You are swinging a ball attached to a rope so that it undergoes uniform circular motion. You double the speed you are swinging the ball. The resultant change in centripetal acceleration would be (a) 2 times smaller (b) 4 times smaller (c) 2 times greater (d) 4 times greater

Q: A 2.40 kg granite stone is tied to a rope and spun in a circular path of radius 1.14 m. The stone…

A: Here, We have given, Mass of stone = m = 2.40 kg Radius of the circle, r =1.14 m   Maximum Speed =…

Q: An object is moving in uniform circular motion. If the radius of its path is 6.90 mm and its…

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Q: A car with mass 500 Kg rotating with a constant circular speed in a track of 60 m radius. It…

A: Given, mass=m=500 kg radius of track=r=60m time=35 s Centripetal acceleration is given byv2r

Q: An aircraft performs a maneuver called an "aileron". During this maneuver, the plane turns like a…

A: Given: The time taken to complete the circle is 6.4 s. The length of the wingspan is 9.3 m.…

Q: A ball attached to an end of a 60-cm long string is revolving uniformly in a circle. How will the…

A: Given Data:- The length of the string is l = 60 cm.

Q: You swing a ball at the end of string 1) F. = T-mg in a vertical circle. Since the ball is 2) F. =…

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Q: A certain fan blade has a radius of 0.25-m. A point on the rim of the blade has a centripetal…

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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: An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete is…

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Q: 6] An object is placed 0.5m from the center of a horizontal rotating table. If the centripetal…

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Q: A car turns a certain curve of radius 24.98 m with constant linear speed of 15.67 m / s. If the…

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

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Q: A fighter pilot is flying his plane at 24 m/s in a circular path (radius= 290m). The centripetal…

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Q: An astronaut is rotated in a horizontal centrifuge at a radius of 5.6 m. How many revolutions per…

A: Radius , r = 5.6 m Acceleration = 5.3g To find = revolutions per min

Q: A cat rides a merry-go-round turning with uniform circular motion. At time 1.4s, the cat: velocity…

A: A cat rides a merry-go-round turning with uniform circular motion. At time t1 = 1.4 s. the ca's…

Q: The moon is going around the Earth at a speed of 1022 m/s. The moon is 3.48 x 108 m. Assume the…

A: Given, The speed of moon is 1022 m/s the moon is at 3.48 x 10^8 m here we can assume the moon’s…

Q: A 150-g ball at the end of a string is revolving uniformly in a horizontal circle of radius 0.600 m.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete is…

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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 data: Distance traveled (d) = 200 m Radius of circular path (r) = 35 m Time (t) = 24.2 s…

Q: A cyclist on a circular track is travelling at 20 ft/sec. His speed in the tangential direction…

A: Given data: Velocity of the cyclist, V=20 ft/s Acceleration in the tangential direction, at=4 ft/s2…

Q: A football is kicked with an initial velocity of 45 m/s at an angle of 30-degrees  with the…

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Q: A student rides his bike around a circular rotary which has a radius of 100 m. At a certain instant…

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Q: Choose all that apply to centripetal acceleration   A. depends on tangential speed and radius of…

A: Centripetal acceleration is the property of the motion of a body traversing a circular path. The…

Q: A child sitting 1.30 m from the centre of a merry-go-round. He moves with 1.60 m/s Calculate the…

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Q: The blade of a modern wind turbine is usually around 55 m long (radius = 27.5 m). If the blade…

A: Given data as per question Radius of turbine =27.5 m calculations 11.29 revolution =1 minute=60 s1…

Q: 38. An athlete swings a ball, connected to the end of a chain, in a horizontal circle. The athlete…

A: (a)The linear speed of the ball is,

Q: An object of mass 0.40 kg attached to a string of length 0.87 m is swung in a circle at a constant…

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Q: A stone is tied to the end of a string and is swung with constant speed around a horizontal circle…

A: Given: Radius of circle r = 1.5 m Number of revolution N = 2 each second We have to calculate the…

Q: A car is driven at constant speed over a circular hill with the radius R-50m. The mass of the car is…

A: The given data are: R=50 mm=90 kgv=20 m/s Here, R denotes the radius, m denotes the mass, and v…

Q: ace car goes around level, circular track with a diameter of 1.00 km at a constant speed of 99 km/h.…

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Q: A ball whirled in a horizontal circle 1.5 m in radius at a rate of 1 revolution every 2 secs. Find…

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Q: Mr. M is taking a turn with radius r at a speed v. If he maintains the same speed but takes the turn…

A: solution is given as

Q: A yoyo is spined in a horizontal circle 1.5m in radius at a rate of 1 revolution every 2 seconds.…

A: From the given pieces of information, we will find out the angular speed and then centripetal…

Q: A child is standing on the edge of a 3-meter radius merry-go-round that is spinning at a constant…

A: The magnitude of the centripetal acceleration is given by, ac=ω2r

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: Radius of horizontal circle,(r)=500 m -----(1) [Given] Speed of the airplane,(v)=150 m/sec -----(2)…

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

A: Given Data: The constant velocity of a car is, v=4.0 m/s The radius of a circular track is, r=4.0 m…

Q: A car is driving around a circular driving track. If the track has a radius of 41.1 m, and the car…

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Q: 29 An amusement park ride moves a rider at a constant speed of 14 meters per second in a horizontal…

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Q: A hawk flies in a horizontal arc of radius 13.3 m at a constant speed 3.20 m/s. (a) Find its…

A: Radius of the horizontal arc, r = 13.3 m Speed, v = 3.20 m/s Centripetal acceleration is given by-…

Q: A truck moving along a curve in the road at 20.01 meters per second has centripetal acceleration of…

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Q: A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m above level ground.…

A: Given: radius, r = 1.5 m  height, h =2 m horizontal distance,d = 10 m

Q: Chapter 3- questn-15 The magnitude of the centripetal acceleration of the plane moving with constant…

A: Centripetal acceleration ac = 9 (gravitational acceleration ag) Constant velocity, v = 300 m/s

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 : Distance (d) = 200 m Radius of curvature (r) = 50 m Time (t) = 28.4 s

Q: A centripetal acceleration is always directed towards the __________ of the circle. a) center b)…

A: centripetal acceleration is always directed towards the __________ of the circle. a) center b) right…

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

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Q: A particle, moving in a circle of radius 10 cm with a uniform speed, completes a revolution in 4…

A: Radius of the circle r=10 cm Number of revolutions /4 s is 1 Number of revolutions /second is ω=14 1…

Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A: r=6.38×10^6m θ=28°

Q: A 3.68 kg object is tied to the end of a cord and whirled in a horizontal circle of radius 881 cm.…

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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.