A soccer ball with mass 0.420 kg is initially moving with speed 2.00 m/s. A soccer player kicks the ball, exerting a constant force of magnitude 40.0 N in the same direction as the ball’s motion. Over what distance must the player’s foot be in contact with the ball to increase the ball’s speed to 6.00 m/s ?

Q: A nonzero net force acts on an object. Is it possible for any of the following quantities to be…

A: (a) If a nonzero force acts on the object then an acceleration acting on the object according to the…

Q: A single force of F(t) = 3t + 6 acts on a box that is initially stationary on a frictionless…

A: c. 12.0 m/s is the correct answer

Q: A 5.00 ✕ 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.900 m by a large…

A:

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough…

A: a)The magnitude of net force is,

Q: A 0.35 kg baseball is dropped from rest from a height of 3.85 m. How fast will it travel just before…

A:

Q: A 2.27-kg particle is subject to a net force that varies with position as shown in the figure. The…

A:

Q: k2 k Total force (N) 2000 1500 1000 500 Distance (cm) 60 10 20 30 40 50 Both springs are described…

A:

Q: A dart gun contains a spring of spring constant k = 17 N/m which is used to fire a dart of mass m.…

A: Given,

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A:

Q: An object with a mass of 1.93 kg is initially at rest upon a horizontal, frictionless surface. An…

A: Given data: Mass of an object is, m= 1.93 kg The object is initially at rest, vi = 0 The applied…

Q: 9. What is the velocity of a 5000 kg truck whose KE is 360 kJ? Group of answer choices 31 m/s 144…

A: Given value--- mass = 5000 kg. Kinetic energy = 360 kJ. We have to find--- velocity?

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Given:At x = 0u = 0.450 m/sMass of object, m = 3 kg

Q: When a click beetle is upside down on its back, it jumps upward by suddenly arching its back,…

A: Mass of beetle,

Q: During the pitching motion, a baseball pitcher exerted an average horizontal force of 60 N against…

A:

Q: A ball has a speed of 15 m/s. Only one external force acts on the ball. After this force acts, the…

A: Initial speed (u) = 15 msFinal speed (v) = 7 msLet the mass of ball = m

Q: Each of the boxes shown below is pulled for 15 m across a level, frictionless floor by the force…

A: In the given scenario, the floor where boxes are kept is frictionless. The mass doesn't matter since…

Q: A spring that has a force constant of 1150 N/m is mounted vertically on the ground. A block of mass…

A: Given data-               spring constant (K) = 1150 N/m               block mass (m) = 1.35 Kg…

Q: A 4.0-kg particle moving along the x-axis is acted upon by the force whose functional form appears…

A: Given: A 4.0-kg particle moving along the x-axis is acted upon by the force whose functional form…

Q: A single force of F(t) = 3t+ 6 acts on a box that is initially stationary on a frictionless…

A: a. 12.0 m/s is the correct answer

Q: A net force along the x-axis that has x-component Fx = −12.0N + (0.300N/m2)x2 is applied to a 5.00…

A:

Q: A car generating a power of (99582.78)watts is traveling on a road with a coefficient of kinetic…

A: P=99582.78 Wattv=33.57 ms

Q: a 1.5 kg object is initially at rest on a frictionless, horizontal surface and subjected to a  14.9…

A:

Q: A hand pushes block A (m= 3 kg) with a constant force Nand. A= 75 N for a distance Ax = 2 m along a…

A:

Q: A golf club strikes a 0.062-kg golf ball in order to launch it from the tee. For simplicity, assume…

A: Suppose a golf club hits a ball having mass m with the force F and the golf club is in contact with…

Q: A 5.0 kg bundle starts up a 37° incline with 145 J of kinetic energy. How far will it slide up the…

A:

Q: mass m = 0.200 kg sits on a frictionless, horizontal air track, connected to a spring with force…

A: Givenm=0.2 kgk=5 N/mInitial stretched length, xi=0.1 mRelease from restInitial velocity ,…

Q: A deep space probe of mass 4.55 x104kg  is travelling at an initial speed of 1.22 x104m/s. The…

A: Given value--- mass = 4.55 × 104 kg. initial speed = 1.22 × 104 m/s. force = 3.85 × 105 N. distance…

Q: A 6.89-kg particle is subject to a net force that varies with position as shown in the figure. The…

A:

Q: ock of mass m = 2kg slides across a flat surface with friction present. If the block starts with a…

A: We know that the  third equation of the motion is given as  v2= u2+2as here v is the final velocity…

Q: Which term refers to the transfer of energy by a force acting on an object as it is displaced? a.…

A: Given data: A force is acting on the object Object is displaced

Q: A net force along the x-axis that has x-component Fx = -12.0 N + (0.300 N/m2)x2 is applied to a 5.00…

A:

Q: Alex throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 4.5…

A:

Q: The only force acting on an object of mass 2.00 kg moving along the x-axis is shown in the figure.…

A: Consider that the area under the curve will tell the impulse that is needed to separate -Ve and -ve…

Q: A net external force is applied to a 6.85-kg object that is initially at rest. The net force…

A: Given: Mass, m = 6.85 kgThe graph between force and displacement is given.Find: Speed of the object…

Q: A net external force is applied to a 6.85-kg object that is initially at rest. The net force…

A: From the work-energy theorem, the work-done is equal to the change in kinetic energy. Therefore,…

Q: An Atwood’s machine is set up by suspending two blocks connected by a string of negligible mass over…

A: The acceleration (a) of the block of mass m = 3 kg be calculated as, F=maa=Fm=30 N-20 N3 kg +2 kg=10…

Q: A robot drops a 1.2kg package from the roof of a building 12.4m tall.  Ignoring wind resistance,…

A: Given , mass = 1.2 kg height = 12.4m We know that g = 9.8 m/s2

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.870 m/s  encounters a rough…

A: (a)  Write the expression for net force on the crate .

Q: A 4.00-kg particle is subject to a net force that varies with position as shown. The particle starts…

A: From the force versus displacement or position graph, the area under the curve equals the work done…

Q: A net external force is applied to a 4.51-kg object that is initially at rest. The net force…

A: Given data: Mass (m) = 4.51 kg Initial velocity (v0) = 0 m/s Displacement (s) = 20.0 m…

Q: A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.…

A: Area under force-displacement graph will give the work done.Area under graph from x=0 m to x=5 m is,

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough…

A:

Q: A ball of mass m =1.80 kg is released from rest at a height h = 65.0 cm above a light vertical…

A: (a)   From the equation of motion, the speed of the ball just as it touches the spring can be…

Q: A massless spring with spring constant k = 400N/m is placed on a platform which is inclined with…

A: Given,

Q: A 0.07 kg hockey puck slides across an icy surface and experiences a small friction force of 0.08 N…

A:

Q: A bolt gun has a spring of spring constant k = 14 N/m which is used to fire a bolt of mass m. The…

A:

Q: An office worker smacks a table, bringing his hand to rest in 0.0025 seconds from an initial speed…

A:

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.