# 10. The flatbed truck is traveling at constant speed of 60 kph up the 15% grade when the 100 kg crate which it carries is given a shove which imparts to an initial relative velocity x = 3m/s towards the

46,970 results
1. ## dynamics of rigid bodies

10. The flatbed truck is traveling at constant speed of 60 kph up the 15% grade when the 100 kg crate which it carries is given a shove which imparts to an initial relative velocity x = 3m/s towards the rear of the truck. If the crate slides a distance x =

asked by warren on July 7, 2015
2. ## physics

A crate of mass 45.0 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the truck's flatbed is 0.360, and the coefficient of kinetic friction is 0.160. (a) The truck accelerates forward on

asked by Anonymous on September 29, 2012
3. ## physics

A crate rests on a flatbed truck which is initially traveling at 17.8 m/s on a level road. The driver applies the brakes and the truck is brought to a halt in a distance of 33.1 m. If the deceleration of the truck is constant, what is the minimum

asked by confused on October 2, 2014
4. ## Physics URGENT!!!

A crate of mass 52.8 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.351, and the coefficient of kinetic friction is 0.305. (a) The truck accelerates forward on

asked by Anonymous on October 3, 2012
5. ## Physics HELP!

A crate of mass 52.8 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.351, and the coefficient of kinetic friction is 0.305. (a) The truck accelerates forward on

asked by Anonymous on October 3, 2012

A crate of mass 52.8 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.351, and the coefficient of kinetic friction is 0.305. (a) The truck accelerates forward on

asked by Anonymous on October 3, 2012
7. ## physics

A crate of mass 59.3 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.357, and the coefficient of kinetic friction is 0.304. (a) The truck accelerates forward on

asked by lib on October 3, 2012
8. ## Physics

A truck traveling at a constant speed of 40.0 km/h applies its brakes and comes to a complete stop in 5.0 s. The truck starts again and accelerates at a constant rate of 0.80 m/s2. After restarting, how far does the truck travel before reaching its

asked by James on December 17, 2010
9. ## physics

A crate of mass 55.6 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.330, and the coefficient of kinetic friction is 0.320. (a) The truck accelerates forward on

asked by Anonymous on October 4, 2012
10. ## 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

asked by Josh on September 12, 2006
11. ## Math

what value of m will make 4x-7y=5 and 9x+my=3 parallel? a car leaves town A at 10:00 a.m. and travels at a constant speed of 40 kph towards a town B. After 30 minutes, a bus leaves town A and travels towards town B at a constant speed of 56 kph. at what

asked by Riza on September 22, 2013
12. ## physics

The driver of a car wishes to pass a truck that is traveling at a constant speed of 19.0 m/s . Initially, the car is also traveling at a speed 19.0 m/s and its front bumper is a distance 24.3 m behind the truck's rear bumper. The car begins accelerating at

asked by elif on October 11, 2015
13. ## physics

A crate of mass 96 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.14. What is the smallest radius of curvature, R, the truck can take, if the speed with which it is going around a

asked by Josh on November 13, 2012
14. ## physics

A crate of mass 97 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.26. What is the smallest radius of curvature (in m) that the truck can take, if the speed with which it is going

asked by Becky on October 4, 2010
15. ## Physics

An engine block of mass M is on the flatbed of a pickup truck that is traveling in a straight line down a level road with an initial speed of 25 m/s. The coefficient of static friction between the block and the bed is μs = 0.566. Find the minimum distance

asked by Zack on May 24, 2012
16. ## Physics

A package of dishes (mass 50.0 kg) sits on the flatbed of a pickup truck with an open tailgate. The coefficient of static friction between the package and the truck's flatbed is 0.330, and the coefficient of kinetic friction is 0.230. (a) The truck

asked by Kira on October 16, 2012
17. ## 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

asked by clarke on July 26, 2012
18. ## 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

asked by carak on July 22, 2012
19. ## Physics

At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with a constant acceleration of 3.55 m/s2 . At the same instant a truck, traveling with a constant speed of 22.0 m/s , overtakes and passes the car.

