1. An automobile with a mass of 1200 kg travels at a speed of 90 km/h. a) What is its kinetic energy? b) What is the net work that would be required to bring it to rest?

Q: 2. A 3 kg object moves under the influence of the potential energy x² 5(x) = (x − 4)³ – - +5 Shown…

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Q: An accelerating object of mass m=1 kg is fired with an initial speed v-2 m/s at a starting point. If…

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Q: A 3.2 kg ball that is moving straight upward has 17 J of kinetic energy and its total mechanical…

A: Given, mass of the ball , m = 3.2kg Kinetic energy of the ball , K.E = 17J Total Mechanical energy…

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…

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Q: A 50.0 kg bicyclist on a 10.0 kg bicycle speeds up from 5.00 m/s to 10.0 m/s. What was the total…

A: Given : m1 = 50 kg m2 = 10 kg vi = 5 m/s vf = 10 m/s

Q: A 4 kg ball falls from height of 23 m. What willbe potential energy of the ball after 0.8 second?…

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Q: - If a ball is launched from ground level into the air with 16 J of kinetic energy (KE). [no E-S-A…

A: Given data:  At ground level Ball's initial kinetic energy (KEi) = 16 J Required: GPE and KE at peak…

Q: 38)) How many joules would the change in potential energy be when an object with a mass of 8 kg…

A: Given : m = 8 kg h1 = 15 m h2 = 20 m g = 10 m/s2

Q: A 0.5 kg object is at the top of a water well and then dropped into the bottom of the well, the well…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: You have an object of mass 1,205 kg, that is a distance 1.0 m above the ground. If we call the…

A: Given Mass of an object = m = 1205 kg Height of the object = 1.0 m We have to calculate the…

Q: What is the change in gravitational potential energy for a 70 kg man walking upstairs from a height…

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Q: A woman with a mass of 55 kg climbs a set of stairs that are h = 3 m high. How much gravitational…

A: Given data The mass of the woman is m=55 kg The final height of the woman is h=3 m   The gain in…

Q: One of the tallest towers is in Fargo, North Dakota. The tower is 629 m tall, or about 44 percent…

A: Potential energy= mass x gravitational acceleration x height P=mgh

Q: 7. Write a statement that describes the impact on kinetic energy of increasing the speed of an…

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Q: 1. How does the work required to stretch a spring 2.0cm from Its unstressed length compare with the…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: A spring has a natural length of 18 cm. If a 25-N force is required to keep it stretched to a length…

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

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Q: Q1.a. In 2.5s a car increases its speed from 60 km/h to 65km/h while a bicycle goes from rest to 5…

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Q: A ball of mass 0.500 kg is carefully balanced on a shelf that is 3.00 m above the ground. What is…

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Q: h potential energy due to gravity would a person have if they were standing on top of a building…

A: Given:-  The mass of the person is  m = 76.1 kg  The height of the building h = 51.7 m  Find:- How…

Q: 7. A 4000-kg spaceship is in a circular orbit 160 km above the surface of the Earth. It needs to be…

A: Given: Mass of spaceship m=4000 kg Height  h1=160 km=160×103 m Height  h2=360 km=360×103 m Standard…

Q: How much gravitational potential energy (in Joules) does a 9kg object have placed 15m above the…

A: Gibem data The mass is M=9 kg The height is h=15 m The reference height is, ho=0 m The accleration…

Q: What are some reasons the total energy of an object might change while traveling through space?

A: To find Reason for the total energy change for an object while traveling through space.

Q: Calculate what is ask then provide a solution 1.how much gravitational potential energy does a 79…

A: Comment: Since we only answer up to  1 question, we’ll answer the 1st question only. Please resubmit…

Q: QUESTION 3 What is the total mechanical energy of an object that has a potential energy of 65 J and…

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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: Suppose you throw a 0.48-kg ball with a speed of 10.8 m/s and at an angle of 28.5° above the…

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Q: Let's return to our ball-Earth example, only now let's examine a case where a ball is rising in the…

A: Near the Earth's surface, the gravitational potential energy of a system consisting of the earth and…

Q: The gravitational potential energy, U of an object when moved away from the Earth is -125,000 J. How…

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Q: From the top of a cliff 80 meters high, a ball of mass 0.4 kilogram is launched horizontally with a…

A: At t= 0s, U = mgh = 320J  K = ½mv2 = 180J  Total Energy = U + K = 500J

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…

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Q: A 5.34 kg ball is thrown upward with an initial speed of 13.77 m/s. Ignore air resistance when…

A: Kinetic energy of a body of mass m moving with speed v is given as 12mv2 Gravitational potential…

Q: "20 kg bear slides, from rest, 6 m down a Lodgepole Pine tree, moving with a speed of 5.6 m/s just…

A: The mass of bear. m=20 kg   Gravitational acceleration  g=9.8 m/s²   Height  h=6 m The potential…

Q: A ball has a total energy of 140 J when it is dropped from rest from a height of 20 meters. Assuming…

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Q: A 2.5kg ball is about to roll off the edge of a 1.7m tall table. What is its current potential…

A: We know that, Potential Energy :PE = m x g x h Where,m = Mass (2.5kg) g = Acceleration of…

Q: ball is thrown up with a velocity of 16 ft/s from a height of 32 ft. What is the distance traveled…

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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…

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Q: How fast (in meters per second) must an iron ball with a mass of 41.5 g be traveling in order to…

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Q: A man claiming a mountain carrying a bag with mass 7.5 kg, after 30 min he reach 8.2 m height from…

A: Given data *The mass of the bag is m = 7.5 kg *The given time is t = 30 min *The height from the…

Q: (1) Suppose you lift a stone that has a mass of 5.1 kilograms off the floor onto a shelf that is 2.5…

A: According to question we need to find work done .

Q: Thor stands on top of the Stark Tower (425 m) and fights his brother Loki using Mjolnir, his hammer.…

A: Given: Height of stark tower h = 425 m.  Mass of mjolnir M = 300 billion elephant = 4.5×1015 kg.

Q: 5.3- at What is the kinetic energy of a 1400 kg traveling car 7.4x 10' J B 2.0 x 10 J 7.3x 10 J 2.8…

A: Given: Mass of the car, m = 1400 kg. Velocity of the car, v = 5.3 m/s.   To Find: The kinetic energy…

Q: The space station, with a mass of about 854,000 kg, has lost its geostationary orbit (an altitude of…

A: Given:- m= mass of the space station= 854000 kg = 8.54×105 Kg Ro= Radius of Geostationary Orbit=…

Q: A 2.35-kg object initially at rest has a gravitational potential energy of 74.6 J. Determine the…

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Q: Jeff lifts a 6000-g metal ball from the ground to a height of 35 inches close to his body. What is…

A: Given: mass of ball m = 6000 g = 6 kg height h = 35 inch = 35*0.0254 m = 0.889 m

Q: In the following figure calculate the work space to move the body of its mass of 20 kg in the…

A: Part (a) The work done on moving a body of mass m (= 20 kg) from point A to point B,

Q: A 0.2 kg ball is resting on edge of the top of a 1 m height table. Does the ball have kinetic…

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

Q: The kinetic energy of a golf ball is measured to be 143 J if the golf ball has a mass of 47 G what…

A: According to the guidelines, only one question will be answered. Please submit the other questions…