A person swings a rock around on a string, causing it to sweep out in a circle of radius 0.53 m. If the rock travels at a constant speed of 8.4 m/s, what acceleration does it experience?

Q: A ball (m=2.5 kg) on a string is being swung in a vertical circle of radius 1.20 m, as shown. Its…

A: Given: The mass of the ball is 2.5 kg. The radius of the circle is 1.20 m. The speed at the top is…

Q: A car goes around a flat curve of radius 40 m at a speed of 14 m/s. What must be the minimum…

A: (b) 0.49

Q: A car rounds an unbanked curve of radius 50 m at a constant speed. If the coefficient of static…

A:

Q: A car starts from rest on a curve with a radius of 130 m and accelerates tangentially at 1.1 m/s2.…

A: Determine the radial acceleration of the car on a circular path as follows.

Q: A child sits on the edge of a spinning merry-go-round that has a radius of 2.1 m. The child's speed…

A: Given : Radius=r=2.1 m Velocity=v =4 m/s

Q: A motorist travels along a vertical circle with a diameter of 10.0 m. After one successful…

A: Given data:  Diameter of vertical circle (d) = 10.0 m Speed at bottom (v) = 6.50 m/s Mass of…

Q: Determine the minimum speed necessary for a roller coaster car to pass the top of a 12 m radius loop…

A: Given , radius of loop r = 12m   Let mass of coaster = m

Q: An engineer is creating a new amusement park where the rides drop straight down and then curve onto…

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

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Q: A student attaches a ball to the end of a 0.6 m long rope and then swings it in a vertical circle.…

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Q: An object of mass 2.0 kg revolves at 60.0 rpm in a horizontal circle of radius 0.10 m. Determine the…

A:

Q: A ball traveling in a circle with a constant speed of 3 m/s has a centripetal acceleration of 6.4…

A:

Q: An ultracentrifuge spins biological samples at very high speeds in order to separate their…

A: Given data : Frequency of rotation , n=120000 rpm                              n = 12000060rps…

Q: A solar-powered car is traveling at constant speed around a circular track. What happens to the…

A: Car speed is doubled

Q: An object moving at a constant speed requires 6.0 s to go once around a circle with a diameter of…

A: We have to use a basic formula here.

Q: Which of the following statements about uniform circular motion ARE correct? The speed does not…

A: Uniform circular motion:-When the particle moves in the circle with a uniform speed ,is known as…

Q: A car travels at a constant speed around a circular track whose radius is 3 km. The car goes once…

A:

Q: A small block with mass 0.0425 kg slides in a vertical circle of radius 0.0790 m on the inside of a…

A:

Q: A car of mass 1,925 kg travels along a circular road of radius 90.0 m at 15.0 m/s. (a) Calculate the…

A: Given data: Mass (m) = 1925 kg Radius (r) = 90.0 m Speed (v) = 15.0 m/s Required: Centripetal…

Q: This quantity is equal to rω.* A. linear speed B.angular displacement C. centripetal acceleration D.…

A:

Q: Passengers in a whirly-go-round (a "puke your guts out" amusement ride) are subjected to…

A: acceleration (a) = 2.5 g = 2.5×9.8 ms2= 24.5 ms2Length of pole (d) = 3.5 m

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: The tallest Ferris wheel in the world is located in Singapore. Standing 42 stories high and holding…

A: Given Diameter D = 150 m Duration T = 30 min = 30 x 60 = 1800 s

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

A: Givenspeed of bicycle (v)=5.2 m/sRadius of circle (r)= 11 m

Q: An automobile with tires that have a radius of 0.260 m travels 64000 km before wearing them out.…

A: Given data :                   Radius of the tire (r) = 0.260 m                   Distance traveled…

Q: A plane is traveling at V= 100 m/s following the arc of a vertical circle of radius R. At the top of…

A:

Q: A car is traveling at constant speed of v = 11.5 m/s. Its tires have a diameter of d = 0.68 m. v =…

A: Given data:  Speed (v) = 11.5 m/s Diameter (d) = 0.68 m

Q: Assuming a constant speed, identify which series best shows the relationship between the centripetal…

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Q: A car travels at a constant speed around a circular track whose radius is 3.82 km. The car goes once…

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Q: A car travels at a constant speed around a circular track whose radius is 2.67 km. The car goes once…

A: Given data: Radius (r) = 2.67 km Time taken to complete one round (t) = 285 s Required: The…

Q: A small object moves at constant speed in a horizontal circle of radius 0.540 m. If the object makes…

A: If the object is moving at a constant speed in a horizontal circle it is then undergoing a uniform…

Q: 24. A bucket of water is swung in a vertical circle at arm's length of 0.70 m. The minimum number of…

A:

Q: What is the minimum radius at which an airplane flying at 300 m/s can make a U-turn if its…

A:

Q: centripetal acceleration

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Q: motion

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Q: A 1 kg ball is tied to the end of a rope and spun around in a vertical circle. The ball is slowly…

A:

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 car travels at a constant speed around a circular track whose radius is 2.92 km. The car goes once…

A: Centripetal acceleration is given by, ac = v2/R where, v is the circular speed and R is radius of…

Q: A bicyclist is at the bottom of a hill with a speed of 30 ft/s. After traveling 600 ft on the road,…

A: Given, v = 15 ft/s ,  a = 1.3 ft/ s2  we know, a = v2 / r r = v2 / a r = 152 / 1.3 r = 0.173 * 103…

Q: Rudy is test-riding his new bike at the newly-built Pasig River Esplanade. He is going at a speed of…

A: When an object is moving on a circular track ,then centripetal force is required to make it move on…

Q: a bucket of mass 2.00 kg is whirled in a vertical circle of radius 1.20 m. at the lowest point of…

A:

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 string, R = 80 cm  = 0.8 m speed of revolution, n = 5 rev / min

Q: 5. In a test of a "g-suit", a volunteer is rotated in a horizontal circle of radius 7.0 m. What must…

A:

Q: bicyclist is at the bottom of a hill with a speed of 30ft/s. After traveling 600 ft on the road, she…

A: If an object moves in circular motion centripetal Acceleration acts on it.  Centripetal acceleration…

Q: A car enters a right turn that is 90◦ and part of a circle of radius r. The car exits the turn after…

A: The centripetal acceleration is given by,

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.