Question 17 of 32 A boy is trying to roll a bowling ball up a hill, as shown in the image below. If friction is ignored, what is the minimum initial velocity that the ball must have for it to reach the top of the hill? (Recall that g = 9.8 m/s²) 22.5 m A. 28 m/s t

Q: 6. A box of oranges (mass 25.0 kg) slides down a loading ramp inclined at 35.0° to the horizontal…

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Q: 12. Your friend's Frisbee has become stuck 16 m above the ground in a tree. You want to dislodge the…

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Q: Sam, whose mass is 77 kg , takes off across level snow on his jet-powered skis. The skis have a…

A: mass = 77 kg thrust = 150 N coefficient of friction = 0.1 t = 9 sec

Q: In the figure, a 3.9 kg block slides along a track from one level to a higher level after passing…

A: Given: Mass,m=3.9kgInital velocity,v0=7m/sHeight,h=0.92mCoefficient of Kinetic…

Q: At a water park, a 50.0 kg child goes down a water slide. At a point 3.00 m above the splash pool,…

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Q: A ball with a mass of 0.55 kg roll across the tabletop with a speed of 3.2 m/s. When the ball…

A: SOlution: Given that mass m = 0.55 kg speed v = 3.2 m/s h =1.2 m

Q: A child and sled with a combined mass of 53.9 kg slide down a frictionless slope. If the sled starts…

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Q: A child and sled with a combined mass of 29.8 kg slide down a frictionless hill, starting at the…

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Q: A child and sled with a combined mass of 28.6 kg slide down a frictionless hill, starting at the…

A: Given Data Combined mass of the child and the sled is m=28.6 kg Initial speed of the sled is vi=0…

Q: 71.0-kg skier starts from rest from the top of a 55-m high slope.  What is the speed of the skier on…

A: Given: The mass of the skier is 71 kg. The height of the skier is 55 m. The initial speed of the…

Q: Gayle runs at a speed of 3.20 m/s and dives on a sled, initially at rest on the top of a…

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Q: A coin is tossed straight upward into the air so that it reaches a maximum height after 4 s (neglect…

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Q: A 60.0 kg skier with an initial speed of 12.0 m/s coasts up a 2.50 m high rise as shown above.  Find…

A: Given

Q: A wagon with its passenger sits at the top of a hill. A strong wind suddenly rolls the wagon 188m…

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Q: A package with a mass of 40.0 kg slides down a smooth ramp with negligible friction. The package…

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Q: A 600 kg roller coa sters starts at A and moves to B and then to C under the influence of gravity…

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Q: 1. If a 13.00kg dog starts from rest and slides down the water slide, which has a height of…

A: 1) Given m=13 Kg (mass of dog) h1=8 m  From conservation of energy Now potential energy of dog at…

Q: In the figure below, a frictionless roller coaster crosses the first hill of height h = 55.5 m with…

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Q: Jessica pulls her sister Katie in a wagon. The wagon and Katie together have a mass of 28.5 kg.…

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Q: On the roller-coaster shown, a car is pulled up to point 1, where it is released from rest and moves…

A: Let H denote the height of point 1, h denote the height of point 4, m denote the mass of the…

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 6.00 kg a distance x = 15.0 m…

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Q: A 53.0-kg skier starts from rest from the top of a 65-m high slope.  What is the speed of the skier…

A: In the given question We have to determine the speed of the skier on reaching the bottom.

Q: A child on a sled with a total mass of 45.0 kg slides down an icy hillside with negligible friction.…

A: The vertical height of the hill is about 0.46 m. Here, we use conservation of energy and solve for…

Q: A 2.1 x 103-kg car starts from rest at the top of a 5.5-m-long driveway that is inclined at 15° with…

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Q: <HW 13 Problem 8.30- Enhanced - with Hints Three cars are driving at 24.0 m/s along the road shown…

A: The speed of all the cars is 24.0 m/s. The coefficient of the kinetic friction is 1.00. The radius…

Q: A box of mass 2.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

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Q: 235 kg roller coaster is at the top of a hill with a velocity of 5.60 m/s from a height of 100.0 m…

A: According to conservation of energy Total energy of isolated system remains constant.

Q: A skier starts from rest at the top of a rictionless incline of height 20.0 m, as shown in the…

A: Given data as per question Friction between skis and snow =0.209 Calculation speed at bottom at…

Q: 4) The total mass of the sled and the driver on it in the figure is 125 kg. The driver is moving up…

A: Explanation and solution shown in the picture below

Q: A child on a sled starts from rest at the top of a 20.0° frictionless slope that is 100m long. What…

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Q: A truck (m = 10000 kg) is traveling at a speed of 30 m/s (about 70 mph) down the Kailua side of the…

A: Given  Mass of truck m=10000kg Initial height h1=10m Initial velocity v1=30m/s Final velocity…

Q: A cyclist coasts up a 10.0 degree slope, traveling 20.0 m along the road to the top of the hill. If…

A: Given:Initial speed,  u= 9.00 m/sAngle,  θ = 100Distance  d = 20 m

Q: A 60.0 kg skier with an initial speed of 16.5 m/s coasts up a 2.50 m high rise as shown in the…

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Q: H=0-

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Q: Question 23 Two frisky otters slide down frictionless hillsides of the same height but different…

A: height of hill for both the otters = h θ1 = 30oθ2 = 60oLet the mass = m

Q: 7. An 8.00 kg block is released from rest and slides 1.60 m down a 40° slope. Its speed at that…

A: Given : Mass of block , m= 8 kg Distance , x =1.6 m  Speed , v= 4 m/s   Normal force , N=mgcosθ Plug…

Q: A skateboarder at a skate park rides along the path shown in the following figure. If the speed of…

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Q: From the diagram below, what is the speed of the block when it reaches point A at the lowest point…

A: Given data: The mass of the block, m=2.0 kg. The initial speed of the block, vi=5.0 m/s. The…

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: An urban myth states that a penny dropped from the top of the Empire State Building (1440 ft tall)…

A: According to the Newton's law of motion , the final velocity is calculated by using the formula…

Q: A0.28-kg rock is thrown vertically upward from the top of a cliff that is 31 m high. When it hits…

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Q: A car traveling at 22 m/s runs out of gas while traveling up a 200 slope. How far up the hill will…

A: The total mechanical energy of the car must be conserved. Take the initial point as the starting…