A student lifts a 1.26-kg book from her desk to a bookshelf. If the gravitational potential energy of the Book-Earth system increases by 9.10 J, how high is the bookshelf above the desk?
Q: A 0.30-kg stone is held 1.2 m above the top edge of a water well and then dropped into it. The well…
A: Dear student The Gravitational Potential Energy is given as : U = mgh Where m = mass g = 9.8 m/s2 h…
Q: Pilings are driven into the ground at a building site by dropping a 1950 kg object onto them. What…
A: The change in gravitational potential energy with change in height from ground can be expressed as;…
Q: 9. Find the gravitational potential energy of an 88-kg person stand-ing atop Mt. Everest at an…
A: mass (m) = 88 kg Altitude (h) = 8848 m
Q: A child with a weight of 200 N swings on a playground swing attached to 2.20 m long chains. What is…
A:
Q: When an 75.7-kg adult uses a spiral staircase to climb to the second floor of his house, his…
A: The objective of the question is to find out the increase in gravitational potential energy of a…
Q: A slingshot consists of a light leather cup containing a stone. The cup is pulled back against two…
A: Given data: Force, F=15 N Stretch, x=-1.0 cm=-0.01 m Mass of stone, m=58 g=58×10-3kg x'=-0.21 m
Q: A box of mass 4.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…
A: “Since you have posted multiple questions, we will provide the solution only to the first question…
Q: A man carries a 12-kg chair from the first floor (which is 3.3 m above ground) to the second floor…
A: Given :- Mass = 12 kg ∆h(change in height)= 6.6-3.3m= 3.3 m g= 9.8 ms^-2 Soln P.E = mgh
Q: A textbook of mass 1.3 kg is sitting on a table 1.8 m above the ground. Determine the change in…
A:
Q: A 1.80 m tall person lifts a 1.75 kg book off the ground so it is 2.20 m above the ground. a) What…
A:
Q: One of the tallest radio towers is in Fargo, North Dakota. The tower is 629 m tall, or about 44…
A: Given data: Height (h) = 629 m The gravitational potential energy (U) = 2033 J Required: The mass…
Q: A 32 kg bear slides, from rest, 8.4 m down a lodgepole pine tree, moving with a speed of 4.3 m/s…
A: a) We know ∆P.E.=mg∆h=32×9.81×8.4i.e.∆P.E.=2636.93 J b) K.E.=12mv2=12×32×4.32i.e.K.E.=295.84 J
Q: What is the potential energy of a 15 kg dumbbell sitting on a weight bench 0.65 m above the floor?
A:
Q: An 18.4 m brick rests at the top of a ramp that is l = 113 m long and is at an angle θ = 72.2° above…
A:
Q: gravitational potential energy
A:
Q: When an 78.8-kg adult uses a spiral staircase to climb to the second floor of his house, his…
A:
Q: A rock falls from a vertical cliff that is 4.0 m tall and experiences no significant air resistance…
A: Given that,Height : h = 4 (m)Here we need to find the speed car :Now,As we know that,The speed at…
Q: "25 kg bear slides, from rest, 8 m down a Lodgepole Pine tree, moving with a speed of 5.6 m/s just…
A:
Q: A 0.25 kg apple falls from a tree branch 12.2 m above the ground into a basket 1.3 m above the…
A: Given: The mass of the apple is 0.25 kg. The initial height of the apple from the ground is 12.2 m.…
Q: Furniture Arrangement in Home Office Mook = 1.2 kg hrell = 140 cm hesk= 70 cm Nuair 45 cm oor-0 cm
A: Mass of book (mb) = 1.2 kg Height of desk above floor (h) = 140 cm = 1.4 m g = 9.81 ms2
Q: The gravitational potential energy of a 0.120 kg bird in a tree is 6.60 J. What is the height of the…
A: The expression for the gravitational potential energy is written as, Here, m, g and h represent the…
Q: A 2-kg block is thrown upward from a point 20 m above Earth's surface. At what height above Earth's…
A: Given that,Mass of block : m = 2 (kg)Height : h1 = 20 (m)Change in gravitational potntial energy :…
Q: When an 85.4-kg adult uses a spiral staircase to climb to the second floor of his house, his…
A:
Q: A 0.23-kg stone is held 1.1 m above the top edge of a water well and then dropped into it. The well…
A: Given Data: Mass of stone (m) = 0.23 kg.Height 1 (h1) = 1.1 m.Height 2 (h2) = 4.6 m. To Determine:…