asked by Hayden on October 18, 2018
20. ## Physics

At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with a constant acceleration of 2.85m/s^2. At the same instant a truck, traveling with a constant speed of 19.0m/s, overtakes and passes the car. A)

asked by Arthur on July 9, 2011
21. ## Physics

To save fuel, some truck drivers try to maintain a constant speed when possible. A truck traveling at 110.0 km/hr approaches a car stopped at the red light. When the truck is 211.7 meters from the car the light turns green and the car immediately begins to

asked by Yarielis on March 2, 2014
22. ## 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

asked by david on January 29, 2015
23. ## physics

A crate of mass 55.6 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the crate and the trucks flatbed is 0.330, and the coefficient of kinetic friction is 0.320. (b) The truck barely exceeds this

asked by Anonymous on October 4, 2012
24. ## physics

A crate of mass 132 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.22. What is the smallest radius of curvature that the truck can take without the crate slipping, if the speed with

asked by name 23 on February 22, 2014
25. ## Physics

A flatbed truck with a box sitting on the bed accelerates from rest on level ground. The truck’s speed as a function of time is 15t –2t^2 during this acceleration. The truck reaches its maximum speed and cruises along at this speed for 4 minutes. It

26. ## ALGEBRA

A car travels 20 kph faster than a truck. The car covers 350 km in two hours less than the time it takes the truck to travel the same distance. What is the speed of the car? How about the truck?

asked by Sylvia on July 22, 2015
27. ## physics - i need A.S.A.P

A truck traveling at a constant speed of 30.6 m/s passes by a police car which is at rest. The police officer catches up to the truck in 700 m, maintaining a constant acceleration. i)Calculate how long it took the police's car to overtake the truck speeder

asked by alya on May 2, 2011
28. ## physic

A police car is travelling in a straight line with constant speed vp.A truck travelling in the same direction with speed 3/2 vp passes the police car.The truck driver realizes that she is speeding and immediately begins to slow down at a constant rate

asked by shaiz on February 11, 2011
29. ## physics

A crate of oranges weighing 164 N rests on a flatbed truck 2.0 m from the back of the truck. The coefficients of friction between the crate and the bed are μs = 0.30 and μk = 0.20. The truck drives on a straight, level highway at a constant 7.6 m/s a)

30. ## Physics need help thnk you

A crate of oranges weighing 209 N rests on a flatbed truck 2.0 m from the back of the truck. The coefficients of friction between the crate and the bed are μs = 0.41 and μk = 0.20. The truck drives on a straight, level highway at a constant 7.5 m/s. (a)

asked by Anonymous on February 16, 2012
31. ## Wow is there no one to help with physics???

A crate of oranges weighing 209 N rests on a flatbed truck 2.0 m from the back of the truck. The coefficients of friction between the crate and the bed are μs = 0.41 and μk = 0.20. The truck drives on a straight, level highway at a constant 7.5 m/s. (a)

asked by John on February 16, 2012
32. ## physics

A 125 kg crate rests on the flatbed of a truck that moves at a speed of 15.0 m/s around an unbanked curve whose radius is 66.0m. This crate does not slip relative to the truck. Obtain the magnitude of the static frictional force that the truck bed exerts

asked by Lynda on November 3, 2010
33. ## Physics

A truck of mass 8,000 kg is traveling along a level road at an initial speed of 25 m/s. The driver then shifts into neutral so that the truck is coasting, and the truck gradually slows to a final speed of 13 m/s. (a) Find the total work done on the truck.

