How fast must a 3000-kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running at 10.0 m/s?
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A: Given: (Note: This is a multiple type of question. So answer for first image is provided below.…
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A: Given: The speed of the bowling ball is 2.20 m/s. The mass of the bowling ball is 7.0 kg. The mass…
Q: 7.0 kg bowling ball moves at 2.35 m/s. How fast must a 2.60 g Ping-Pong ball move so that the two…
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A: The kinetic energy of the bowling ball is
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Q: You give 90 J of kinetic energy to a 1 kg stone when you throw it. By how much do you increase its…
A: The energy gained by the stone = 90 Joules. Mass of the stone (m) = 1 kg.
Q: A 7.0 kg bowling ball moves at 2.25 m/s. How fast must a 3.00 g Ping-Pong ball move so that the two…
A: Given information:Mass of the bowling ball (mb) = 7.0 kgMass of the ping pong ball (mp) = 3.00 g =…
Q: What is the kinetic energy of a 65.0 kg football player running at 7.5 m/s?
A: Kinetic energy is mass m and speed v is given by, KE=12mv2 Given: Mass m=65 kg Speed v=7.5 m/s
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A: Using work-energy theorem, the expression for find work done by the breaks of the car is…
Q: A 7.0 kg bowling ball moves at 2.35 m/s. How fast must a 2.20 g Ping-Pong ball move so that the two…
A: Using the formula of kinetic energy, the kinetic energy of the bowling ball is:
Q: How fast a small car of 1573 kg move to have the same kinetic energy as a 69.8-kg sprinter…
A: mass of car = 1573 kg mass of sprinter = 69.8 kg speed of runner = 9.35 m/skinetic energy of…
Q: A 7.0 kg bowling ball moves at 2.35 m/s. How fast must a 2.80 g Ping-Pong ball move so that the two…
A: mass of bowling ball, M = 7 kg velocity of ball, v =2.35 m/s mass of ping pong ball, m = 2.8 g
Q: How fast would a(n) 77 kgkg man need to run in order to have the same kinetic energy as an 8.0 gg…
A: Write the equation for the kinetic energy. KE=12mv2 Here, The mass of the object is "m" The speed of…
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Q: A 7.0 kg bowling ball me m/s
A: Given data as per questionMass of bowling ball, mb=7 kgspeed of bowling ball, vb=2 m/sMass of…
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Q: A 7.0 kg bowling ball moves at 2.05 m/s. How fast must a 2.80 g Ping-Pong ball move so that the two…
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Q: A 2 500-kg car is moving at 2.30 m/s. How fast must a 1.5-kg toy car be moving so that the two have…
A: Given Mass of the car m = 2500 kg Speed of the car v = 2.30 m/s Mass of the toy car mt = 1.50 kg
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Q: What is the minimum energy needed to change the speed of a 1680 kg sports utility vehicle from 18.8…
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Q: A 7.0 kg bowling ball moves at 2.20 m/s. How fast must a 2.00 g Ping-Pong ball move so that the two…
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Q: A 4kg box is sliding across the floor with a kinetic energy of 107 J. After friction has done -30 J…
A: Given, Mass, m= 4kg, KE, KE= 107 J, and Frictional force, Ff=-30 J.
Q: 4.00 × 105 J of work are done on a 1374 kg car while it accelerates from 10.0 m/s to some final…
A: The relation between work done and total energy,
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Q: A 7.0 kg bowling ball moves at 2.35 m/s. How fast must a 2.20 g Ping-Pong ball move so that the two…
A: Answer: Given m bowling = 7 kg Vbowling = 2.35 m/s mping = 2.20 g = 2.20 × 10-3 kg KEbowling =…
Q: A 1.00 kg object is dropped from a height of 10.0m and loses 20.0 J of energy due to air resistance…
A: Required : Speed of the object just before it hits the ground.
Q: A 7.0 kg bowling ball moves at 2.00 m/s. How fast must a 2.40 g Ping-Pong ball move so that the two…
A: Given Bowling ball mass m1 = 7.0 kg Bowling ball velocity v1 = 2.00 m/s Ping-Pong ball mass m2 =…
Q: A 2.00 kg object is dropped from a height of 20.0m and loses 25.0 J of energy due to air resistance…
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- a) What is the kinetic energy of an automobilewith a mass of 1299 kg traveling at a speed of11 m/s?Answer in units of J. b) What speed would a fly with a mass of0.629 g need in order to have the same kineticenergy as the automobile?Answer in units of m/s.A 55 kg sprinter, starting from rest, runs 55 m in 7.0 s at constant acceleration.What is the sprinter's power output at 2.0 s, 4.0 s, and 6.0 s?Sam's job at the amusement park is to slow down and bring to a stop the boats in the log ride. If a boat and its riders have a mass of 1200 kg and the boat drifts in at 1.3 m/s how much work does Sam do to stop it? Express your answer in joules.
- What is the kinetic energy of a 65.0 kg sprinter running at 2.30 m/s?How fast is a 1200kg car travelling if it has 480kJ of kinetic energy? If the energy doubles how fast is the car now travelling?A 7.0 kg bowling ball moves at 2.45 m/s. How fast must a 2.60 g Ping-Pong ball move so that the two balls have the same kinetic energy?