A car of mass m follows a truck of mass 2m around a circularturn. Both vehicles move at speed v. (a) What is the ratio ofthe truck’s net centripetal force to the car’s net centripetalforce? (b) At what new speed vtruck will the net centripetalforce acting on the truck equal the net centripetal force actingon the car still moving at the original speed v?

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: How much centripetal force (in N) is required to keep an object with mass 2.5kg moving uniformly in…

A: Given: The mass of the object is 2.5 kg. The radius of the circle is 0.33m. The linear speed is 1.7…

Q: A curve on a highway has a radius of curvature of 200.0 m. What is the magnitude of a car’s…

A: Given data: Radius of curvature (r) = 200.0 m Constant Speed (v) = 26.8 m/s Time (t) = 4.00 s…

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: a sharp curve to reach Alexander

A: Any net force resulting in a uniform circular motion is called centripetal force. This force acts…

Q: An object is traveling with a velocity of 6.0 m/s in a circular path whose radius is 4.0m. What…

A: Velocity = v = 6 m/s Radius = r = 4 m Centripetal acceleration will be given by following formula:

Q: When an object travels in uniform circular motion, what is the angle between its velocity and its…

A: When an object moves along a circular path, it is called the circular motion of the object. When an…

Q: The centripetal acceleration of an object is 240 m/s^2. If the radius is tripled and the period of…

A: In the given question, Centripetal acceleration (a) = 240m/s2 The radius is tripled and the period…

Q: Assume the Earth travels in a perfect circle around the Sun, with masses, 2.00 * 1030 kg and…

A: Write the expression for the centripetal force.

Q: To keep a constant centripetal acceleration, how much should the radius change if the velocity is…

A:

Q: Consider a circular-motion problem in which tension not only must provide the proper radial…

A: Here, FtCosB = mg  FtSinB = mv2/R  So, by dividing these equations  tanB = v2/Rg  v = √(RgtanB)  Now…

Q: What is the smallest radius R about which an automobile can turnwithout skidding at 100 km/h if μ =…

A: For not skidding, the centripetal force is balanced by the friction force.  μ m g =m v2R where, v is…

Q: A 2000 kg car is driven clockwise around a circular path of radius 25.0 meters with a velocity of 10…

A: Given data: Mass (m) = 2000 kg Radius (r) = 25.0 m Velocity (v) = 10 m/s Required: Centripetal force…

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: Which has the greater centripetal acceleration, a car with a speed of 15.0 m/s along a circular…

A:

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: If a 1100kg-car makes a circular turn with a radius 15m on a  at road how fast can it go without…

A: The idea is that the static friction force of:     F = u m g = 0.5 * 1100 *9.8 = 5390 Newton   5390…

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 70-kg runner rounds a track of radius 25 m at a speed of 8.8 m/s. What is the central force caus-…

A: Given data: Mass (m) = 70 kg Radius (r) = 25 m Speed (v) = 8.8 m/s Required: Centripetal force (Fc)

Q: What centripetal force does an 77.4 kg passenger experience when seated 10.1 m from the center of a…

A:

Q: Give an everyday example of circular motion for which the centripetal acceleration is mostly or…

A: For a body to incur circular motion, the centripetal acceleration must be provided by some external…

Q: A medical saw is rotating at a constant rate of 15 rev per/second. If it has a radius of 12 cm. what…

A: To find the centripetal acceleration Given :  radius = 12 cm = 0.12 m Rotating at a constant rate of…

Q: If the jet is moving at a speed of 840 km/h at the lowest point of the loop, determine the minimum…

A: Given data: Speed of the get (v) = 840 km/h                                  =840*(5/18) m/s…

Q: How much centripetal force is needed to make a body of 0.5 kg to move in a circle of radius 50 cm…

A: Given: The mass of the object is 0.5 kg. The radius of the circle is 50 cm. The speed of the object…

Q: a motorcyclist accompanies a circle whose radius is 20M at a speed of 72 km / h, so if the total is…

A: a motorcyclist accompanies a circle whose radius is 20M at a speed of 72 km/h, so if the total is…

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

A:

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

A:

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

A:

Q: A 500 gm of round shaped ball attached at the end of a cord, is rotated in a horizontal circle with…

A: When a body rotates in a circle then it has an acceleration and since it has an acceleration , it…

Q: What is the magnitude of the centripetal acceleration of a car following a curve of radius 500 m at…

A:

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

A:

Q: If you are experiencing a force of 500N against your seatbelt as you turn a corner(radius of the…

A: Given that The force against your seat belt F = 500 N The radius of the curve r = 30 m Mass is your…

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: A fighter pilot, whose mass is 75 kg, completes a vertical loop of radius R=388m with a constant…

A:

Q: The merry-go-round in the park has a radius of 1.5m. If my neighbor's child (m=40 kg) sits close to…

A:

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

A:

Q: When a particle of mass m rotating in a plane circular path of radius r has an angular mотеntum I.…

A:

Q: In the very Dutch sport of ducth-dude-on-a-pole, athletes run up to a long pole and then use it to…

A: The apparent weight of the vaulter is equal to the force will be exerted by the pole on the vaulter.…

Q: What is the centripetal acceleration of a plane traveling at 275 m/s around a circle of 5 km (5000…

A: Given: The speed of the object is 275 m/s. The radius of the path is 5000 m.

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

A:

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 car is entering a curved ramp that has a radius of curvature of 70 meters, if the centripetal…

A: Given Data: The radius of the curvature is: r=70 m The relation between centripetal force and weight…

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 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.