asked by Chelsea on September 28, 2013
34. ## 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

asked by JC on September 10, 2006
35. ## Physics

You are in a car that is traveling along a highway at a constant speed of 16 m/s. Suddenly you see a truck also traveling at a constant speed (3.0 m/s) that is on a track to cross your lane from an alley on the right and is moving into your lane (which you

asked by sea lively on October 4, 2018
36. ## physics

A construction worker riding in the tray of a truck traveling at 10 m/s, sees one of his friends passing and decides to jump off the truck. The magnitude of his initial speed of jumping is: (a) zero (b) Less than the truck's (c) Equal to that of the truck

asked by johnny on March 9, 2014
37. ## 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

asked by help on December 15, 2008
38. ## physics

A certain truck can slow at a maximum rate of 4.6 m/s2 in an emergency. When traveling in this truck at a constant speed of 19 m/s the driver spots a large hole in the road 48.2 m in from of his position. The truck continues moving forward at a constant

asked by lanaaaaaa on September 22, 2013

A crate of oranges weighing 209 N rests on a flatbed truck 2.0 m from the back of the truck. The coefficients of friction between the crate and the bed are μs = 0.41 and μk = 0.20. The truck drives on a straight, level highway at a constant 7.5 m/s. (a)

asked by John on February 16, 2012

A crate of oranges weighing 209 N rests on a flatbed truck 2.0 m from the back of the truck. The coefficients of friction between the crate and the bed are μs = 0.41 and μk = 0.20. The truck drives on a straight, level highway at a constant 7.5 m/s. (a)

asked by John on February 16, 2012
41. ## 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 is 11.7 m down the road and traveling with a constant speed of 10.4 m/s. (a) How far beyond the traffic signal will

asked by Tommy on October 24, 2012
42. ## Physics

question 1 ..A 5 kg rock is thrown vertically upward at 12 m/s. How high did the rock rise? question 2 The driver of a truck traveling at 126 km/h on a highway sees a sign which indicated that 800 m after the sign the maximum speed will be 90 km/h . When

asked by Axe on November 21, 2015
43. ## physics

A car with a mass of 980 kg is initially traveling east toward an intersection with a speed of vc = 18.9 m/s and a 1500 kg pickup is traveling north toward the same intersection. The car and truck collide at the intersection and stick together. After the

asked by Diane on November 30, 2012
44. ## Physics

A 15.0 m long truck traveling at 40.0 mph has a braking capability of 5.00 m/s2 from this speed. It is approaching a 10.0-m wide intersection with a traffic light that is turning yellow. (a) What is the minimum distance the truck can be from the

asked by Help Me on January 23, 2013
45. ## physics

A 180-kg crate is sitting on the flatbed of a moving truck. The coefficient of sliding friction between the crate and the truck bed is 0.30. Two taut cables are attached to either side of the crate. Each cable can exert a maximum horizontal force of 650 N

asked by Dorothy on February 7, 2008
46. ## Physics

A flatbed egg truck is in a drag race. The truck is carrying a 450 lb. crate of eggs in the back. The coefficients of friction between the crate and the truck bed are μs = 0.9 and μk = 0.4. What is the maximum acceleration the truck can have without the

asked by Emily on November 4, 2012

A flatbed egg truck is in a drag race. The truck is carrying a 450 lb. crate of eggs in the back. The coefficients of friction between the crate and the truck bed are μs = 0.9 and μk = 0.4. What is the maximum acceleration the truck can have without the

asked by Michael on November 4, 2012
48. ## physics

A truck on a straight road starts from rest, accelerating at 2.00 m/s2 until it reaches a speed of 11.0 m/s. Then the truck travels for 65.0 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.00 s.

asked by Anushya on September 29, 2014
49. ## physics

A truck on a straight road starts from rest and accelerates at 2.0 m/s2 until it reaches a speed of 20 m/s. Then the truck travels for 20 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.0 s. (a)

asked by seanso on January 22, 2012
50. ## physics

A truck of mass 8,000kg is traveling along a level road at an initial speed of 25m/s. The driver then shifts into neutral so that the truck is coasting, and the truck gradually slows to a final speed of 13m/s.

asked by KAthryn on April 8, 2013
51. ## PHYSICS

A flatbed truck of mass 2000kg traveling 20 m/s (about 45mph)carries a load of mass 500kg positioned 3 meters behind the cab. The load is kept on the truck by friction, and the coefficient of friction between the load and the bed of the truck is 0.5. What

asked by Haley on October 12, 2010
52. ## Physics

A truck on a straight road starts from rest and accelerates at 3.0 m/s2 until it reaches a speed of 18.1 m/s. Then the truck travels for 24.5 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.7 s.

