1. How much potential energy does a vehicle gain if a crane lifts the vehicle with a mass of 1,450 kg 23 m straight up? 2. Determine the mass of a moving object with a velocity of 20 m/s and a KE of 5500 J?

1. How much potential energy does a vehicle gain if a crane lifts the vehicle with a mass of 1,450 kg 23 m straight up? 2. Determine the mass of a moving object with a velocity of 20 m/s and a KE of 5500 J?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 51P: (a) Sketch a graph of the potential energy function U(x)=kx2/2+Aex2 where k , A, and are constants....

See similar textbooks

Related questions

Q: How much potential energy due to gravity would a person have if they are standing on top of the…

Q: 1. If a person weighing 645N climbs up a ladder to a height of 4.55 m, then what is the increase in…

A: Part (1): Given: The weight of the person is 645 N. The height achieved by the person is 4.55 m.

Q: You have an object of mass 3.9 kg. If it is moving at a speed of 12.3 m/s and is a distance of 34.1…

Q: How much energy does a 3.5 kg rock have because of its position 37 m above the ground? (It is at the…

Q: 2) How much kinetic energy does an 8kg object have if it is moving along the surface of the Moon…

A: 2. Given Data: The mass of the object is: m=8 kg The speed of the object is: v=10 m/s The speed of…

Q: 6. An object moving with a speed of 67 m/s and has a kinetic energy of 500 J, what is the mass of…

Q: What is the energy in the motion of a ball with a mass of 4 kg going at 11.4 m/s? Give you answer…

Q: 2. What is the moving kinetie energy of a 1500kg car moving at 25m/s 3. What is the kinetie energy…

A: If an object has mass 'm' and speed 'v' then the kinetic energy of the object is E=12mv2

Q: A 588-N person carrying 294 N of equipment starts climbing a mountain that is 3,118 m high. What is…

A: Given that:- Weight of the person=588N Weight of equipment=294N

Q: What is the mass of an object moving at a speed 7.1 m/s that has a kinetic energy 242 J? Give your…

Q: 3. What is the kinetic energy of a 1.5 kg body if it travels at a velocity of 20 cm/s?

Q: 1. Express the kinetic energy 1 x mass x speed) of a car with a mass of 1200 kg and moving at speed…

A: Kinetic energy=12×mass×speed2We have, Mass=1200 kg Speed=100 km/h=100×518…

Q: What is the kinetic energy of a 20 KG dog that is running at a speed of 8.2 m/s (about 18 mi/h)

A: m= 20 kg v= 8.2 m/s kinetic energy= K

Q: 9. A compound wound spring has a spring constant k=2*x^2 + 18*x. It is compressed x-0 to x-0.8…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Mass (m): Mechanical Energy (ME) = 1,000,000 J PE = 998,791 J h: v = 1.5 m/s KE: v: 55m v = 31.28…

A: At stage 1: PE = 998791 KE = Total mechanical energy - PE KE = 1209 J KE = 12mv2 = 1209 m=1074.67…

Q: 51. A force of 0.2 newton is needed to compress a spring a distance of 0.02 meter. The potential…

A: Given: The applied force is 0.2 N. Then compression in the spring is 0.02 m.

Q: Your friend wants to solve the world's energy problem by inventing a device that will deliver 10…

A: By the energy conservation law, energy neither be created nor be distroyed it just changes the type…

Q: 3 A body travels at a velocity of 8 cm/min. What is its kinetic energy in J/kg?

Q: How fast (in meters per second) must an iron ball with a mass of 42.2 g be traveling in order to…

A: Given,Mass of the iron ball, m = 42.2 gKinetic energy of the ball, KE = 12.49 J

Q: Find the energy possessed by an object of mass 10 kg when it is at a height of 6 m above the…

A: Introduction : In this question we are provided it value of mass , height and acceleration due to…

Q: The Potential energy in KJ when 2500 Kg mass rest at a level of 50 m above the ground.

Q: 3. What is the gravitational potential energy of a 4 kg bowling ball 1 m above the ground?

