1a) A race car goes around a level, circular track with a diameter of 1.00 km at a constant speed of 80 km/h. What is the car's centripetal acceleration in m/s2? =_________ m/s2

Q: Can a centripetal force ever do work on an object? Yes No

A: Required : Can a centripetal force ever do work on an object?

Q: At a water park, a 50.0 kg child goes down a water slide. At a point 3.00 m above the splash pool,…

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Q: A 110 kg man is skiing across level ground at a speed of 9.5 m/s when he comes to the small slope…

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Q: 7. An elevator cab that weighs 27.8 kN moves upward. What is the tension in the cable if the cab's…

A: weight of elevator cab (w) = 27.8 kN

Q: A ball with a mass of 0.55 kg roll across the tabletop with a speed of 3.2 m/s. When the ball…

A: SOlution: Given that mass m = 0.55 kg speed v = 3.2 m/s h =1.2 m

Q: True or False (Explain if False) 1. A man pulls the remains of Mr. Trajano down an abandoned lot at…

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

Q: A block slides down a frictionless inclined ramp. If the ramp angle is 30.0° and its length is 50.0…

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Q: 2. A block projected up in a frictionless inclined plane with a speed of v,. The angle of incline is…

A: Given Data: The speed of a block is, v0=8.2 ft/s The angle of inclination is, θ=35°   Part (a): The…

Q: A car going in a circle with a constant speed v. How much work is done by the centripetal force F on…

A: Centripetal force act in radially inward and the car is moving in tangential direction of the…

Q: Part (a) Write an equation for the work done by gravity as a 100-kg object falls from a height R,…

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Q: A: A 3 Kg mass of a small train (game) moves in an acceleration of 0.9 m/s2. Compute the work done…

A: Given Mass of train m=3kg acceleration a=0.9m/s2 ditance moved d=2m

Q: The box weighing 100 kg is pushed upwards at a constant speed along a perfectly smooth inclined…

A: Given, The box weighing mass m = 100 kg is pushed upwards at a constant speed along a perfectly…

Q: Determine the work, force, distance, mass and acceleration (as the case may be) exerted by a motor…

A: CASE 1 Given data The magnitude of the force is F = 7.5 N The distance covered by an object d = 0.8…

Q: 36.) When a 2.0 kg science textbook is sitting on a table that is 2.0 meters above the floor, how…

A: It is given that,

Q: An object is dropped from an altitude of one earth radius above the earth’s surface. Neglect air…

A: Let A be the initial position and B be the final position just before the object reaches the…

Q: A 1.00 kg rock at rest is lifted a distance 5.00m above the ground for 3.00 s. What is the Power…

A: mass of rock (m) = 1 kg height (h) = 5 m time taken (t) = 3 seconds

Q: km Calculate the kinetic energy of a 3.0x 10 kg airplane moving at a speed of 0.18 Round your answer…

A: Given data:  Mass (m) = 3.0×104 kg Speed (v) = 0.18 km/s = 180 m/s Required: The kinetic energy

Q: If a body moving in a circular path decreases its speed, then we can affirm that: a) Work on the…

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Q: Earth exerts a gravitational force (F.) on the moon and so the moon moves in a nearly circular orbit…

A: The gravitational force is an attractive force. Two objects in the universe attract each other with…

Q: F, (N) 2 1 2 4 6 8 10 12 14 16 x (m)

A: This problem is based on the work-energy theorem.

Q: Earth exerts a gravitational force (F.) on the moon and so the moon moves in a nearly circular orbit…

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Q: Chapter 07, Problem 034 Your answer is partially correct. Try again. A 5.1 kg brick moves along an x…

A: Given data The mass of the brick is m = 5.1 kg The distance moved by the brick is x = 0 to x = 8 m…

Q: The engine in an imaginary sports car can provide constant power to the wheels over a range of…

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Q: A loop-the-loop vehicle in an amusement park is traveling on a frictionless track that can make a…

A: Let R denotes the radius of the circular track, m denotes the mass of the vehicle, and v denotes the…

Q: Part 1: Sample kinetic energy questions 1. A marble weighing 4.0 kg, travels at a speed of 7.0 km/h.…

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Q: An object is constrained by a cord to move in a circular path of radius 0.5m on a horizontal…

A: In case of circular motion, the constant change in the direction of the object's velocity is due to…

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

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Q: i can you help me with this problem ( is translated in google so it may be e little hard for u to…

A: Given: The mass of the object is 6 kg.             The angle made by the inclined plane with the…

Q: Sam throws a 0.72kg rock off the edge of a 15m tall building at an angle of 35∘ from the horizontal.…

A: Gravitationa potential energy is given by mgh Givenm=0.72 kgh=15 mg=9.81 m/s2

Q: Question 22 If the unit of your answer is kg. m²/s3, which of the following types of quantities…

A: Given Unit of our answer is kg.m2/s3 We have to find correct option From the given options.

Q: A ball is dropped from a height of 8m above the ground. The velocity of the ball when reaching the…

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Q: What is the work required to raise a 200 kg barbell to a height of 1.25 m? From the problem, what is…

A: Given data:  Mass (m) = 200 kg Height (h) = 1.25 m Required: Force (F)

Q: 2

A: The expression for the work done by the static friction is, W=fscosθ Here, θ is the angle between…

Q: Apply the work equation to determine the amount of work done, in N-m, by a 121 N force applied at an…

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Q: An asteroid starts at rest infinitely far from Earth. The asteroid has a mass of 1.00x104 kg.…

A: 1)Change in gravitational potential energy = - GMm/R  = -6.67 * 10-11 * 6 * 1024 * 104/(6378000) = -…

Q: If an astronaut who is orbiting the planet at a radius of 3R wants to move their orbit to a radius…

A: Solution: The required direction can be given by the following formula: θ=π1-122r1r2+13…

Q: The water slide shown in the figure(Figure 1) ends at a height of 1.50 m above the pool. If the…

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