asked by Kelsey on September 10, 2013
53. ## Physics

Need someone to check my work and answers: At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with a constant acceleration of 2.80 m/s2. At the same instant a truck, traveling with a constant speed of

asked by Howard on August 30, 2016
54. ## Physics

A truck on a straight road starts from rest, accelerating at 2.00 m/s2 until it reaches a speed of 32.0 m/s. Then the truck travels for 76.0 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.00 s.

asked by Anonymous on January 28, 2014
55. ## College Physics!!!

A truck on a straight road starts from rest accelerating at 2.0 m/s2 until it reaches a speed of 20 m/s. Then the truck travels for 20 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.0 s. What is

asked by Steph on October 6, 2008
56. ## physics

Ige confused, the truck driver sound the horn of the truck, which has a frequency of 260HZ. The speed of sound in air is 340m/s. an observer hears the sound while traveling in a bus toward the truck at a speed of 30m/s. a) what is the wavelength of the

asked by guli on January 14, 2010
57. ## Physics

a car and a truck start from rest at the same instant with the car initially 50m behind the truck. The truck has a constant acceleration of 2m/s^2 and the car has a constant acceleration of 3m/s^2. The car overtakes the truck after how many seconds? At

asked by Sergio on February 25, 2014
58. ## Physics

A crate of mass 43 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.47. What is the maximum acceleration a (in m/s2) the truck can have without the crate sliding off?

asked by JAYZ on October 26, 2013
59. ## Physics

At the instant a traffic light turns green, a car starts moving with a constant acceleration a of 3.05 m/s^2. At the same time a truck, traveling with a constant speed of 10.15 m/s, overtakes and passes the car. How far beyond the traffic light will the

asked by Lindsay on October 8, 2007
60. ## Physics

A wooden crate sits on the floor of a flatbed truck that is initially at rest, and the coefficient of static friction between the crate and the floor of the truck is 0.25. The driver of the truck wants to accelerate to a velocity of 20 m/s within 4.0 s. If

asked by Lauren on March 24, 2014
61. ## 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

asked by beav on March 26, 2010
62. ## Physic

A car traveling 100 km/h is 200m away from a truck traveling 50 km/h (in the same direction). Assuming constant braking acceleration, what is the minimum deceleration the car must have if it is not to hit the truck? Can someone hint me on how I can start

63. ## physics

A flatbed truck is carrying a heavy crate. The coefficient of static friction between the crate and the bed of the truck is 0.66.What is the maximum rate at which the driver can decelerate and still avoid having the crate slide against the cab of the

asked by Anne on October 15, 2010
64. ## Pre-AP Physics

A flatbed truck is carrying a heavy crate. The coefficient of static friction between the crate and the bed of the truck is 0.47. What is the maximum rate at which the driver can slow and avoid having the crate slide against the cab of the truck?

asked by Hunter on December 18, 2012
65. ## physics(shortest distance

A truck is traveling at a speed of 33.1 m/s along a level road. A crate is resting on the bed of the truck, and the coefficient of static friction between the crate and the truck bed is 0.632. Determine the shortest distance in which the truck can come to

asked by tcc on July 8, 2013
66. ## Physics

A truck is traveling at a speed of 23.0 m/s along a level road. A crate is resting on the bed of the truck, and the coefficient of static friction between the crate and the truck bed is 0.610. Determine the shortest distance in which the truck can come to

asked by Donna on October 4, 2013
67. ## Gen physics

A truck is traveling at a speed of 33.1 m/s along a level road. A crate is resting on the bed of the truck, and the coefficient of static friction between the crate and the truck bed is 0.632. Determine the shortest distance in which the truck can come to

asked by ODU ? on July 22, 2013
68. ## physics

A 4000 kg truck traveling at constant velocity and a braking force of 20000 N is suddenly applied. It takes 6 seconds for the truck to stop. a) what is the deceleration of the truck? b) what is the velocity of the truck before the brakes were applied c)

asked by jldrew on December 16, 2010
69. ## Physics

A large flatbed truck hauls a heavy wood crate as shown. The crate is not tied down and simply rests on the metal bed of the truck. Find the maximum acceleration the truck can have if the crate is not to slide along the truck bed. (Static friction is 0.5

asked by Sara on November 5, 2014
70. ## mechanics of dynamic

A thief escapes and boarded on a truck and traveled at a constant speed of 55kph. Two hours later after the truck left , a policeman pursued the truck at a constant speed of 80kph. How long it did take the policeman to catch up the thief ?

