A 8.00 kg bowling ball falls froma 3.50 m shelf. Just before hitting the floor, what will be its kinetic energy? (g=9.80 m/s2 and assume air resistance is negligable).

Q: A0.13-kg ball is thrown upward with an initial speed of 19 m/s, Calculate the gravitational…

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Q: A basketball player makes a jump shot. The 0.550-kg ball is released at a height of 1.90 m above the…

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Q: A 70.00 kg jumper leaves the ground with a vertical velocity of 5 m/s. c.) What is his minimum…

A: Given that  Mass of jumper =70kg Initial velocity =5m/s

Q: A basketball player makes a jump shot. The 0.600-kg ball is released at a height of 2.01 m above the…

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Q: A basketball player makes a jump shot. The 0.600-kg ball is released at a height of 2.01 m above the…

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Q: child going sledding gets pushed by her parent until she had a speed of 10 m/s. She then starts down…

A: a) Energies considered in this system 1) Kinetic Energy of sled 2) Potential Energy of the total…

Q: Problem 2. Power A 3.00 x 102 Watts electric wheelchair and its occupant has a combined mass of 175…

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Q: A0.118-kg ball is thrown upward with an initial speed of 27 m/s , Calculate the gravitational…

A: mass of ball (m) = 0.118 kg Initial upvards velocity (v) = 27 ms

Q: 1. a) Calculate the work done when a truck pulls on a load at a 35° angle with a force of 4000 N and…

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Q: 4) A roller coaster of mass 80.0 kg is moving with a speed of 20.0 m/s at position A as shown in the…

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Q: A 240-kg roller coaster reaches the top of the steepest hill with a speed of 5.60 km/h. It then…

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Q: A rock comes loose from a cliff 40.0m above the ground below. The rock has a mass of 30kg. Using…

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Q: 1) A freight plane has a total mass of 4.00 x 105 kg (including cargo). It starts from rest at sea…

A: Given, Mass of freight plane (M) = 4×105kg  Initial speed (u)= 0 m/s  Initial height(hi) = 0 m (…

Q: e roof, descends another vertical 7.0-meter ladder, and returns to his starting location on the…

A: GivenMass of carpenter, m=75 kgHeight of ladder, h=7 mDistance travelled on roof, d=12 m

Q: 5. Water is pumped to a 43 m tall water reserve tower for a small municipality at a rate of 342.0…

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Q: "25 kg bear slides, from rest, 8 m down a Lodgepole Pine tree, moving with a speed of 5.6 m/s just…

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Q: determine the final speed of the box (in m/s) after sliding across the rough section of fl

A: Decrease in kinetic energy is equal to the work done by friction. Ki-Kf=Wf Here Ki is the initial…

Q: A ski lift consists of a rope that the skiers hold on to. The rope pulls the skiers up a 250 m long…

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Q: A student drops a book from a window. It falls to the ground 5.27 m below. How fast is it going…

A: given, Height(hA ) = 5.27 m

Q: Find the work done in joules by gravity as an object of the mass m=8 kg is raised up at constant…

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Q: A car of wheat weight 120 kg . To what height should it be raised so that potential energy is 2320…

A: Given data The weight of the wheat car is given as m = 120 kg. The potential energy is given as PE…

Q: On the y-axis (Free Fall, thus FG = W =mg), a 9 kg object is released from 15 m. a. Calculate the…

A: Here we have to use formula for calculating work done that is given as  W= F.dr Here F is force  dr…

Q: At Schlitterbahn, a 75.0 kg person rides a 12.0 m high water slide. If dissipative forces do -6.25 x…

A: Visualize the Problem:

Q: los ) 12. A rope is used to pull a metal box 15.0 meters across the floor. The rope is held at an…

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Q: A 1000kg elevator accelerates upward at 1.0m/s2 for 10m, starting from rest. (a) Draw a before and…

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Q: 6. A 70.0 kg pole- vaulter converts the kinetic energy, of running at ground level, into potential…

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Q: 60g ball is shot from the top of a cliff at a speed of 20.0 m/s. this ball lands on the ground below…

A: Given Data: The mass of the ball is: m=60 g The initial speed by which ball shot from the cliff is:…

Q: An advertisement claims that a(n) 1600 kg car can accelerate from rest to 26 m/s in 8.4 s. Given:…

A: Given Mass of the car is given as m=1600 kg Initial speed of the car is vi=0 Final speed of the car…

Q: A 150-N crate slides with constant speed a distance of 10 m downward along a rough slope that makes…

A: The crate, having a 150 N weight is sliding down the incline at a constant speed. This means that…

Q: A 0.200-kg particle has a speed of 1.50 m/s at point and kinetic energy of 7.10 J at point Ⓡ. (a)…

A: Given  Mass , m = 0.200 kg  Speed at point A , VA = 1.50 m/s  Kinetic energy at point B , KB = 7.10…

Q: 4. This Olympic skeleton athlete slides down an icy track head first. The track has many twists and…

A: The total energy at the top will be the potential energy of the athlete. The athlete needs to…

Q: How much work is done by gravity when dead lifting a 100.0 kg barbell 81.54 cm from the floor to hip…

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Q: A 210.0 lb hiker is able to ascend a 1,100.0 ft high slope in 30 minutes. What was the average power…

A: The given data are listed below with appropriate variables. Here, W denotes the weight, h denotes…

Q: In order to test energy principles, I decide to do the following experiment with my son at the…

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Q: A 98 kg bicyclist traveling 15 m/s coasts up a 5 m high incline. After reaching the top of the…

A: Given: Mass of bicyclist, m=98 kg Speed of bicyclist at bottom, u=15 m/s Speed of bicyclist at top…

Q: A roller coaster starts with a speed of 4.1 m/s at a point 51 m above the bottom of a dip.…

A: Initial height is Initial speed is Final height is Find:Final speed or speed at the final height.

Q: A 5 kg block slides along a track from one level to a higher level, by moving through an…

A: The mass of the block, m is 5 kg. The initial potential energy of the block, PEi is 150 J. The…

Q: Starting from rest, a 20.kg boy slides down from a slide that drops through a height of 2.2m with…

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