a. At what minimum distance should the brakes be applied to avoid a collision with the other vehicle? b. If the distance between the vehicles is initially only 30.0 m, at what speed would the collision occur?

Q: The 1-kg ball is thrown at the suspended 26-kg block with a velocity of 9 m/s. If the time of impact…

A:

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A: Given:Mass of the ball = 0.150 kgDistance moved by the ball before leaving from the hand = 1.45…

Q: A locomotive engine of mass 1.80*10^5kg starts from rest on horizontal train tracks. The locomotive…

A: GivenMass of the locomotive mL = 1.80 x 105 kgInitial velocity of the locomotive uL = 0 m/sMass of…

Q: 9. A 100 kg-motorcycle at rest starts to move from point A with a constant acceleration. At that…

A: According to kinematics  S=ut+(1/2)at2 u=Initial speed t=time S= distance travelled a=constant…

Q: Eric is driving his scooter to soccer practice. his speed is 35 mph. splat! A mouth smashes against…

A: Newtons Third Law: As per Newton's third law for every action, there is an equal and opposite…

Q: Yesterday I went on a sled. I was sliding with a speed of 3.0 m/s across a pond covered with ice. My…

A:

Q: 2 A block with a mass, m = as shown to the right . a. Calculate the magnitude of the normal force on…

A:

Q: A man pushes on a brick wall. With what amount of force does the wall push back on the man? a…

A: 1) a man pushes on a brick wall Let the force exerted by the man on the brick wall = F

Q: A football punter accelerates a football from rest to a speed of 15 m/s during the time in which his…

A: Given:Initial speed of the ball, u = 0 m/sFinal speed of the ball, v = 15 m/sTime of contact, t =…

Q: What is the magnitude of the average force, in newtons on a 0.022 kg bullet to accelerate it to…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A 10.0-kg object is initially moving with a velocity of 20.0 m/s to the north and is acted on by a…

A: mass, m = 10 kg  initial velocity, u = 20 m/s  final  velocity, v = 12 m/s  distance, d = 30 m

Q: A 1540-kg car is traveling with a speed of 12.4 m/s. What is the magnitude of the horizontal net…

A:

Q: A football punter accelerates a football from rest to a speed of 11 m/s during the time in which his…

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A:

Q: 2. You pull with a force of 255 N on a rope that is attached to a block of mass 30 kg, and the block…

A:

Q: A person stands on a scale inside an elevator at rest (see the figure below). The scale reads W =…

A: Given Data: Initial speed of elevator is zero. Reading of scale when elevator is at rest W=895 N…

Q: A boy standing on a frictionless ice rink is initially at rest. He throws a snowball in the…

A: As the boy throws the snowball, he exerts a force on the snowball in the forward direction along the…

Q: a. You are a newly graduated astronaut preparing for your first trip into space. Plans call for your…

A: For part a) Velocity= 500 m/s time 2.40 minutes weight= 735 N = 75 kg                   (as, 1 kg =…

Q: A teenager is pushing a cart.  There is no friction between the cart and the ground. Mass of the…

A: (1) From Newton’s 2nd law, Here, m and a represent the cart's mass and acceleration of the cart ,…

Q: A 95.5 kN car is traveling at 70.9 mph when the driver decides to exit the freeway by going up a…

A:

Q: A train is traveling up a 2.68" incline at a speed of 4.30 m/s when the last car breaks free and…

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Q: A football punter accelerates a football from rest to a speed of 15 m/s during the time in which his…

A: the average force is, Fav=mv-ut

Q: A 50.0 kg driver is riding at 35.0 m/s in her red sports car when she must suddenly slam on the…

A: Given, mass of driver =m=50 kg riding speed=U=35 m/s As we know that impulsive force =change in…

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A: The expression for the net force is,

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A: According to the company policy, first three parts would be answered. Please post the rest…

Q: Starting from rest, a   57.0 kg woman jumps down to the floor from a height of   0.740 m, and…

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: