A child swings a tennis ball attached to a 0.590-m string in a horizontal circle above his head at a rate of 4.50 rev/s. (a) What is the centripetal acceleration of the tennis ball? (b) What is the centripetal acceleration of the tennis ball when the string is 1.00 m in length

Q: A 2 kg rock is attached to a 3 m string. The rock is swung in a horizontal circle, making one…

A: Given data: m=2 kgl=3mT=4 s Need to determine the magnitude of the centripetal acceleration and the…

Q: The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 7.77…

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Q: Question 4 (4.1)A ball is launched at an angle of 30o above the horizontal with an initial…

A: Given, Launch angle θ=30∘ Initial velocity u = 8 m/s   Now the vertical component of velocity is…

Q: There is a designed leg shaped machine to spin astronauts in a horizontal circle with a radius of 10…

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Q: body of mass 10 kg, is moving with a velocity of 5 m/s in a circle of radius 5 m, what is the…

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Q: Explain why centripetal acceleration changes the direction of velocity in circular motion but not…

A: Work done is the dot product of force and displacement.The amount of work done upon an object can be…

Q: Uniform Circular Motion. An athlete swings a ball, connected to the end of a chain, in a horizontal…

A: Given data:  Ball swings in an uniform circular motion ω1 = 8.00 rev/s  and r1 = 0.600 m ω2 = 6.00…

Q: A 2500 kg car enters a curve with a radius of 45 m. If the car is moving at a speed of 35 m/s, what…

A: centripetal force F = mv2r

Q: If the jet is moving at a speed of 1040 km/hkm/h at the lowest point of the loop, determine the…

A: According to the question A jet is moving at a speed of 1040 km/h at the lowest point of a circular…

Q: Is it possible for a car to move in a circular path in such a way that it has a tangential…

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Q: An Earth satellite moves in a circular orbit 640 km (uniform circular motion) above Earth’s surface…

A:

Q: boy rides a small car at a speed of 12 km / hr along a circular path with radius of 3.5 m. Wat is…

A: boy rides a small car at a speed of 12 km / hr along a circular path with radius of 3.5 m.

Q: A hiker is located on top of Mt. Everest which is at 8, 848 m from sea level. Assuming that the…

A:

Q: If the rotation of a planet of radius 4.42 x 10° m and free-fall acceleration .2 7.9 m/s increased…

A: Given : Radius (r) = 4.42 x 106 m Free-fall acceleration (a) = 7.9 m/s2

Q: A car, with mass m, is racing around a circular track with some velocity v. If the car suddenly had…

A: Centripital acceleration a1= mv2/r  If mass m=3m  Velocity v=2v

Q: Calculate the centripetal acceleration for an object on the surface of radius 4000 km and, and the…

A:

Q: what acceleration does it experience?

A: Centripetal Acceleration Centripetal acceleration is defined as the acceleration that the body feels…

Q: An athlete whirls a 6.41 kg hammer tied to the end of a 1.3 m chain in a simple horizontal circle…

A: Hammer of mass 6.41 kg  The length of the chain 1.3m Angular velocity = 1.64 rev/s

Q: A mass of 0.5 kg is whirled at 120 rpm in a horizontal circle at the end of a string 2 meters long.…

A:

Q: A 3500 g car enters a curve with a radius of 45 cm. If the car is moving at a speed of 25 m/s, what…

A: Centripetal force =mv2R

Q: A ball on the end of a string swings in a horizontal circle once every second. State whether the…

A: Hey, since there is multiple subpart question posted, we will answer first three questions. If you…

Q: A jet pilot takes his aircraft in a vertical loop , if the jet is moving at a speed of 1140 km/m ,…

A: Centripetal acceleration is a type of  acceleration in uniform circular motion. It direction is…

Q: An athlete in a hammer-throw even swings a 7.0 kg hammer in a horizontal circle at a constant speed…

A: Centripetal acceleration changes with time however it’s magnitude can be the same

Q: A 10 kg ball is attached to the end of a string is revolving uniformly in a horizontal circle of…

A: Mass of ball : m = 10.0 kg Radius of circular motion: r= 0.500 m Angular velocity: ω = 2 rev/s =…

Q: A 10 kg ball is attached to the end of a string is revolving uniformly in a horizontal circle of…

A: Given Data : The mass of the ball is given as m=10Kg The radius of the rotation of the ball is given…

Q: A satellite moving in a circular orbit around the Earth (as shown in figure). If the satellite needs…

A:

Q: A fairgrounds ride spins its occupants inside a flying-saucer-shaped container. If the horizontal…

A:

Q: ball attached to the end of a string is swung around in a circular path of radius r. If the radius…

A: initial radius r Linear speed is kept constant

Q: What is the magnitude of the centripetal acceleration of a bicycle that is traveling at a speed of…

A:

Q: A 0.35kg ball is attached to a rope in a horizontal circle of radius 85cm. If the rope can withstand…

A: Given that            The mass of the ball is (m) = 0.35Kg            Radius of horizontal circle…

Q: Given that the moon has a period of 27.32 days around Earth and a radius of orbit which is 60 Earth…

A:

Q: Imagine you are on an amusement park and on a train ride. At some point the train ride follows a…

A: The expression for the centripetal acceleration is

Q: A pilot performing a horizontal turnwill lose consciousness if she experiences a centripetal…

A:

Q: A fairgrounds ride spins its occupants inside a flying-saucer-shaped container. If the horizontal…

A:

Q: A circular disk of radius 0.200 m rotates at a constant angular speed of 1.50 rev/s. What is the…

A: Given data: Radius (r) = 0.200 m Angular speed = 1.50 rev/s = 1.50 x 2π rad/s

Q: A lasso is whirled making a horizontal circle 2.3 m in radius. If each revolution of the lasso…

A: In circular motion, since the direction of velocity changes at every point, an acceleration acts…

Q: A race car starts from rest on a circular track of radius 632m. The car’s speed increases at the…

A: When the centripetal and tangential accelerations are equal, ω2R=v2R0.690m/s2=v2632mv=20.91 m/s

Q: What is the tangential velocity of a train moving in a circular track with radius of 9.72m if its…

A: Given: circular track radius r = 9.72 m Centripetal acceleration ac = 37 m/s2

Q: A planet orbits a star, in a year of length 3.51 x 107 s, in a nearly circular orbit of radius 3.92…

A: Time period, T = 3.51 x 107 s radius, r = 3.92 x 1011 m

Q: A runner taking part in the 200-m dash must run around the end of a track that has a circular arc…

A: Given: A runner taking part in the 200-m dash must run around the end of a track that has a circular…

Q: A jet is flying at 200 m/s along a street light and makes a turn on along a circular path level with…

A:

Q: An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to…

A:

Q: An object is swung in a horizontal circle. If it starts at position zero (0 rad), has an…

A:

Q: The cars on an amusement park ride travel at a constant speed velocity at 4.0 m/s on a circular…

A: The magnitude of each car centripetal acceleration is ac=v2r=4 m/s24 m=4 m/s2

Q: All parts please!

A:

Q: An Earth satellite moves in a circular orbit 714 km above Earth's surface with a period of 98.86…

A: Given:- height of the satellite from the earth surface is h = 714 km  The period of satellite moves…

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.