The moon revolves about the Earth, making a complete revolution in 27.3 days. Assume that the orbit is circular and has radius r=238,000 miles. What is the centripetal acceleration of the moon?

Q: The moon completes one (circular) orbit of the earth in 27.3 days. The distance from the earth to…

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Q: The moon goes around the earth once every 27.3 days. If the centripetal acceleration it feels is…

A: solution is given as

Q: A cyclist on a circular track of radius r = 800 feet is  traveling at 27 ft s^-1. His speed in the…

A: Radius, r = 800 feet Velocity, v = 27 ft/sec Tangential acceleration, at = 3 ft/sec² Net…

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

A: Given data:  Angular velocity (ω) = 15 rev/s Radius (r) = 12 cm = 0.12 m Required: Centripetal…

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

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Q: An Earth satellite moves in a circular orbit 640 km (uniform circular motion) above Earth’s surface…

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Q: A toy car moves round a circular track of radius 3.5 m. The car makes one revolution in 10s. what is…

A: Solution: Given that Radius r =3.5 m time of one revoltuin t =10 s

Q: A satellite rotates around the earth with uniform circular motion at a radius of 6400 km. and a…

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Q: an object with a mass of 0.5 kg is doing uniforma cicular motion, the circle radius is 1.2 meters…

A: Calculate the angular velocity using the information 20 turns in 33 s. ω=20(2π)33ω=3.81 rad/s Now…

Q: A centripetal force of 36.1N is exerted in a 2.5kg sphere causing it to rotate uniformly on a…

A: The centripetal force on the sphere, F=36.1 N The mass of the sphere, m = 2.5 kg The radius of the…

Q: Find the centripetal acceleration of a person located at Earth's equator with respect to Earth's…

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Q: A hiker is located on top of Mt. Everest which is at 8, 848 m from sea level. Assuming that the…

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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: A projectile is launched straight upward from Earth's surface at the North Pole. For Earth's radius…

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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: 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…

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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: A satellite is placed in a circular orbit to observe the surface of Mars from an altitude of 144 km.…

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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 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: A Merry-Go-Round, 2.4 m in diameter, makes 0.25 revolution every minute. What is the linear speed of…

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Q: The moon completes one (circular) orbit of the earth in 23.7 days. The distance from the earth to…

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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…

A:

Q: A 66 kg skateboarder travels around a circular ramp with a radius of 13.2 m at a constant speed of…

A: Given, Mass of the skateboarder, m = 66 kgradius of the circular path, r = 13.2 mspeed, v = 4.3 m/s

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

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Q: A pendulum of length L=3.0m is swinging back and forth with a bob of m=0.5kg. At the lowest point of…

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Q: An object moves in a circle. If the mass is tripled, the speed halved and the radius unchanged then…

A: When a body experiences a circular motion, it experiences a centripetal force towards center.…

Q: a planet has a moon which is 2.5x10^9 m  away from the planet, the moon makes a circular orbit…

A: Given Data: The distance between the moon and the planet is, r=2.5×109 m The time period of…

Q: The earth moves around the sun in a nearly circular orbit of radius 1.50 x 1011m. What is the…

A: The expression for find average speed of earth during half of its path is v=dt=2πr2t

Q: cle traveling at 2 m / s in a circular path and 2 turns in all parts of the path, the radius of the…

A: Given values:- Velocity of bicycle,(v)=2 m/sec -----(1) Number of turns,(N)=2 turns ----(2) Let us…

Q: Phobos orbits Mars at a distance of 9376 km from the centre of the planet and has a orbital period…

A: Write the given values with suitable variables. r=9376 km=9376×103 mT=0.3189 days=27552.96 s Here, r…

Q: A car travels at a constant speed around a circular track whose radius is 2.03 km. The car goes once…

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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 circular disk of radius 0.200 m rotates at a constant angular speed of 1.50 rev/s. What is the…

A: Given data: Radius (r) = 0.200 m Angular speed = 1.50 rev/s = 1.50 x 2π rad/s

Q: A pilot is flying a small plane at 56.6 m/s in a circular path with a radius of 188.5 m. The…

A: The centripetal force is the radially inward force that balances the radially outward centrifugal…

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 satellite is placed in a circular orbit to observe the surface of Mars from an altitude of (144…

A: Given data: The altitude of satellite is h=144 km. The equatorial radius of Mars is x=3397 km. The…

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…

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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: 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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Q: At a distance of 25 km from the eye of a hurricane, the wind is moving at 180 km/h in a circle. What…

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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.