300 km for three hours. What is the car's net velocity for the trip?
  58. Calculus

    A car travels down a highway at 45 m/s. An observer stands 250 m from the highway. a) How fast is the distance from the observer to the car increasing when the car passes in front of the observer? (b) How fast is the distance increasing 30 s later?
  59. physics

    It says, A plane travels 400 mi/h relative to the ground. There is a 25 mi/h wind blowing from the west to the east. Find the plane's resultant velocity as it: a. travels west: b. travels east: c. travels north: d. The plane's final destination is 1250
  60. Physics

    A car travels in a flat circle of radius R. At a certain instant the velocity of the car is 24 m/s west, and the total acceleration of the car is 2.5m/s^2 53 degrees north of west. Find the radial and tangential components of the acceleration of the car at
  61. Accounting

    Janfer Book Store purchased a new automobile that cost $10,000, made a down payment of $3,000, and signed a note payable for the balance. The entry to record this transaction is: Cash 3,000.00 Note Payable7,000.00 Automobile 10,000.00 Cash 3,000.00
  62. Physics

    A race car travels northward on a straight, level track at a constant speed travels 0.755 km in 18.0 s. The return trip over the same track is made in 23.0 s. (a) What is the average velocity of the car in m/s for the first leg of the run?
  63. physics(kinematics)

    A police officer in a patrol car parked in a 70 Km/h speed zone observes a passing automobile might be intoxicated,the officer starts his car,accelerates uniformly to 90 Km/h in 8s ,and maintaining a constant velocity of 90 Km/h,overtakes the motorist 42s
  64. math

    two cars leave the same point at noon. one car travels north and the other car travels east. suppose the northbound car is traveling 40mph, and after two hours, the two car are 100 miles apart.how fast is the other car going?
  65. math

    two cars leave the same point at noon. one car travels north and the other car travels east. suppose the northbound car is traveling 40mph, and after two hours, the two car are 100 miles apart.how fast is the other car going?
  66. physics

    a 1200-kg automobile travels at a speed of 90-km/h (a)what is the kinetic energy? (b) what is the net work that would be required to bring it to a stop?
  67. calculus

    An automobile travels 4 miles road in 5 minutes. Use the Mean Value theorem to show that the speedometer reads exactly 48 mph at least once during the trip.
  68. physics

    A race car travels northward on a straight, level track at a constant speed travels 0.745 km in 22.0 s. The return trip over the same track is made in 27.0 s. (a) What is the average velocity of the car in m/s for the first leg of the run? m/s (b) What is
  69. socials

    how did automobile culture change neigbourhoods? what businesses develop because this automobile culture? and this in 1950's i think. i write it change neigborhods by closing corner grocery stores and building of large new supermarkets. the shopping mall
  70. Physics

    Could you please check my answers and units.Also, help me with 3 and 4, I don't quite understand them. Thanxs! 1. An automobile starts from rest and accelerates at 3m/s2 for 4 seconds. How fast is it going after acceleration? -I got 12 m/s 3. At time = 0
  71. Physics

    Could you please check my answers and units. Thanxs! 1. An automobile starts from rest and accelerates at 3m/s2 for 4 seconds. How fast is it going after acceleration? -I got 12 m/s 3. At time = 0 an automobile already traveling at 30 km/hr. accelerates at
  72. Physics

    In a particular crash test, an automobile of mass 1295 kg collides with a wall and bounces back off the wall. The x components of the initial and final speeds of the automobile are 25 m/s and 1.5 m/s, respectively. If the collision lasts for 0.11 s, find
  73. physics

    At the instant the traffic light turns green, an automobile starts with a constant acceleration a of 2.3 m/s2. At the same instant a truck, traveling with a constant speed of 9.4 m/s, overtakes and passes the automobile. (a) How far beyond the traffic
  74. physics

    A car travels at 107 km/h on a level road in the positive direction of an x axis. Each tire has a diameter of 74.0 cm. Relative to a woman riding in the car and in unit-vector notation, what are the velocity at the (a) center, (b) top, and (c) bottom of
  75. Physics

    A car travels at 80 km/h on a level road in the positive direction of an x axis. Each tire has a diameter of 66 cm. Relative to a woman riding in the car and in unit-vector notation, what are the velocity at the (a) center, (b) top, and (c) bottom of the
  76. physics help

    A car travels at 80 km/h on a level road in the positive direction of an x axis. Each tire has a diameter of 66 cm. Relative to a woman riding in the car and in unit-vector notation, what are the velocity at the (a) center, (b) top, and (c) bottom of the
  77. physics

    An automobile of mass 1.46 E3 kg rounds a curve of radius 25.0 m with a velocity of 15.0 m/s. The centripetal force exerted on the automobile while rounding the curve is?
  78. physics

    a car sounds its horn as it travels at a steady speed of 15m/s along a straight road between two observers x and y. the observer x heras a frequency of 538 hz while observer y hears a lower frequency. 1 is the car traveling towards x or y 2what would the
  79. physics