Q: lands on top of the tower, so that the gravitational potential associated with the bird is 2034 J.…
A:
Q: True or False? For a rock that is thrown up (through air), its gravitational potential energy is…
A: Gravitational potential energy is given by = mgh m = mass of rock g= gravity h = height of the rock…
Q: A 3 kg history textbook is placed on a 2 m high desk. How large is the gravitational potential…
A: gravitational potential energy of earth and book system is given as U=MgH here M is mass g is…
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
- What is the potential energy in J of a bungee jumper standing on a 0.109 km bridge that weighs 85 kg? O9.1 x 104 J '9.09 x 103 J 90889.65 9.09 x 104 JA child with a weight of 230 N swings on a playground swing attached to 1.80-m-long chains. What is the gravitational potential energy of the child-Earth system relative to the child's lowest position at the following times? (a) when the chains are horizontal (b) when the chains make an angle of 27.0° with respect to the vertical (c) when the child is at his lowest position1. So imagine a wombat named Horace at rest. It's somehow on the top of a long telephone pole. It has a mass of 44.0 kg. It then slides down the pole reaching a final speed of 5.95 m/s just before reaching the bottom 12.4 later. (a) Calculate the change in the gravitational potential energy of Horace from top to bottom. (b) What is Horace's kinetic energy just before reaching the bottom? (c) What is the average force of friction that acts on Horace while sliding?
- When an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.00×10³ J. By how much does the potential energy of a 18.0 kg child increase when the child climbs a normal staircase to the second floor?A 0.23-kg stone is held 1.1 m above the top edge of a water well and then dropped into it. The well has a depth of 4.6 m. (a) Relative to the configuration with the stone at the top edge of the well, what is the gravitational potential energy of the stone-Earth system before the stone is released? (b) Relative to the configuration with the stone at the top edge of the well, what is the gravitational potential energy of the stone-Earth system when it reaches the bottom of the well? (c) What is the change in gravitational potential energy of the system from release to reaching the bottom of the well?A 0.27-kg stone is held 1.2 m above the top edge of a water well and then dropped into it. The well has a depth of 5.6 m. (a) Taking y = 0 at the top edge of the well, what is the gravitational potential energy of the stone–Earth system before the stone is released? (b) Taking y = 0 at the top edge of the well, what is the gravitational potential energy of the stone–Earth system when it reaches the bottom of the well? (c) What is the change in gravitational potential energy of the system from release to reaching the bottom of the well?
- A 0.607 kg book is lifted from the floor and placed on a shelf 1.94 m high. What is the increase in gravitational potential energy of the book?"20 kg bear slides, from rest, 8 m down a Lodgepole Pine tree, moving with a speed of 5.6 m/s just before hitting the ground. What change occurs in the gravitational potential energy of the bear Earth system during the slide?"A 20 N ball is thrown upward with an initial kinetic energy of 100 J. How much gravitational potential energy will the ball have when it reaches the top of its path? 2000 J 100 J 50 J 5 J Which is correct?
- A 2.35-kg object initially at rest has a gravitational potential energy of 74.6 J. Determine the speed of the object when it has moved under the influence of gravity to a location where its gravitational potential energy is 50.0 J. m/sA 0.15 kg apple is hanging in a tree, 3.0 m above the ground. How much gravitational potential energy does the apple have?A 2.30-kg object initially at rest has a gravitational potential energy of 74.0 J. Determine the speed of the object when it has moved under the influence of gravity to a location where its gravitational potential energy is 50.0 J. m/s