What mass of butter, which has a usable energy content of6.0 Cal/g (= 6000 cal/g), would be equivalent to the change in gravitationalpotential energy of a 73.0 kg man who ascends from sealevel to the top of Mt. Everest, at elevation 8.84 km? Assume thatthe average g for the ascent is 9.80 m/s2.

Q: s shown, a 65kg bungee jumper wants to jump from the top of a 120 m high bridge and be able to just…

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Q: 2. What is the mass of a girl if she was raised 2.00 m off the ground and has a potential energy of…

A: Given data: The potential energy is E=555 J. Distance from ground is h=2 m.

Q: Assuming that the object are on Earth, where acceleration due to gravity is 10N/kg, calculate the…

A: Given:  Acceleration due to gravity g =10NKg lets consider mass of earth is M and radius of the…

Q: What is the potential energy of a 3.03 kg object at the bottom of a well 11.2 m deep as measured…

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Q: Calculate the mass of a car that drives at 12 ·2 m/s and has 30000 of energy ?

A: Given data :                        Velocity    =   V            Kinetic energy     =   K•E…

Q: Ten days after it was launched toward Mars in December 1998, the Mars Climate Orbiter spacecraft…

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Q: How fast must a 2.5-g ping-pong ball move in order to have the same kinetic energy as a 145 g…

A: Given  Mass of ping pong m1=2.5g Mass of base ball m2=145g Speed of baseball v2=37m/s     Let speed…

Q: What initial velocity must be given to a 5-kg mass if it is to rise to a height of 10 m? What is the…

A: Mass, m = 5 kg Height, h = 10 m Acceleration due to gravity, g = 9.81 m/s2   From work energy…

Q: The steps of a flight of stairs are 20.0 cm high (vertically).If a 62.0-kg person stands with both…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 2-12E Calculate the total potential energy, in Btu, of an object that is 20 ft below a datum 'level…

A: Given,       mass (m)=100 lbm       The object is below 20 ft so h=20ft     g=31.7ft/s^2 since the…

Q: Compare the work done in liting a biock of wood to a certain height and its potential energy? • A…

A: 1. The Work and potential energy are related when lifting an object. If an object is lifted,…

Q: How long will it take a 751-kg car with a useful power output of 57.5 hp (1 hp equals 746 W) to…

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Q: Two skiers, with masses of 72 kg and 58 kg, are at the top of a ski hill.  The altitude at the top…

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Q: When a 4 kg object is hung vertically on a certain light spring that obeys Hooke's Law, the spring…

A: Given:- vertically hung object  mass = 4 kg            spring stretches =2.50 cm  Find:- work must…

Q: When a 4 kg mass is hung vertically on a certain light spring that obeys Hooke's law, the spring…

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Q: When an 85.4-kg adult uses a spiral staircase to climb to the second floor of his house, his…

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Q: A 782 kg car with an initial speed of 38 m/s is observed to coast up a hill to a height 24 m above…

A: It is given that, m=782 kgu=38 m/sh=24 m

Q: . A car of mass 900 kg is initially travelling at 50 km/h. If the speed increases so that its…

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Q: A man spends 2.4 kJ energy in displacing a body by 48 m in the direction in which he applies force…

A: Given, Work done by man, W = 2.4 kJ distance moved, d = 48 m time, t = 1.5 s

Q: Calculate the gravitational potential energy of a 9.50 kg mass (a) on the surface of theEarth and…

A: Step 1Gravitational potential energy is the energy possed by an object because of the gravitational…

Q: What is the potential energy of a 2.90-kg object at the bottom of a well 11.8 m deep as measured…

A: Given, the mass of object =2.90 kgheight of well from ground level ( bottom of well) =-11.8 mheight…

Q: A ball has 1200 J of energy. How much force was exerted through 0.65 m, so the ball would have that…

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Q: A 525 kg satellite is in a circular orbit at an altitude of 550 km above the Earth's surface.…

A: Given Mass of satellite is m=525 kg Altitude is h=550 km= 550×103 m Speed of the satellite at the…

Q: Calculate the total potential energy, in Btu, of an object with a mass of 200 lbm when it is 10 ft…

A: The potential energy gained is

Q: The Elf on the Shelf has mass 0.500 kg and is sitting on a shelf some height y above the ground. If…

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Q: · A projectile of mass 9.4 kg is fired straight up with an initial speed of 470 m/s. How much higher…

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Q: A bag of wheat weight 450 kg .To what height should it be raised so that potential energy is 8950J ?…

A: Write the given values with the suitable variables. m=450 kgP=8950 J Here, m is the mass and P is…

Q: What amount of work that need to be done by an external force on a particle on a frictionless,…

A: Given:work that need to be done by an external force on a particle on a frictionlesshorizontal…

Q: complete with camping equipment, has a mass of 85 kg In exactly 1.5 h, she climbs from an elevation…

A: Given mass = 85 kg Time t = 1.5 hr Height h1= 2700 m Height h2 = 3800 m

Q: Suppose the mass of a loaded elevator is 1700 kg.What force, in newtons, must be supplied by the…

A: Given mass of a loaded elevator is 1700 kg We have to find What force, in newtons,much work, in…

Q: A man spends 3.2 kJ energy in displacing a body by 16 m in the direction in which he applies force…

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Q: A 13.0 kg block falls 5.0 m above the ground with a speed of 13 m/s from rest. How much energy is…

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Q: Find his power output, in watts, for the work he does against the gravitational force and air…

A: a) Analyze the following figure. Since the skier is moving at a constant speed, its acceleration…

Q: A 62.0-kg marathon runner runs up the stairs to the top of the Horizons 101 which is 610.5-ft tall.…

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Q: You fly from Boston’s Logan Airport, at sea level, to Denver, altitude 1.6 km. Taking your mass as…

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Q: A 4 kg particle has an initial velocity of (6i-3j) m/s. Some time later, its velocity changes to…

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Q: If Sara has a mass of 60 kg and lives on the fifth floor of her apartment 18 m above the ground,…

A: Gravitational potential energy  U = mgh  m = mass of sara = 60Kg g= acceleration due to gravity =…

Q: What is the gravitational potential energy of a 70 kg person standing on the roof of a 12-story…

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Q: A projectile of mass 9.5 kg is fired straight up with an initial speed of 450 m/s. How much higher…

A: Given : Mass = 9.5 kg             Speed = 450 m/s             Energy = 6.8 × 105 J

Q: How far must a 5N force pull a 50 grams toy car if 305 of energy are transfered?

A: Given : Force = 5 N, Mass = 50 grams and energy transferred = 305

Q: A climber climbs a summit of height 400 m in 60 min. If the climber is 80 kg, what is the average…

A: Power is defined as rate of doing work, P=Wt Work done by an object in moving a height h above the…

Q: A bag of wheat weight 430 kg. To what height should it be raised so that potential energy is 9150 J…

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Q: work done by a conservative force in terms of its potential energy.

A: Concept of potential energy  relates work done by a conservative  force with change in potential…

Q: Find the work done in joules by gravity as an object of the mass m=6 kg is raised up at constant…

A: Here, we are given Mass of object, m = 6 Kg Initial height of the object from the ground, h1 = 32 m…

Q: How much energy AE would be required to move the Moon from its present orbit around Earth to a…

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