A: The formula for gravitational potential energy(P)= mass(m) x gravitational acceleration(g) x…

Q: 7. What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second? 8. The…

Q: 2. What is the kinetic energy of an airplane with a total mass of 50,000kg that is moving at a…

Q: 1. What is the kinetic energy of a 16g billiard ball moving at 2.5 m/s²? 2. If a 0.20 kg is thrown…

Q: 4- Which of the following is NOT a stored form of energy? (a) chemical energy (b) gravitational…

A: Part (4): Introduction: It is the energy that holds these particles together. Biomass, petroleum,…

Q: A 5 kg ball falls from height of 16 m. What willbe potential energy of the ball after 1 second? Use…

Q: 22) A compact car can climb a hill in 10 seconds. The top of the hill is 31 meters higher than the…

A: 22. The work needed to climb the hill is W=mgh=1027 kg9.8 m/s231 m=312002.6 J

Q: Calculate the total kinetic energy, in Btu, of an object with a mass of 10 lbm when its velocity is…

Q: 96. What is kinetic energy?" a. energy of an object has due to its motion O b. energy stored within…

A: When an object moves some distance, then the amount of word done by the object is defined as the…

Q: How high would you have to lift a 2000 kg car to give it a potential energy of: (a) 0 x 103 J,…

Q: 5) The Zarya Module (mass = 1.93x10 4kg) was launched in 1998 at the Baikonur Cosmodrome in…

Q: A ball with a mass of 5.0 g is moving at a speed of 2.0 m/s. Would doubling the mass or doubling the…

Q: What is energy? Explain why scientists care about this concept as part of their work.

A: Energy is the capacity to do work. More the energy, more is the capacity to do work.

Q: 29.) Which of the following best describes the type of energy that is stored in the food you eat?…

A: When we eat food, we get energy to do various activities within the day.

Q: 1. A tennis ball has a mass of 0.5 kg and is moving with a velocity of 25 m/s. Calculate the kinetic…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: 3. A person stands on a hill that is 78m tall. If their gravitational potential energy is 40,000J,…

A: Given : Height of the hill, Gravitational potential energy of the person, Acceleration due to…

Q: 3. A car is traveling with a velocity of 40 m/s and has a mass of 1120 Kg. The car has energy.…

A: Given data: Velocity of car (V) = 40 m/s Mass of car (m) = 1120 kg Car's energy =?

Q: A man climbs onto a wall that is 6.16 m high and gains 1864.02 J of potential energy. What is the…

A: increase in potential energy is relative concept increase in potential energy when object is…

Q: what power was produced in making it cross the goal line?

Q: 6. What is the Kinetic Energy from the motion of a 0.06-kg tennis ball traveling at a speed of 50…

A: Given data The mass of the tennis ball is m = 0.06 kg. The velocity of the ball is v = 50 m/s. The…

Q: A body with a mass of 175 kg is moved through 126 cm by a force of 61,25 N. The body is supported 39…

A: According to the conservation of energy, the potential energy of the body at the maximum height will…

Q: How much potential energy does a car gain if a crane lifts the car with a mass of 1,500 kg and 20 m…

A: Given that Mass of the car m = 1500 kg height h = 20 m

Q: 1) An object of mass 750g drops from a height of 5.1m. What is its velocity when it reaches a…

A: Given that The mass of the object is(m) = 750g = 0.75kg…

Q: A 3 kg ball falls from height of 14 m. What willbe potential energy of the ball after 1 second? Use…

A: given, mass (m)= 3 kg height (h)= 14 m S= ut+12gt2 So, initial velocity (u)= 0 how much the ball…

Q: A 0.764 kg book is lifted from the floor and placed on a shelf 2.09 m high. What is the increase in…

A: Formula of gravitational potential energy is as follows: Ug=mgh…

Q: 7. What is the velocity of a 1,500 kg car if its kinetic energy is 350 kJ?

