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Q: A body of mass m at rest on the top of a smooth incline slides down. If the height of the incline h…

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Q: Calculate the average force a bumper would have to exert to bring a 1000-kg car torest in 20 cm when…

A: Given data: The mass is m = 1000 kg The initial speed is u = 8 m/s The displacement is h = 0.20 m…

Q: A 20 kg box is pushed on a flat horizontal floor with a frictional force of 5 N. How far will the…

A: mass of box = 20 Kg Frictional force = 5 N acceleration = - friction/mass  = - 5 /20  = - 0.25 m/s2…

Q: A5 kg object under the influence of a varying force F as shown in figure. If the object start from…

A: From the graph, we first need to find the work done on the 5 kg object The area under the force vs…

Q: What average force is required to push a 20-kg stroller with your toddler in it for 5 seconds if the…

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Q: How large a force is required to accelerate a 1600 kg car from rest to a speed of 30 m/s in a…

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Q: A 3.00 x 102 kg piano is being an apartment 10.0 m above the g

A: GivenMass of piano, m=3×102 kgApartment height above ground, h=10 mPower , P=4×102 W

Q: what is the player’s acceleration? How far did he slide?

A: Mass of block, m=100Kg Initial speed, vi=6.4m/s Coefficient of kinetic friction, μ=0.46

Q: Papa Smurf (whose mass is 1kg) is sliding at 1.0 m/s over an icy pond that has no friction.  A force…

A: From Newton’s 2nd law, the expression of the force is given as, Here, m and a represent the mass…

Q: A 2kg mass is launched upward initially at 12.1 m/s. A drag force of 0.7v opposes the motion (where…

A: Given that: Mass of the object, m=2 kg Drag force, F drag=0.7v initial velocity u=12.1 m/s Let time…

Q: The figure shows a 100-kg block being released from rest from a height of 1.0 m. It then takes 0.64…

A: Given: The height of the 100 kg object from the ground is  m. The initial velocity of the system is…

Q: Let's say, you went to Planet B. You took out a 100-g ball, released it from rest from a height of…

A: In the question it is given that the Mass of the ball m=100g=0.1kg initial height of the ball h=10m…

Q: A 1000 kg car traveling at a speed of 40 m/s skids to a halt on wet concrete where μk = 0.60. How…

A: Given data: Mass of the car m=1000 kg Initial speed u =40m/s Coefficient of kinetic frictionμk=0.60

Q: When a 2 lb force acts on a 500 qram object that is able to move freely, the object will have: O a…

A: force = 2 lb mass = 500 g

Q: A student exerts a force of 48.0 N to compress a spring 5.50 cm. The force constant for the spring…

A: Given data:  Force (F) = 48.0 N Comparison in spring (x) = 5.50 cm Required: Force constant (k) for…

Q: Two balls are connected by a spring: m1, X1 m2 , X2 k, l in Calculate the force (positive, in…

A: We know the magnitude of spring restoring force is given by, Fs = k∆x, Where k is spring constant of…

Q: When a family of four with a total mass of 200 kg steep into their 1200 kg car, the can springs…

A: Given: The mass of the steep is 200 kg. The compression in the spring is 3 cm. The mass of the car…

Q: If drag produces an opposing force of 10 N while the ball's falling, what is the ball's speed, vf in…

A: There should be value of height H mentioned in the question. Since it is not given, let us take it…

Q: A 75.0 kg skier slides down a 75.0 m high slope without friction. The velocity of the skier at the…

A: Given values: Mass of the skier, m=75.0 kg Height of the slope, h=75.0 m Acceleration due to…

Q: A force of 15N acts on a body of mass 2kg. Calculate the acceleration produced. A 7.5 ms 2 B 30 ms 2…

A: Given data,        Force  =   F        Mass   =  m      To find,          Acceleration

Q: what is the speed as it leaves her foot traveling in the opposite direction?

