A sled is given a shove up a frictionless 60° incline. It reaches a new plateau 10m higher than it was at before and is moving at half the speed it originally was after the push. What was its original velocity due to the push? Group of answer choices

Q: 2. A 2.0-kg block was released from rest at point A. It then moves through point B until it finally…

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Q: A skier starts stationary at the top of a 20 m long slope and begins to descend. The skier's…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: a body with a mass of 73 kg is dropped from a height of 700 m without initial speed. As it falls,…

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Q: Joe Biden feebly pushes a box of his successful accomplishments up a long 20° frictionless incline…

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Q: You kick a ball vertically from the ground and give it an initial velocity of = 30 m/s. Vi Find the…

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Q: A 5.3 kg block initially at rest is pulled to the right along a frictionless, horizontal surface by…

A: In this question we have to find the distance travelled by the block.

Q: A doctor pushed a 16-kg sled along the horizontal snow-covered ground by a horizontal force of 24 N.…

A: The required free body diagram is,

Q: A railroad handcar is moving along straight, frictionless tracks with negligible air resistance. In…

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Q: A car traveling at 20 m/s crashes into a bridge abutement. Estimate the force on the driver if the…

A: The amount of force applied on an object for a particular duration of time, such that it produces a…

Q: A block slides along a track from one level to a higher level after passing through an intermediate…

A: Given: h=1.0 m v0=7.0m/s μk=0.6

Q: You are working for the Highway Department. In mountainous regions, highways sometimes include a…

A: Consider the free-body diagram of the truck on the inclined lane as follows.

Q: A worker applies a constant horizontal force of100 N to a block on a smooth horizontal surface. The…

A: Given Data: The force applied is, F = 100 N. The distance moved is, d = 8 m. The time taken is, t =…

Q: A fisherman casts his bait toward the river at an angle of 25°. As the line unravels, he notices…

A: Given: The angle is ϴ = 250. The height is h = 1 m.

Q: 2. A 2.0-kg block was released from rest at point A. It then moves through point B until it finally…

A:

Q: A box is projected upward onto a ramp that has a 15 degree incline. I know knows that it starts with…

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Q: An object of mass mm is at rest at the top of a smooth slope of height h and length L. The…

A: Given: mass = m length of ramp = L height of ramp = h

Q: A five-kilogram object A moves on a thirty-kilogram object B with a friction coefficient of 0.3.…

A: Given:- The mass of the block A is m = 5kg the mass of the block B is m =30kg  a friction…

Q: Chapter 08, Problem 022 Your answer is partially correct. Try again. A 54 kg skier starts from rest…

A: Given data: Mass m = 54 kg Height H= 23m Angle θ=27°

Q: A model rocket is launched from the ground at rest. The acceleration of the rocket is å = 90 ŷ– .…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 2. A 2.0-kg block was released from rest at point A. It then moves through point B until it finally…

A: The energy possessed by an object , when moving at a velocity v is known as the kinetic energy of…

Q: A child’s sled has rails that slide with little friction across the snow. Logan has an old wooden…

A: a) To determine the final velocity,

Q: 2) Swimmers at a water park have a choice of two frictionless water slides as shown in the figure.…

A: Given : h1 = h2 = h

Q: A penguin slides at a constant velocity of 1.4m/s down an inclined sandy surface. The incline slopes…

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Q: A 61 kg student runs at 5.5 m/s, grabs a hanging rope, and swings out over a lake. He releases the…

A: Given,  mass, m= 61 kg, initial velocity, u= 5.5 m/s, and length of the rope, l= 10 m.

Q: 2) Swimmers at a water park have a choice of two frictionless water slides as shown in the figure.…

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Q: A box of mass 8.0 kg slides to the right on a frictionless horizontal surface with a velocity of 3.0…

A: Given: The mass of the box is 8.0 kg. The velocity of the box is 3.0 m/s. The distance moved with…

Q: M Review A 2000 kg car traveling at a speed of 32 m/s skids to a halt on wet concrete where uk =…

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Q: A man standing on a lift throws a ball upwards with the maximum initial velocity he can and is found…

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Q: A car starts out from rest at the location x= 0 m and accelerates. At the moment it passes the…

A: Given:A start from rest and acceleratesSpeed is 14 m/s at distance 280 m and at Green parkCar stays…

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A: The area under the force vs position graph gives the impulse on the object. The impulse acting on…

Q: A 59 kg skier starts from rest at height H = 20 m above the end of a ski-jump ramp (see the figure).…

A: To solve the question, we have to find the speed of the jumper at the end of the ramp, and then…

Q: At a NASA research center free-fall research is performed by dropping experiment packages from the…

A: Given: Height of evacuated shaft (h) = 145 m.

Q: Mike uses a block sliding down an inclined plane to estimate the coefficient of kinetic friction,…

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Q: In the figure below, a horizontally moving block can take three frictionless routes, differing only…

A: We have a block of mass say m and velocity v which has 3 possible routes to reach the finish line.…

Q: A 4.0 kgkg block sits at rest on a frictionless horizontal table. A 14 NN horizontal force is…

A: Given data The mass of the block is m = 4 kg The magnitude of the force applied is F = 14 N The…

Q: The two ramps shown are both frictionless. The heights y, and y, are the same for each ramp. A block…

A: mass of block = m surface type = frictionless initial height of mass m in each case = y1final height…

Q: Please solve Part A only.

A: Let v be the velocity of the ball when sam releases it. Let s be the displacement of the ball before…

Q: A fireman of mass m slides a distance d down a pole. He starts from rest. He moves as fast at the…

A: Given data: Mass of fireman, m=75 kg d=2.5 m; h=1.0 m

Q: 4. A block at the bottom of a frictionless incline is given an initial velocity of 4 m/s up the…

A: The free-body diagram of the block is shown below. Here, a is the acceleration, N is the normal…

Q: Question 10 A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high.…

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Q: pole vaulter is momentarily motionless as he clears the bar, which is set 4.2 m above the ground. He…

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Q: You have a new internship, where you are helping to design a new freight yard for the train station…

A: The spring constant for the first spring,   The spring constant for the second spring,   The mass…

Q: A box starting from rest slides down from the top of a frictionless plane which is 3m long and…

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Q: A study of bluefish locomotion found that their tail motion produces an average thrust of 0.65 N.…

A: Given data: Thrust F = 0.65 N mass of fish m = 2.0 kg Initial velocity u = 0.85 m/s Covered distance…

Q: A 51 kg skier starts from rest at height H - 26 m above the end of a ski-jump ramp (see the figure).…

A: mass = 51 kg H = 26 m Using conservation of energy to find the velocity of skier at the end of the…

Q: A 4-pound rock is thrown vertically with an initial velocity of 64 feet per second. a) Set up an…

A: Given  Gravity acceleration = g =9.8 m/s  Mass of rock =4 pound =1.81 kg  Velocity initial = vi = 64…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!