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Q: Friction slows a 3200kg truck down from a speed of 20m/s to a stop. It loses all its kinetic energy…
A:
Q: How fast must a 3000-kg elephant move to have the same kinetic energy as a 65.0-kg sprinter running…
A: We have to determine the speed of an elephant. We know the given data is given by, Mass of elephnt…
Q: How much work is needed to stop a 1330 kg car that is moving straight down the highway at 15 m/s?
A: Given: mass of the car (m) = 1330Kg Initial speed of the car (u) = 15 m/s…
Q: A 4 kg ball falls from height of 29. What willbe potential energy of the ball after 1 second? Use g=…
A: Solution attached in the photo
Q: Does the kinetic energy of a car change more when it goes from 10 to 20 km/h or when it goes from 20…
A: The change in kinetic energy when the car moving from 10 to 20 km/h is ΔKE=12m20 km/h2-10…
Q: Which has more kinetic energy: a 0.0012-kg bullet traveling at 395 m/s or a 6.0 107-kg ocean liner…
A: Hey, since there are multiple questions posted, we will answer first question. If you want any…
Q: A 4 kg ball falls from height of 29. What willbe potential energy of the ball after 1 second? Use…
A:
Q: y what factor does a cyclists kinetic energy increase, if the cyclists speed: doubles triples…
A: Given: The speed of the cyclist. 1. double 2. triple
Q: Which has more kinetic energy: a 0.0012-kg bullet traveling at 395 m/s or a 6.0 107-kg ocean liner…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: You kick a football straight up with velocity, V and after sometime, the football is coming back to…
A: To explain: The point at which the ball have the most energy.
Q: object of mass 6 bie
A: Given: Mass of object is 6 kg Kinetic energy is 180 J Speed is 0.1m/s
Q: 1. Where would the cyclist coasting down the hill have his maximum kinetic energy? В
A: When the effect of friction and the air resistance on the cyclist is considered negligible, his…
Q: Calculate the kinetic energy of a 2.5 x 10 kg airplane moving at a speed of 202. Round your answer…
A: In the given question, Mass of the airplane (m) = 2.5×104kg Speed of the airplane (v) = 202m/s We…
Q: Someone throws a 2.20 kg rock straight up with 80.0 J of kinetic energy. - How high will it go?
A: Given: Mass of the rock m =2.20 kg Kinetic energy K.E =80.0J Initially, the rock has only kinetic…
Q: Energy can neither be created nor be destroyed. Then what happens to the energy spent against…
A: Friction is simply energy being converted into heat energy. So all the energy spent overcoming…
Q: Compare the work required to stop a 100-kg crate sliding at 1.0 m/s and an 8.0-g bullet traveling at…
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Q: ive an example equation for an egg picking up speed from 2 feet in the air down a hay filled ladder…
A: When an object of mass m is drop from height h then it is initially at rest which is having a…
Q: rue or false Energy is conserved in all situations.
A: Given: The answer is mentioned below:
Q: What is the ultimate source of energy for fossil fuels, dams, and windmills?
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Q: Two marbles of masses mand 2mare dropped from a height h. Compare their kinetic energies when they…
A: We need to compare the kinetic energy of marbles as they approach the earth.
Q: A 25 kg object is raised a distance of 1.2 m above the ground. How much kinetic energy will the…
A: In this question, we have been given that an object is raised till a height of 1.2 meters, this…
Q: If a ball weights 30 N what vertical height does it rise to if it has 180 j of energy at the top of…
A:
Q: Energy of a Roller Coaster Car 500 450 400 350 3 300 250 200 150 100 50 4 10 Time (s) - Mechanical…
A: As seen in graph, the kinetic energy maximum in time 6 seconds.
Q: the lowest kinetic energy, select "2" next to the object with the second lowest kinetic energy, and…
A:
Q: What is the relationship between work and energy? Give a concrete example or evidence of their…
A: Work is a physical quantity basically it is the energy transferred to or gained from an object on…
Q: In school building a 900N student runs up a 1.5-meter tall flight of stairs in 3.0 seconds. What is…
A: Given, Weight of a student mg = 900 N Run up to a height of h = 1.5 m Time taken t = 3.0 sec
Q: Calculate the kinetic energy in Joule, of a car of mass 1300kg travelling at 50km/h.
A: Given Mass m = 1300 kg Velocity v = 50 km/h = 13.8889 m/s
Q: A 10 kg block slides down a frictionless incline as shown. Find its speed when it reaches the…
A:
Q: A rock weighing 500 N is dropped a distance of 10 meters into a lake. The rock hits the surface of…
A: Given: Weight of the rock (mg) = 500N Height (h) = 10m To find: Kinetic energy…
Q: How fast a small car of 1573 kg move to have the same kinetic energy as a 69.8-kg sprinter running…
A: Given that:- mass of car = 1573 kg mass of sprinter = 69.8 kg speed of runner = 9.35 m/s kinetic…
Q: Calculate the kinetic energy of a 0.15 kg baseball moving at a speed of m 39.0 ". Round your answer…
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Q: The car which accelerates down the hill is the best example for energy.
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Q: help please An arrow is shot straight up into the sky at a velocity of 38 m/s. Use conservation of…
A:
Q: Calculate the kinetic energy of a 541. kg roller-coaster car moving at a speed of 25.5×m/s. Round…
A: The objective of this question is to calculate the kinetic energy of a roller-coaster car given its…
Q: How much kinetic energy will a 70 kg diver have when he reaches the water after jumping off a 5.0m…
A: Scenario - A diver jumps from a certain height into water. Given : Diver mass →m=70 kg Dive height…
Q: Energy of a Roller Coaster Car 500 450 400 Which statement is best supported by the graph? 350 5 300…
A:
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