An ordinary workshop grindstone has a radius of 9.00 cm and rotates at 8000 rev/min. (a)Calculate the magnitude of the centripetal acceleration at its edge in meters per second squared and convert it to multiples of g. magnitude m/s2.

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

A:

Q: An airplane pilot experiences the sensation of zero gravity when passing through the top of a…

A: Given:  speed, v = 200 m/s

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: An object with a mass of 17.7 kg is traveling around a circular path of radius 4.91 m. At a certain…

A:

Q: The driver of a car moving at 90.0 km/h presses down on the brake as the car enters a circular curve…

A:

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: A ball rotates in a harizontal circular path of radius r0.5m with a constant speed. The radial…

A:

Q: An automobile with 0.220 m radius tires travels 60,000 km before wearing them out . How many…

A: Radius (R) of tires = 0.22 m distance moved (d) = 60,000 km

Q: What is the maximum velocity, in miles per hour, for an automobile rounding a level curve of 200 ft…

A:

Q: In designing rotating space stations to provide for artificial-gravity environments, one of the…

A: In the given question, We have to determine the minimum value of radius.

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

A:

Q: Why is the acceleration of a body moving uniformly in a circle, directed towards the centre?

A: Answer When a body travels in a circular path it's direction constantly changes and thus it's…

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: What is the minimum radius at which an airplane flying at 134.9 m/s can make a U-turn if its…

A: We know centripetal acceleration a = v2/R where v is speed.   R = is radius  given maximum…

Q: The moon revolves around the Earth in a circular orbit with a radius of 3.84×108 ?.?? ????? 27.3…

A:

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 2 kg ball is moving with a constant speed of 5m/s in a horizontal circle whose radius is 50cm.…

A:

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

A:

Q: If there is a net force on a particle in uniform circular motion, why doesn’t the particle’s speed…

A: in uniform circular motion, the speed of the particle remains constant but the velocity is…

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

A:

Q: The aorta is a major artery, rising upward from the left ventricle of the heart and curving down to…

A: SOlution: Given that  diameter is 5.3 cm r = 5.3/2=2.65 cm =0.0265 m speed v = 0.4 m/s

Q: An athlete rotates a 1.00 kg discus along a circular path of radius 1.06 m. The maximum speed of the…

A: Given value--- Mass = 1 kg. radius = 1.06 m. speed = 25 m/s. We have to find--- maximum radial…

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

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Q: The power to electric motor rotating at 600 rpm is cut off. If the magnitude deceleration of the…

A:

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

A:

Q: An artificial satellite circles the Earth in a circular orbit at a location where the acceleration…

A: Please see the answer in step 2

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

A:

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: If the standing astronaut moves with a speed of 3.1 m/s at a distance of 3.2 m from the center of…

A: Given data: Speed (v) = 3.1 m/s Radius (r) = 3.2 m Required: Centripetal acceleration (ac) as a…

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: Can centripetal acceleration change the speed of a particle undergoing circular motion?

A: Centripetal acceleration

Q: A 10.7 kN car travelling at 13.4 m/s attempts to round an unbanked curve with a radius of 70 m. What…

A:

Q: A car drives over a hilltop that has a radius of curvature 0.103 km at the top of the hill. At what…

A:

Q: A planet orbits a star, in a year of length 2.29 x 107 s, in a nearly circular orbit of radius 3.81…

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…

Q: In uniform circular motion, the net force is perpendicular to the velocity and changes the direction…

A:

Q: The radius of the earth’s very nearly circular orbit around the sun is 1.50 x 1011 m. Find the…

A: The radius of the earth's circular orbit,(r)=1.50 x 1011 m -----(1) [Given] Time taken by earth…

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.