asked by von gwapo on May 31, 2015
71. ## Physics

If a young girl is in a truck that is rolling down a hill with a force of 8765 N, what force must the brakes apply on the truck to have the truck roll at a constant speed? Would she have to apply more than 8765 N or less than 8765 N to get the truck to

asked by Becca on November 19, 2006
72. ## physics

A 1200 kg car traveling north at 14 m/s is rear ended by a 2000 kg truck traveling at 25 m/s. If the truck and car lock bumpers and stick together, what is their speed immediately after the collision?

asked by Katelyn on November 2, 2016
73. ## 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.

asked by beti on February 7, 2014
74. ## physics

suppose you are driving on a straight two lane road at a constant speed of 88 km/h truck travelling at a constant speed of 104 km/h approaches you.what is the truck's velocity relative to you.

asked by pat on March 3, 2013
75. ## physics

3) A truck is traveling at 35 m/s. Because of an obstruction on the road, it is forced to stop. a) If the truck can decelerate at a constant 5.0 m/s2 how long will it take to stop? b) How far does the truck travel before it stops?

asked by Anonymous on January 30, 2012
76. ## Physics

The instant a traffic light turns green a car that has been waiting at the light starts forward with a constant acceleration of 10 ft/s^2. At the same instant a truck traveling at a constant 30 ft/s overtakes and passes the car. 1. how far beyond the

asked by Ashley on October 9, 2007
77. ## physics

A flatbed truck is carrying a 2540 kg crate of heavy machinery. If the coefficient of static friction between the crate and the bed of the truck is 0.540 , what is the maximum rate (in meters/second^2) that the driver can decelerate when coming to a stop,

asked by flagger902 on March 7, 2012
78. ## physics

A flatbed truck is carrying a 2610kg crate of heavy machinery. if the coefficient of static friction between the crate and the bed of the truck is 0.530, what is the maximum rate(in meters/second^2) that the driver can decelerate when coming to a stop in

asked by kassy on October 3, 2016
79. ## Physics

A truck of mass 7520 kg is traveling along a level road at an initial speed of 32.9 m/s and then slows to a final speed of 17.9 m/s. Find the total work done on the truck.

asked by Tarra on February 19, 2012
80. ## physics

At the instant a traffic light turns green, a car starts moving with a constant acceleration a of 4.00 m/s2. At the same instant a truck, traveling with a constant speed of 10.09 m/s, overtakes and passes the car. How far beyond the traffic light will the

asked by Brittany on December 4, 2010
81. ## physics

1.A firetruck is traveling at a velocity of +20 m/s in the x direction. As the truck passes x=63m it shoots a tennis ball backwards with a speed of 20 m/s relative to the truck at an angle of 39° from a height of 1.4 m. Neglect air resistance. At what x

asked by sandhu on November 23, 2010
82. ## physics

1.A firetruck is traveling at a velocity of +20 m/s in the x direction. As the truck passes x=63m it shoots a tennis ball backwards with a speed of 20 m/s relative to the truck at an angle of 39° from a height of 1.4 m. Neglect air resistance. At what x

asked by sandhu on November 22, 2010
83. ## physics

1.The speed of a train increased from 15 mi/hr to 25 mi/hr in a distance of 500 ft. Calculate the average acceleration in ft/s2. 2.An airplane taking off from a landing field has a run of 500 m. It starts from rest, moves with constant acceleration, and

asked by jazz on October 9, 2010
84. ## 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

asked by David on June 8, 2015
85. ## mathematics

A man drove 220 km in 3.5h. Part of the trip was at 60 kph and the rest at 65 kph. Find the time spent at the slower speed.

