Which of the following is an example of circular motion in which there is no centripetal force pushing or pulling on the object? a) The moon orbiting the earth. b) A ball being twirled about on a string.   c) An airplane circling an airport while it waits to land.   d) All circular motion requires a centripetal force of some kind.     2. A race car speeds around the curved end of a racetrack. What provides the centripetal force necessary to for the car to move in the curved path?

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A: Given- Mass of hammer (m) = 7 Kg Radius(r) = 1.3 m Omega (ω) = 1 rev/sec

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A: Given data: Radius (r) = 1.5 m Speed (v) = 8 m/s Required: Centripetal acceleration (ac)

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A: Given is that : Radius ( r ) = 1.1 m Velocity ( v ) = 6.7 m/s By the formula of Centripetal…

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A: Distance of the stone from the ground is h = 2.0 m Length of the string is l = 1.5 m Distance…

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A: Given:- centripetal force (Fc)= 400 N velocity (V)=15 m/s radius (r) = 30 m find the mass of skater.…

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A: Radius of track (r) = 57 m Constant speed (v) = 29.5 ms

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A: Length of the string is L = 0.36 m  Centripetal acceleration is a = 55.8 m/s2

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A: Expression for centripetal acceleration -  ac=v2r .....(1) Expression for angular velocity -  v=ωr…

Q: A-what is the direction and the magnitude of the centripetal acceleration of the racecar

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Q: Centripetal force/circular motion Let's say you have a plastic electric fan that is turned off.…

A: Centripetal force is defined as the force needed to keep the object moving in the circular motion.…

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A: When a body is moving along a circular path, the force acting on the object is centripetal force.

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Q: 1) Mars going around the sun:

A: Mars going around the sun  the force that is required to move the mass around the sun in a circular…

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A: When a body moves around a circular path, it experiences a centripetal force.  The value of the…

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A: The force which is responsible for a body to move in a circular path is known as the centripetal…

Q: A race car goes around a level, circular track with a diameter of 1.00 km at a constant speed of 80…

A: To determine,The car's centripetal acceleration in ms-2.given,Track diameter(d)=1 km=1000 mso, Track…

Q: 2. A car travels at a constant speed around a circular track whose radius is 3 km. The car goes once…

A: Given,

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Q: A 1500 kg racecar goes at a constant speed of 96 km/h round a curved section of track that has a…

A: Speed of car ( V ) = 96 km/h = 96 * (1000 / 3600 )  = 26.667 m/s Speed of car ( V ) = 26.667 m/s

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.