Q: 4. Calculate the kinetic energy of a 2.0 kg block that is traveling 8.0 m/s. 5. Calculate the…

A: Kinetic Energy of an object is the energy that it possesses due to its motion.

Question

1. How much potential energy does a vehicle gain if a crane lifts the vehicle with a mass of 1,450 kg 23 m straight up?

2. Determine the mass of a moving object with a velocity of 20 m/s and a KE of 5500 J?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

A 500-kg dragster accelerates from rest to a final speed of 110 m/s in 400 m (about a quarter of a mile) and encounters an average frictional force of 1200 N. What is its average power output in watts and horsepower if this takes 7.30 s?
Integrated Concepts (a) What force must be supplied by an elevator cable to produce an acceleration of 0.800 m/s2 against a 200-N frictional force, if the mass of the loaded elevator is 1500 kg? (b) How much work is done by the cable in lifting the elevator 20.0 m? (c) What is the final speed of the elevator if it starts from rest? (d) How much work went into thermal energy?
Compare the kinetic energy of a 20,000-kg truck moving at 110 km/h with that of an 80.0-kg astronaut in orbit moving at 27,500 km/h.
(a) How long will it take an 850-kg car with a useful power output of 40.0 hp (1hp=746W) to reach a speed of 15.0 m/s, neglecting friction? (b) How long will this acceleration take if the car also climbs a 3.00-m-high hill in the process?
(a) Sketch a graph of the potential energy function U(x)=kx2/2+Aex2 where k , A, and are constants. (b) What is the force corresponding to this potential energy? (c) Suppose a particle of mass in moving with this potential energy has a velocity v when its position is x = . Show that the particle does not pass 2+2 through the origin unless Amv2=k22(1e a 2 ) .
. In the annual Empire State Building race, contestants run up 1,575 steps to a height of 1,050 ft. In 2003, Australian Paul Crake completed the race in a record time of 9 min and 33 S, Mr., Crake weighed 143 lb (65 kg) , (a) How much work did Mr., Crake do in reaching the top of the building? (b) What was his average power output (in ft-lb/s and in hp)?
A 500-kg dragster accelerates from rest to a final speed of 110 m/s in 400 m (about a quarter of a mile) and encounters an average frictional force of 1200 N. What is its average power output in watts and horsepower if this takes 7.30s?
Integrated Concepts A 75.0-kg cross-country skier is climbing a 3.0° slope at a constant speed of 2.00 m/s and encounters air resistance of 25.0 N. Find his power output for work done against the gravitational force and air resistance. (b) What average force does he exert backward on the snow to accomplish this? (c) If he continues to exert this force and to experience the same air resistance when he reaches a level area, how long will it take him to reach a velocity of 10.0 m/s?
. A bicycle and rider going 10 m/s approach a hill. Their total mass is 80 kg. (a) What is their kinetic energy? (b) If the rider coasts up the hill without pedaling, how high above its starting level will the bicycle be when it finally rolls to a stop?
Integrated Concepts A 105-kg basketball player crouches down 0.400 m while waiting to jump. After exerting a force on the floor through this 0.400 m, his feet leave the floor and his center of gravity rises 0.950 m above its normal standing erect position. (a) Using energy considerations, calculate his velocity when he leaves the floor. (b) What average force did he exert on the floor? (Do not neglect the force to support his weight as well as that to accelerate him.) (c) What was his power output during the acceleration phase?
Physics Review A team of huskies performs 7 440 J of work on a loaded sled of mass 124 kg, drawing it from rest up a 4.60-m high snow-covered rise while the sled loses 1 520 J due to friction, (a) What is the net work done on the sled by the huskies and friction? (b) What is the change in the sleds potential energy? (c) What is the speed of the sled at the top of the rise? (See Section 5.5.)
. A particular hydraulic pile driver uses a ram with a mass of 1040 kg. If the maximum pile energy is 11,780J, how high must the ram he raised to achieve this value? Assuming it takes 0.62 s for the pile driver’s winch motor to raise the ram at a constant speed to this height, what is the power output by the motor in completing this task? Express your answer in both watts and horsepower.