A 3 kg ball falls from height of 14 m. What will be potential of the ball after 1 second? Use g = 9.8 m/s2 energy
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A: Given value--- spring constant = 753.8 N/m. stretch length = 4.5 cm. initially stretch length = 0…
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 =…
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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 =…
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A: Given value--- U = 3x²y - 7x. We have to find--- Find the force that acts at the point (3, -4).
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Q: A horizontal spring with a spring constant k = 126 kN/m is relaxed from an extension x = 9.3 cm back…
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Q: 7. A force parallel to the x-axis acts on a particle moving along the x-axis. The force produces a…
A: Given, Potential energy function Ux=αx2+βx2where,α=-0.70 J/m2β=1.50 J/m4
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- A spring with a spring constant k = 852 N/m is compressed from its unstretched length to a length of 9.2 cm. Calculate the change in potential energy in Joules to 2 s.f. Your Answer: AnswerA 54 kg person climbs a set of stairs at a constant speed up a height of 3.4 m in 32 s. Calculate the gravitational potential energy at the top of the stairs. a) 1.8 X 10² J b) 5.3 X 10² J c) 1.7 X 10³ J d) 1.8 X 10³ J1. A Roller Coaster showing in the picture bellow of mass of M=149 Kg is moving through the 3 hills until the end of the rid. if the first hill has Hight of H1=24 m, the second hill H2 = 17 m and the Third hill H3= 12 m. calculate the following: First hill M Scale 1.0 cm 3.0 m Second hill hill ⠀⠀ End of ride a) Potential energy at the maximum height (first hill) in (J) : b) The Kinetic Energy in the second hill :: c) the velocity of the car in the third hill :: d) The velocity of the car at the end of the rid (e) Kinetic energy at the end of the hall (J) :
- The figure below shows a person lifting a box with a mass of 29.8 kg to a height of 1.8 m. Determine the potential energy gained by the the box in Joules.Below is the potential energy diagram for a 50 gram particle. If the particle's mechanical energy is 7J: 10 U (1) 9 8 7 6 5 4 3 2 1 0 1 2 3 4 6 7 8 9 10 11 12 x (cm) A. Draw a line corresponding to the total Energy on the diagram. B. Assume the particle is moving in the positive x direction. Where is the particle speeding up? C. Assume the particle is moving in the positive x direction. Where is the particle lowing down? D. Where are any turning points in the particle's motion? E. What is the particle's speed at x=5 cm? F. What is the particle's maximum kinetic energy? Where does that occur? G. Suppose the particle's energy is decreased to 4J while the particle is between positions x = 7 cm and x = 9 cm. What is the particle's new maximum speed? Where does that occur?A 40 N object has 80 joules of potential energy. The object is at a height of 0.5 meters. True or false
- . Calculate the potential energy of a 75 Kg boulder sitting at the edge of a cliff that is 210 meters from the ground (yf=0). b. If the boulder is suddenly pushed over the side of the cliff what is the velocity of the boulder when it is 50 meters from the ground?A 2.5 kg bowling ball is tied to a 1m long string attached to the ceiling. The ceiling is 5 m above the floor. What is its change in potential energy relative to the floor? 31.3 J O 122.5 J 98.0 J O 24.5 J2 1 3 1 I 5 1 6 1 7 1 8 l 9 | 10 | 11 12 13 A 2000 kg rock rolls down a hillside at 40 m/s and crashes into a tree, where it comes to rest. The tree does not move. How much work was done on the tree by the rock? Explain your reasoning. 1.