A race car moves on a circular track at a uniform speed of 30.0 m/s in a counterclockwise direction.  The radius of the track is 75.0 m.  What is the direction of the car’s acceleration?         b. What is the magnitude of the car’s acceleration?

Q: An ordinary workshop grindstone has a radius of 6.50 cm and rotates at 7000 rpm. (a) Calculate the…

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Q: A vehicle rounds a curve whose radius is 20 ft with Vt= 44 f/sec. The vehicle's weight is 2500 lb.…

A: Given values-  Radius=r=20 ftVelocity=Vt=44 ftsecWeight =2500 lb

Q: A typical road bike wheel has a diameter of 70 cm including the tire. In a time trial, when a…

A: d = 70 cm = 0.70 m Then, r = d/2 = 0.35 m

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Q: A 200 g block on a 52.0 cm -long string swings in a circle on a horizontal, frictionless table at…

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Q: A high-speed drill rotating counterclockwise at 2000 rpm comes to a halt in 3.0 s. a) What is the…

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Q: You drive down the road at 38 m/s (86 mi/h) in a car whose tires have a radius of 38 cm. (a) What…

A: Given that, the value of radius and velocity. Then We have to determine the value of given parts.

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Q: An object is flying around the circle on a rope of radius 4 meters, and its speed is 2 meters per…

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Q: A unicorn is standing on a rotating platform, so that it can be admired from every angle. The…

A: Given data The radius of the platform is r = 5 m The rotation of the unicorn is N = 1/8 rotations…

Q: A 17.0 kg mass is spun in a circle of radius 6.0 m with a frequency of 35 Hz a. What is the period…

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Q: 3. A 900 kg car drives over a brige in the shape of a circular arc with radius 40 m. The car moves…

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Q: swer the fo A model of a helicopter rotor has four blades, each 3.4 m long from the central shaft to…

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Q: A rotating space station can simulate the gravitational acceleration on Earth. (a)  If the Station…

A: Diameter  of space station,D=600mRadius,  R=D2=6002m=300m

Q: Review I Constants centripetal acceleration. In this problem we consider a mass moving in a circle…

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Q: A car moving at a speed of 8.0 m/s encounters a bump that has a circular cross-section with a radius…

A: Centripetal acceleration of an object is given by,ar=v2r......(1)where, ar is centriptetal…

Q: In a DVD player the centripetal acceleration is measured to be 100 m/s^2 , at a point that is .02 m…

A: The centripetal acceleration at a point at r distance on a disc  from its center can be expressed as…

Q: An Indy car with a speed of 110 km/h goes around a level, circular track with a radius of 1.00 km.…

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Q: A 60 kg Gila monster on a merry-go-round is traveling in a circle with a radius of 3 m at a speed of…

A: Given, A 60 kg Gila monster on a merry-go-round is traveling in a circle with a radius of 3 m at a…

Q: 12. A 0.20 kg block on a 0.50-m-long string swings in a circle on a horizontal, frictionless table…

A: Given: The mass of the block is m=0.2 kg. The length of the block is r=0.5 m. The number of turns…

Q: A toyota corolla starts from rest on an unbanked circular track of radius 100m and speeds up at a…

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Q: A Ferris wheel with a radius of 9.1 m rotates at a constant rate, completing one revolution every 38…

A: Given data The radius of the Ferris wheel is given as r = 9.1 m. The time taken by the wheel to…

Q: 1) A stopwatch starts while race car travels at 9 m/s from the pit area and accelerates at a uniform…

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Q: 1. A 145 g ball at the end of a string is revolving uniformly in a horizontal circle with a radius…

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Q: 7) A 50 kg person rides a ferris wheel with a radius of 15 meters and makes one complete revolution…

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Q: a cd has a diameter of 120mm and spins at 540 rpm . A: what is the period B: If a spec of dust is…

A: Since you have asked question with multiple sub parts, we will solve the first three sub parts for…

Q: It takes a time t = 0.65 s for a record to revolve on a record player once. A particular point on…

A: As we know that for a circular motion, Angular speed (ω) = 2 π/T  ---------(1) Where T is time…

Q: A racecar going around a circular track of radius r begins at rest and then accelerates with a…

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Q: You are driving down the highway at 65 mph, which is 29 m/s. Your tires have a radius of 0.30 m.a.…

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Q: . A 5 Kg cat sits 2 m from the center of a merry go round. The merry go round is set in motion, and…

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Q: A 3.20 kg hawk circles overhead in search of prey. (a) If the hawk circles once every 10.0 s in a…

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Q: A typical laboratory centrifuge rotates at 4000 rpm. Test tubes have to be placed into a centrifuge…

A: Given that;ω=4000 rpm=4000×2π60=418.9 rad/sr=10 cm=0.1 mh=1 mt=1 ms=0.001 s

Q: A projectile is fired straight upward from the Earth's surface at the South Pole with an initial…

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Q: Suppose a truck is (still!) going around a roundabout somewhere in Wisconsin. The roundabout has a…

A: As it is given that track is round so all the formulas that we are going to use will be of circles.

Q: 1. A 50-kg girl rides on a giant Ferris wheel of radius 12 m that makes 2 revolutions each minute.…

A: Given: The mass of the girl is 50 kg. The radius is 12 m. The angular speed is 2 rpm.

Q: While at the county fair, you decide to ride the Ferris wheel. Having eaten too many candy apples…

A: Given values -  Radius = 15 m  Time = 25 s Formula use-  Expression for Speed - v=2πrTExpression for…

Q: A vehicle is zooming along a very hilly stretch of road. First it goes over a hump in this road then…

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Q: A car of mass m=1.65*10^3 kg is traveling at a speed of v=35.9 m/s around a turn of radius r=96.7 m…

A: The centripetal acceleration of the car can be obtained as ac=v2r=35.9m/s296.7m=13.33 m/s2

Q: A truck with mass 215 slugs rounds a curve of radius 53.0 ft with speed of 62.5 ft/s. (a) What…

A: Given: The mass of the truck is M=25 slugs. The radius is R=53 ft. The speed of the truck is V=62.5…

Q: Suppose a car is travelling through a bend in a road that can be described by the hyperbola y = + 20…

A: Given:  y = 50x1002+20When x = 100m, speed = 40 km/hrand acceleration = 8000 km/hr2

Q: A BMX biker wanted to impress his family by catching some air( aka leaving the ground) while riding…

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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.