A: According to Newton's Second law of motion , we can write that…

Q: A škydiver weighing 170 lbf (including equipment) falls vertically downward from an altitude of 6000…

A: Given: Weight of skydiver=170lbf Falling at an Altitude of 6000 ft. t1=11s of freefall…

Q: A little toy car is powered by a CO2 cartridge that produces a thrust force according to the…

A: Given:- Fthrust(t) = 6.0N e-0.2t. The car also has a friction coefficient of 0.05 due to the wheels…

Q: Shown below is a graph of a force applied to a small object as a function of time. If the object has…

A: We have Force v/s time graph for an object of mass m=5 kg. If we divide the y-axis of the graph by 5…

Q: The friction force that a horizontal surface exerts on a 62 kg object is 23 N. If the initial speed…

A: Given data The mass of the object is m = 62 kg. The force applied to the object is F = 23 N. The…

Q: A car travelling at a horizontal path (starting from rest) encounter a resistance four times its…

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Q: The velocity of a body of mass 20 kg increases from 5 m/s to 20 m/s in a distance of 100 m. The…

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Q: Calculate the force produced during a pushup for the following person: Mass of person = 58.9kg arm…

A: The expression for the force produces during the push up is F = mg Use the given values F=58.9 kg9.8…

Q: If a net horizontal push of 132 N is applied to a person applied  with mass 60 Kg who is resting on…

A: Given The net horizontal force applied to a person is F=132 N. The mass of a person is m=60 kg.…

Q: A 10 kg object is released at the top of a building 100 m high, If the force of air resistance is on…

A: Given  m=mass of object=10Kg h=height=100m Fair=air resistance=30N

Q: The force that causes the object to move back toward its equilibrium point is called a(n) none of…

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Q: Super Hamster stands with a mass of 1.5 kg and saves the Earth by moving a comet which has a mass of…

A: mass of hamster (m) = 1.5 kg Mass of comet (M) = 8.2×106 kg Initial speed of comet = 0 m/s final…

Q: The muzzle velocity of a typical 500 g spud is 25 m/s . The force given by the spud is K/(x+.09)…

A: Work done on spud = change in kinetic energy                ∫F→.dS→ =KFinal-KInitial…

Q: How large a force is required to accelerate a 1600 kg car from rest to a speed of 30 m/s in a…

A: Given data:  Mass (m) = 1600 kg Initial velocity (u) = 0 m/s Final velocity (v) = 30 m/s Distance…

Q: A car of mass m=1500kg is on an icy driveway inclined at an angle 0 = 53° as in Figure. What is the…

A: Given  Mass of car m=1500 kg θ=53

Q: A shopper in a supermarket pushes a loaded cart with a horizontal force of 10 N. If the cart has a…

A: Given value--- applied force = 10 N. mass = 30 kg. time = 3 sec. initial velocity = 0 m/sec. We…

Q: A 1.3 kg particle moving along the x-axis experiences the force shown in the figure. The particle's…

A: Given Mass m = 1.3 kg Velocity vo = 4.0 m/s

Q: bowling ball is dropped from the top of a building that has a height of h = 155 m. 1.Assuming air…

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Q: The only force acting on a 2.0-kg object moving along the x axis is shown. If the velocity vy is…

A: Given:mass of the object m = 2 kgfinal velocity vf = ?initial velocity at t=0vi  = 2 m/s

Q: "Is a force that tends to restore the object to the equilibrium position, this is a definition to"…

A: The restoring force is a force which acts to bring a body to its equilibrium position. The restoring…

Q: A 1800 kg car traveling at a speed of 13 m/s skids to a halt on wet concrete where μk = 0.30.    How…

A: Consider the weight of the car be w, mass of the car be m, the normal reaction of the car be N, the…

Q: Calculate the fall length for a factor 0.2 fall if the rope length is 50 m. 10 m 20 m 15 m 05m

A: Fall factor is the fall length divided by the rope length. So, fall length = fall factor × rope…

Q: The force, expressed in newton, experienced by a 2.5 kg object is described by the following…

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Q: A bicyclist and his bicycle have a mass of 105 kg. What forces is necessary to bring him to rest…

A: Data given:Mass of the bicyclist, m = 105 kgInitial velocity, u =  25 m/sec.Final velocity, v = 0…

Q: A wooden box with a mass of 50kg reaches v = 4m/s after translating to the right by five meters.…

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Q: A 2kg object is moving horizontally with a speed of 4m/s. how much net force is required to keep the…

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Q: A bucket of water with a mass of 5 kg is accelerated upward by cord of negligible mass having a…

A: Ans:- Image-1

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.