A 1.0 kg stone and a 10.0 kg stone are released from rest at the sameheight above the ground. Ignore air resistance. Which of these statementsabout the stones are true? Justify each answer. Both have the same initial gravitational potential energy.

Q: A 2.5 kg mass is initially at rest on a horizontal surface. An applied force acts in the +x…

A: Given, Mass 'm' = 2.5 kg displacement 'd' = 1.5 m  final speed 'v' = 4 m /s at distance of 150 m…

Q: Using the language of conservation of energy, discuss why or why note friction is a considered a…

A: Using the language of conservation of energy, discuss why or why note friction is a considered a…

Q: An 85.1-kg dad climbs to the second floor of his house. His gravitational potential energy increases…

A: Given data: Increase in PE of Dad = 1.95*103 J Mass of dad (M) = 85.1 kg ass of daughter (m) = 21.4…

Q: A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the…

A: Given:- mass of object is 20 kg  height above the ground is 8 m  Find:- potential energy?

Q: Three objects with masses m, = 5.00 kg, m, = 10.0 kg, and m3 = 15.0 kg, respectively, are attached…

A: Let v be the velocity of all the blocks after m3 moves down 4 m.Write the expression for net-work…

Q: A 0.20- kg stone is held 1.0 m above the top edge of a water well and then dropped into it. The well…

A: mass of the stone, m = 0.20 kgif y=0 is the top of the edge then initial position of the stone is at…

Q: How much work does gravity do on a 2.5-mg raindrop as the drop falls to the ground from a cloud 2200…

A: Answer              5.39*10-5 J

Q: A 5.0-kg block is pushed 3.0 m up a vertical wall with con- stant speed by a constant force of…

A: Figure shows the force acting on the block.

Q: A 2.1 × 103 -kg car starts from rest at the top of a 5.0-m-long driveway that is inclined at 20°…

A: Given data: Mass of car, m = 2.1 × 103 kg Length of driveway, L = 5 m  angle of inclination, θ = 20°…

Q: A man pushing a crate of mass m = 92.0 kg at a speed of v = 0.850 m/s encounters a rough horizontal…

A:

Q: Find the work done in joules by gravity as an object of the mass m=11 kg is raised up at constant…

A: Potential energy is defined as U=mgh Here m is mass, h is height and g is gravitational acceleration…

Q: A block of mass 2.5 kg, which has an initial velocity of 4.4 m/s at time t = 0, slides on a…

A:

Q: If a girl releases a stone of 1 kg from the top of a ceiling, both its potential energy and kinetic…

A: Introduction: Capacity of doing work is nothing but the energy. In nature, there are various forms…

Q: A 19.8 kg block is dragged over a rough, horizontal surface by a constant force of 183 N acting at…

A: Work done by the frictional force is,

Q: A 12-pack of Omni cola, total mass of 4.30 kg, is initially at rest on a horizontal surface. It is…

A: Given: The mass of the Omni cola pack is 4.30 kg. The distance pushed is 1.50 m. The force applied…

Q: Find the work done in joules by gravity as an object of the mass m=8 kg is raised up at constant…

A:

Q: What is the maximum kinetic energy of a bowling ball with a mass of 6.1 kg, dropped from the 116m…

A: Maximum kinetic energy of ball will be just before the ball hits the ground, as at that time speed…

Q: A 1300-kg car moving on a horizontal surface has speed y = 50 km/h when it strikes a horizontal…

A: The kinetic energy will equal to the elastic potential energy. mv22=kx22

Q: The question is in the image below.

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Q: How high a hill can a car coast up (engine disengaged) if work done by friction is negligible and…

A: Answer Given  Initial speed of the car vi = 155 km/h We have to change the value into m/s 155 km/h =…

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: 99. Shown below is a 40-kg crate that is pushed at constant velocity a distance 8.0 m along a 30°…

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

Q: If it takes 4.00 J of work to stretch a Hooke's-law spring 5.0 cm from its unstressed length,…

A:

Q: Find the work done in joules by gravity as an object of the mass m-12 kg is raised up at constant…

A:

Q: A bowling ball of weight 2.00 N rests on a shelf that is 2.00 meters above the ground. Which of…

A: Consider W be the weight and h be the hight from the reference point. The formula for the…

Q: 12. From his original orbit at the altitude of 4.0×10 m, how much work must his rocket-pack do to…

A:

Q: A basketball player throws a basketball m = 1 kg straight up with an initial speed of v0 = 9.5 m/s.…

A: Given,

Q: 820 J of work is done when an object is raised from ground level to a height 5.0 m. What is the mass…

A:

Q: On a frozen pond, a 8.54-kg sled is given a kick that imparts to it an initial speed of…

A:

Q: ind the work done in joules by gravity as an object of the mass m=15 kg is raised up at constant…

A: Mass (M)= 15kg Value of g=10m/S2  Height change from 35 to 69

Q: When an 81.0 kg adult uses a spiral staircase to climb to the second floor of his house, his…

A: Given: mass of adult person, M = 81 kg mass of child, m = 18 kg  change in gravitational potential…

Q: Give an example when work done by the force of gravity acting on a body is zero even though body…

A: When a coolie carries a load while moving on a ground, the displacement is in the horizontal…

Q: nestion 6 of 8 The superheroine Xanaxa, who has a mass of 67.5 kg, is pursuing the 72.1 kg…

A:

Q: Using energy considerations, calculate the average force (in N) a 62.0 kg sprinter exerts backward…

A:

Q: In a simulation on Earth, an astronaut in his space suit climbs up a vertical ladder. On the Moon,…

A: The gravitational potential energy can be written as,                   Gravitational Potential…

Q: How high a hill can a car coast up (engine disengaged) if work done by friction is negligible * and…

A: Given data:  Initial Speed of the car (V0) = 155 km/h Free falling acceleration (g) = 10 m/s2…

Q: Using energy considerations, calculate the average force (in N) a 64.0 kg sprinter exerts backward…

A: When any force acting on the body changes the motion of the body then work is done on the body by…

Q: Using energy considerations, calculate the average force (in N) a 63.0 kg sprinter exerts backward…

A:

Q: A body is falling freely under the action of gravity alone in vacuum. Which of the following…

A: We will answer first question only.

Q: Name: A person's heart and head are 1.3 m and 1.8 m above the feet, repectively. Determine the…

A:

Q: A 2.1*10^3-kg car starts from rest at the top of a 5.0-m-long driveway that is inclined at 20.0…

A: Given, A car is at the top of a driveaway and which has some friction and car starts at rest

Q: A 0.04-kg ball is thrown from the top of a 30-m tall building (point A) at an unknown angle above…

A:

Q: Ignoring friction, use the ideas of energy conservation to find the distance the cart will travel…

A: Given: mass of the object, m = 500 g = 0.5 kg initial speed of the object, u = 3.676 m/s angle of…