    A car is moving with constant velocity. Which of the following is true? a) the car travels the same distance in each second b) car's velocity increases by the same amount in each second c)car's velocity decreases by the same amount in each second d)car's
  80. calculus

    The maker of an automobile advertises that it takes 15 seconds to accelerate from 15 kilometers per hour to 70 kilometers per hour. Assuming constant acceleration, (a) The distance the car travels during the 15 seconds (Round your answer to two decimal
  81. Calculus help

    A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the total
  82. Calculus

    The maker of an automobile advertises that it takes 11 seconds to accelerate from 15 kilometers per hour to 90 kilometers per hour. Assuming constant acceleration, compute the following. What is the distance the car travels during the 11 seconds (Round
  83. Physics

    At the instant a traffic light turns green, an automobile that has been waiting at an intersection starts moving forward with a constant acceleration of 2.00m/s(squared). At the same time a truck traveling with a constant speed of 18m/s, overtakes and
  84. Physics

    At the instant a traffic light turns green, an automobile that has been waiting at an intersection starts moving forward with a constant acceleration of 2.00m/s(squared). At the same time a truck traveling with a constant speed of 18m/s, overtakes and
  85. UOS

    Write a C++ program that reads the Capacity (in gallons)of an automobile fuel tank, and Miles per gallon this automobile can be driven. It outputs the number of miles this automobile is driven without refueling .
  86. c++

    Write a C++ program that reads the Capacity (in gallons)of an automobile fuel tank, and Miles per gallon this automobile can be driven. It outputs the number of miles this automobile is driven without refueling
  87. Physics

    An automobile leaves the store, first going south at 88 km/h for 2 hours, and then turns on a road heading 20 degrees east of north at 55 km/h for 1.5 hours. Calculate the (x,y) components of the net displacement of the automobile from the starting
  88. Physics

    In a particular crash test, an automobile of mass 1295 kg collides with a wall and bounces back off the wall. The x components of the initial and final speeds of the automobile are 25 m/s and 1.5 m/s, respectively. If the collision lasts for 0.11 s, find
  89. physics

    At the instant the traffic light turns green, an automobile that has been waiting at an intersection starts ahead with a constant acceleration of 2.10m/s2 . At the same instant, a truck, traveling with a constant speed of 15.1m/s , overtakes and passes the
  90. Physics

    PhysicsA race car travels northward on a straight, level track at a constant speed travels 0.755 km in 18.0 s. The return trip over the same track is made in 23.0 s. (a) What is the average velocity of the car in m/s for the first leg of the run? 41.94
  91. physics

    A rule of thumb for automobile collisions against a rigid barrier is that the collision lasts about .11 seconds, for any initial speed and for any model of automobile. accordingly, the deceleration experienced by an automobile during a collision is
  92. physics

    According to recent test data, an automobile travels 0.250 mi in 19.9 s, starting from rest. The same car, when braking from 60.0 mi/h on dry pavement, stops in 146 ft. Assume constant acceleration in each part of the motion, but not necessarily the same
  93. physics help

    A 1100 kg automobile is at rest at a traffic signal. At the instant the light turns green, the automobile starts to move with a constant acceleration of 3.0 m/s2. At the same instant a 2800 kg truck, traveling at a constant speed of 8.0 m/s, overtakes and
  94. Algebra 1

    The table shows the number of miles driven over time. Time|Distance 4 |184 6 |276 8 |368 10 |460 Express the relationship between distance and time in simplified form as a unit rate. Determine which statement correctly interprets this relationship. a. 184;
  95. Physics

    A car travels east at 82 km/h for 1.5 h. It then travels 30.0° east of north at 113 km/h for 1.6 h. What is the average velocity for the trip? (Magnitude and Direction)
  96. physics

    In a particular crash test, an automobile of mass 1369 kg collides with a wall and bounces back off the wall. The x components of the initial and final speeds of the automobile are 10 m/s and 1.9 m/s, respectively. If the collision lasts for
  97. phyisics

    A car travels 28 m [E 35° S] and then turns and travels 45 m [S]. the whole motion takes 6.9s. what is average velocity? answer: 9.5m/s [E 69° S] How do i find the displacement to find V if its not a right triangle
  98. Calc

    The maker of an automobile advertises that it takes 13 seconds to accelerate from 25 kilometers per hour to 90 kilometers per hour. Assuming constant acceleration, compute the following. The acceleration in m/s^2 The distance the car travels during the 13
  99. Physics

    A car travels 105 km to the north at 65km/hr and then turns around and travels 25km at 80km/hr. What is the difference between the average speed and the average velocity on this trip?
  100. Math

    Hi I need a little help with a couple math questions I believe I have the answers, if someone can please just check them thank you. 1. The table shows the number of miles driven over time. Time 4|6|8|10 Miles 204|306|408|510 Express the relationship