R Figure P7.28

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Given data: The distance is d=6.5 cm×1 m100 cm=0.065 m. The heights are, h1=5 cm×1 m100 cm=0.05…

Q: A 5 kg cylinder 0.5 m in diameter rolls down a plane 5 m long inclined 30° with the horizontal at…

A: Given: The mass of the cylinder is 5 kg. The radius of the cylinder is 0.5 m. The length of the…

Q: You are testing a new amusement park roller coaster with an empty car of mass 120 kg. One part of…

A: radius, r =12 m  mass, m =  120 kg  speed at top, v = 25 m/s speed at bottom, u = 8 m/s

Q: A 20 kg sphere with a radius of 4 m slides down a ramp as shown. Find the velocity at the bottom of…

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Q: Find the velocity of the bucket with a mass of m = 2.00 kg attached to a cylindrical pulley with a…

A: Applying the conservation of energy we can write, Potential energy drop of the bucket = Translation…

Q: A simple pendulum, consisting of a lightweight 25-cm rod and a small 500-g weight, pivots from point…

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Q: A 12 kg mass slides down an 18-degree incline with μk=0.26. The mass is connected by a massless…

A: Consider the free-body diagram of the mass-pulley-wheel system.

Q: Which of the following statement is NOT true in a uniform circular motion A Kinetic Energy is…

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Q: 13. A man moves the 0.1 kg object shown in a vertical plane from position X to position Y along a…

A: We know that , work done = mgh Given that , Mass = .1 kg Radius = 2 m

Q: At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls…

A:

Q: what is the minimum height h in meters of a slope that must be constructed in order for a rider in…

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Q: What's the linear speed of a point on the equator of a planet whose radius is 5.4 times that of…

A: Given--- radius of planet = 5.4 times of the earth radius.  We have to find--- linear of a point…

Q: At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls…

A: Radius of the room, R = 8.8 m Acceleration due to gravity, g = 9.8 m/s2 Coefficient of friction…

Q: A sphere rolling with an initial velocity of 9 m/s starts up a plane inclined 30 degrees with the…

A: Given that,velocity of bottom of plane:initial velocity, u=9 msangle of inclination,…

Q: At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls…

A:

Q: What’s the linear speed of a point on the equator of a planet whose radius is 2.9 times that of…

A: Ques: R=2.9*RE

Q: What is the minimum speed a 805 kg roller coaster needs to have at the top of a 6 m radius vertical…

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Q: In the game of tetherball a rope with length L=1.40 m connects a ball with mass m=0.600 kg to the…

A: The figure is not given in the question, but as it is a tetherball problem, it is understood and…

Q: The figure shows a thin rod, of length L = 2.30 m and negligible mass, that can pivot about one end…

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Q: What’s the linear speed of a point on the equator of a planet whose radius is 4.8 times that of…

A:

Q: A 55 kg skateboarder wants to just make it to the upper edge of a “half-pipe” with a radius of 3.0…

A: Given data The mass of skateboarder is, m=55 kg The radius is, r= 3.0 m The distance from a…

Q: A 454.0-kilogram wrecking ball is affixed to the end of an 8.2-m chain, which in turn is attached to…

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Q: In the figure below, a small block of mass m 4 kg can slide along the frictionless loop-the-loop,…

A: m = 4 kg R = 17 cm h = 6R

Q: Consider a stationary 1,200kg coaster, at the bottom of the track, compresses a very strong spring…

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Q: A wind turbine on a wind farm turns in response to a force of high-speed air resistance, R=0.5DρAυ2.…

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Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Data Given ,  h1 = 5 cm = 0.05 m  h2 = 1.60 cm  = 0.016 m d = 6.5 cm = 0.065 m

Q: Consider a stationary 1,200kg coaster, at the bottom of the track, compresses a very strong spring…

A:

Q: The figure shows a photo of a swing ride at an amusement park. The structure consists of a…

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Q: QUESTION 11 What minimum velocity must a small roller-coaster car have at the bottom of a…

A: Given:  Radius, r = 8.00 m/s Acceleration due to gravity, g= 9.8 ms2   To Find:  The minimum…

Q: calculate the power available with (a) υ=8.0 m/s and (b) υ=24.0 m/s.

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Q: During a performance in an airshow, a 529 kg stunt plane makes a circular horizontal turn of radius…

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Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A: Given: Height h1 = 5.0 cm. Height h2 = 1.6 cm. Distance d = 6.5 cm.

Q: A car rounds a freeway exit turn of radius 40m at constant speed of 20m/s. The turn goes 3/4 around…

A: Constant speed of car  = 20 m/s  Radius of circular track = 40 m

Q: A motorcyclist performs uniform circular motion on a globe of death with a radius of 4.00 m. It has…

A: Given, Radius of globe of death ,r = 4.0 m  Speed ,v = 10.9 m/s  Mass = 200 kg  g = 10.0 m/s2

Q: True or False? "In the circular motion, there is a kinetic energy but the work due to the…

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Q: A light, rigid rod is 77.0 cm long. Its top end is pivoted on a frictionless, horizontal axle. The…

A: Length of rod (L) = 77 cm Radius of path = 77 cm H = 2R = 2×0.77 m = 1.54 m

Q: A massless spring of constant k =78.4 N/m is fixed on the leftside of a level track. A block of mass…

A: Given:Spring constant = 78.4 N/mMass = 0.50 kgRadius = 1.5 mKinetic friction coefficient = 0.30…

Q: A toy car with a mass of 0.150kg goes through the top of a loop the loop with a radius of 0.300m…

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Q: A merry-go-round in a playground (spinning horizontal disk) of mass M and radius R is initially…

A: a) ii) Angular momentum is conserved. Explanation: This is the case of the inelastic collision. So,…

Q: The figure shows a ball with mass m = 0.69 kg attached to the end of a thin rod with length L = 0.99…

A: Hi, as this problem contains multiple sub-parts, hence the first three sub-parts will be solved for…

Q: A 54.0 kg skateboarder wants to just make it to the upper edge of a "quarter pipe," a track that is…

A:

Q: At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls…

A: Required :  The minimum safe speed.

Q: A matchbox car track begins at a height y=1.0, goes down hill to y=0, goes around a vertical loop of…

A: We know, the centripetal force is given by F=mv2r The force on the car due to gravity is given by…

Q: In the figure here, a small, solid, uniform ball is to be shot from point P so that it rolls…

A:

Q: At amusement parks, there is a popular ride where the floor of a rotating cylindrical room falls…

A:

Q: Explain why a centripetal force doesnot do work on a circularly moving objects?

A: The centripetal force does not do work on a circularly moving object because the force is…

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.