asked by Che on November 24, 2016
86. ## Physics

A car, in overtaking trailer, uniformly accelerated its speed from 40 kph to 90 kph in 8 seconds. Calculate the distance traveled during the period of acceleration.

asked by Unknown on August 29, 2016
87. ## physics

A truck travels up a hill with a 7.2◦ incline. The truck has a constant speed of 19 m/s. What is the horizontal component of the truck’s velocity? Answer in units of m/s.

asked by Brianna on September 18, 2010
88. ## physics

A truck travels up a hill with a 13◦ incline. The truck has a constant speed of 18 m/s. What is the horizontal component of the truck’s velocity? Answer in units of m/s

asked by Anonymous on October 1, 2015
89. ## physics

A car moving at a speed of approximately 176.5 km/h. 923 m in front of the car, there is a truck moving at a speed of 84.2 km/h in the same direction. 1.What is the name of the physical process that would occur if both vehicles kept moving at constant

asked by Sandhya on December 2, 2008
90. ## algebra

Truck A leaves a truck stop traveling at 80 km/hr. Four hours later, truck BB leaves the same truck stop traveling in the same direction at 90 km/ hr. How long does it take truck B to catch up to truck A?

asked by sydneeey on November 18, 2008
91. ## Physics

As a traffic light turns green, a waiting car starts with a constant acceleration of 6.0 m/second squared. At the instant the car begins to accelerate, a truck with the constant velocity of 21 m/ second squared passes in the next lane. HINT:Set the 2

asked by Brandon on September 17, 2008
92. ## physics

a truck with a mass of 2100 kg travels at a constant speed of 75 km/h. (a) What is the magnitude of the truck’s linear momentum? kg·m/s (b) What average force would be required to stop the truck in 7.5 s? does this have to do with f=ma or not? help

asked by ricchie on December 15, 2012
93. ## Physics/Calculus

An automobile with a mass of 1316 kg is parked on a moving flatbed railcar; the flatbed is 1.5 m above the ground. The railcar has a mass of 40,810 kg and is moving to the right at a constant speed v = 8.8 m/s on a frictionless rail. The automobile then

asked by Sarah on October 7, 2010
94. ## Physics

A truck travelling at 50 kph. It brakes retarding it at 5 m/sec. How long it will take up to stop the truck? What distance reached it when it finally stop?

asked by Ilith on November 24, 2016
95. ## dynamics

a truck traveling along a straight road at 20km/h,increases its speed to 120km/hr in 15 s. If its acceleration is constant. determine the distance traveled.

asked by chanz11 on April 18, 2012
96. ## Physics

An automobile with a mass of 1450 kg is parked on a moving flatbed railcar; the flatbed is 1.50 m above the ground. The railcar has a mass of 38500 kg and is moving to the right at a constant speed of 8.70 m/s on a frictionless rail. The automobile them

asked by Khalid on January 19, 2016
97. ## Physics 1

A truck travels up a hill with a 5.7◦ incline. The truck has a constant speed of 22 m/s. What is the horizontal component of the truck’s velocity? Answer in units of m/s. NEED HELP ASAP! ASSIGNMENT DUE IN 15 MIN

asked by Bushra on October 20, 2017
98. ## Physics

A car and a truck starts from rest at the same instant, with the car initially at some distant behind the truck. The truck has a constant acceleration of 2.1 m/s^2, and the car at 3.4 m/s^2. The car overtakes the ruck after it has moved 40.0 m. a) how much

asked by April Catubig on December 14, 2015
99. ## 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

asked by beti on February 9, 2014
100. ## Physics

A truck on a straight road starts from rest and accelerates at 2.8 m/s^2 until it reaches a speed of 16 m/s. Then the truck travels for 16s at constant speed until the brakes are applied,stopping the truck in a uniform manner in an additional 3.6 s. How

asked by Isaac on September 9, 2014