A 5.34 kg ball is thrown upward with an initial speed of 13.77 m/s. Ignore air resistance when answering the following questions. What is the ball's initial kinetic energy?  What is the ball's kinetic energy when it reaches its maximum height?  What is the ball's gravitational potential energy (relative to Earth's surface) when it reaches its maximum height?  What is the ball's maximum height?  What is the ball's kinetic energy just before it returns to your hand?

Q: A 0.25 kg ball is suspended from a light 1.5 m string. The string makes an angle of 29° with the…

A: Given data: The mass of the ball is m = 0.25 kg The length of the string is L = 1.5 m The angle is…

Q: A brick lies perilously close to the edge of the flat roof of a building. The roof edge is 50 ft…

A: when an object of mass m is lifted by height h above the ground then its potential energy increases…

Q: 14. A 0.3 Kg ball is initially at rest at the top left side of a frictionless incline plane: The…

A: We know that energy of system remains conserved. The gravitational potential energy at top is the…

Q: A 2-kg brick is thrown downward from a height ?1 = 15 m to ?2 = 10 m. The initial kinetic energy of…

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Q: A 65.0 kg skateboarder passes a point P that is 4.75 m above the bottom of the hill with a speed of…

A: Given,mass of skateboarder, m = 65.0 kg Height of point, P,hp = 4.75 m velocity at point P, vp =…

Q: 3. The energy needed to increase the speed of a certain car from 22 m/s to 54 m/s is 2900 kJ. a)…

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Q: What is potential energy? Provide a simple explanation. b) An apple on a tree is hanging 3m from…

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Q: A 0.60 kg object travels from point A to point B. If the speed of the object at point A is 5.0 m/s…

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Q: A brick lies perilously close to the edge of the flat roof of a building. The roof edge is 50 ft…

A: The potential energy of a mass M at a height h above the ground is given by, U = Mgh Where, g = 32.2…

Q: A ball of mass 2.12 kg is tied to a string of length 4.15 m as shown in Figure P6.50. The ball is…

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Q: 1) a) Define what is meant by mechanical work. b) Explain how the principle of conservation of…

A: Let, W - Work done F - Force d - Displacement P.E - Potential energy K.E - Kinetic energy

Q: A soccer ball hits the goalie's hands with a horizontal velocity of 38 m/s. The mass of the soccer…

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Q: A 3 kg ball falls from height of 14 m. What willbe potential energy of the ball after 1 second?  Use…

A: given data,  mass of the ball , m = 3 kg initial height , h = 14 m  gravitational acceleration , g =…

Q: A curious little girl held a 0.23-kg stone 1.2 m above the top edge of a water well and then dropped…

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Q: A baseball with a mass of 0.150kg is tossed upward with a speed of 42.0m/s. Taking the launch point…

A: When the ball is at its maximum height than its velocity in vertical direction is zero. Apply the…

Q: Q5. A stone weighing 1 kg is dropped from rest from a height of 4 mabove the ground. When it has…

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Q: A 9 kg ball is dropped from a height of 3.0 m.  Determine the speed of the ball just before it hits…

A: According to the work Energy theorem W=12m(v2-u2)  where u= initial velocity v= final velocity m=…

Q: A 3 kg ball falls from height of 14 m. What will be potential of the ball after 1 second? Use g =…

A: Given that: Mass of ball, m=3 kgInitial height, h1=14 mTime, t=1 sg=9.8 m/s2

Q: . A 0.10-kg steel ball drops to the floor from a height of 2.0 m and then rebounds to a height of…

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Q: How high must the body be lifted to gain an amount of potential energy equal to the kinetic energy…

A: Given data: Speed (v) = 20 m/s g = 9.8 m/s2 Potential energy is equals to kinetic energy

Q: 5. A 0.50-kg ball is thrown vertically upward with an initial speed of 16.0 m/s. What is the kinetic…

A: Given Mass of ball = m = 0.50 kg initial velocity= u = 16 m/s We have to calculate the kinetic…

Q: 130 kg ball is sliding along a homemade roller coaster at a height of 90 cm and with a speed of 0.35…

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Q: You throw a 24.0 NN rock into the air from ground level and observe that, when it is 14.0 mm high,…

A: weight = 24 N mg = 24m = 24/9.8 m = 2.45 kg H = 14 m V = 16 m/sA)Using work energy theorem…

Q: A car of weight 100 kg. To what height should it be raised so that potential energy is 1230 J? Take…

A: Given  Mass (m) = 100 kg  Potential energy (PE) = 1230 J    Gravitational Potential energy is given…

Q: How much potential energy does a person of mass 57 kg have if they are standing at the top of a…

A: Potential energy is given by  U = mgh  m = 57kg,   h =62.4 m ,  g = 9.81 m/s2  U = 57*9.81*62.4 =…

Q: A pirate captain forces a prisoner to walk the plank. As the prisoner is walking, they have 50 J of…

A: Kinetic energy of prisoner = 50 J  Potential energy of prisoner = 100 * ( kinetic energy ) = 100 *…

Q: A 6.50 kg ball hangs from the end of a 1.75 m rope. The ball is pulled back until the rope makes a…

A: Solution 15 :- Given data :- mass m = 6.50 kg length of rope L = 1.75 m angle theta (say)= 45°

Q: A brick lies perilously close to the edge of the flat roof of a building. The roof edge is 50 ft…

A: Solution: Given: 1 ft = 0.3048 m h1 = height of roof of building = 50 ft = (50 x 0.3048) m = 15.24 m…

Q: The 50 kg block slides down the 2m high ramp. At some point, the block is .5 meters above the…

A: given: height of ramp h = 2m mass of block m = 50 kg height at point p h' = 0.5 m

Q: Activity #4 PROBLEM SOLVING ACTIVITY: GRAVITATIONAL POTENTIAL ENERGY How much potential energy does…

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Q: A 1 kg rock is dropped from a height of 6 m. What is its potential energy when it hits the ground?…

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Q: A ball has a total energy of 140 J when it is dropped from rest from a height of 20 meters. Assuming…

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Q: A 69.0-kg athlete leaps straight up into the air from a trampoline with an initial speed of 8.9 m/s.…

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Q: Consider a mass m=81.6 kg sliding on a frictionless surface as shown in the figure below. It begins…

A: Given data The mass of the body is given as m = 81.6 kg. The initial speed of the body is given as…

Q: A boy reaches out of a window and tosses a ball straight up with a speed of 23.3 m/s. The ball is…

A: Given, the initial speed of the ball is, u=23.3 m/s height of the point from where ball is thrown,…

Q: A 7 kg block is moved up a 25 degree incline by a force of 69 N, parallel to the incline. The…

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