You are in a race over a hill that has a radius of curvature 0.120 km. At what speed would your car need to be traveling if the tires just barely lose contact with the road at the top of the hill? (m/s)

Q: An 800 kg racing car travels around a circular flat path of radius r=100 m at a maximum constant…

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Q: An automobile slows down as it rounds a sharp horizontal turn, going from 13.0 m/s to 19.0 m/s in…

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Q: ders follow has a 8.00 m radius, at how many revolutions per minute will the riders be subjected to…

A: Centripetal acceleration, ac=2.85g where g=acceleration due to gravity =9.8m/s2 so ac=27.93m/s2…

Q: A car with an increasing speed rate of 0.600 m/s2 is traveling along a circular road. The radiusof…

A: Given data *The car with an increasing speed rate is a = 0.600 m/s2 *The car speed is v = 4 m/s *The…

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 curve in a stretch of highway has radius 501 m. The road is unbanked. The coefficient of static…

A: Given : Radius (r) = 501 m Coefficient of static friction (μs) = 0.600

Q: A toy car drives around a circular track with a radius of 10 m. When the car’s velocity is…

A: radius = 10 m acceleration (a) = 10 ms2direction of velocity at the given instant = southwards…

Q: A cyclist competes in a one-lap race around a flat, circular course of radius 140 m. Starting from…

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Q: At the given instant, the truck is going around the circular roundabout at a speed of 20 m and a…

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Q: A Ferris wheel with a radius of 9.5 m rotates at a constant rate, completing one revolution every 32…

A: radius of ferris wheel (r) = 9.5 m Time period (T) = 32 Sec Angular speed (ω) = 2π/T= 2π/32= 0.196…

Q: Medical testing has established that the maximum acceleration a pilot can be subjected to without…

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Q: A person decides to use a microwave oven to reheat some lunch. In the process, a fly accidentally…

A: radius, r = 0.15 m  angular speed, ω= 6 rpm = 0.628 rad/s

Q: Your FoodGrizzlie rider is traveling along a flat road with a speed of 24 m/s when he applies the…

A: Given data

Q: What is true of a car traveling ina circle of radius rat a constant speed v? O It will have a…

A: Given, (A)to find true statement regarding car travelling in circle at constant speed v & (B)…

Q: What is the tangential acceleration of the object if it accelerates uniformly in a circular motion…

A: Given : Change in velocity (dv) = 80 m/s Change in time (dt) = 25 s

Q: Again, consider the off-road vehicle shown in the picture. If the hill and the valley have a radius…

A: Radius of curvature (R) = 80 m  g = 9.8 m/s2

Q: A curve in a stretch of highway has radius 489 m. The road is unbanked. The coefficient of static…

A: Given data :                  Radius of the curve (r) = 489m                  Coefficient of static…

Q: Medical testing has established that the maximum acceleration a pilot can be subjected to without…

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Q: The speed of a racing car is increased at constant rate from 80 kph to 138 kph over a distance of…

A: We know that the third equation of the motion is given as  v2=u2+2as where v is the final velocity…

Q: A car travelling along a road is making a turn where the radius of curvature is r = 2t2 m where t is…

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Q: A speed skater increases her speed form 10 m/s to 12.5 m/s over a period of 3 seconds while coming…

A: When an object is following non-uniform circular motion( speed is changing), its total acceleration…

Q: A 2000 kg car is rounding a curve of radius 200 m on a level road. The maximum frictional force the…

A: Given in question - Mass of car(M) = 2000 Kg                                  Radius(R) = 200m…

Q: A train slows down as it rounds a sharp horizontal turn, going from 81.0 km/h to 41.0 km/h in the…

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Q: A car rounds a curve with a circular radius of 20 m at a steady 20 km/h. If a second car of the same…

A: The centripetal acceleration is the ratio of the square of the speed to the radius of the curve. Let…

Q: The tangential velocity of an object in circular motion always occurs:   Group of answer choices A.…

A: (a) The tangential velocity of an object in circular motion always occurs ' tangent to the curvature…

Q: A turntable has a diameter of 40.0 cm. It rotates at a rate of 40 revolutions per second (rps)…

A: We need to calculate the total acceleration vector, angle turned by table and the arc length…

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: 2. At a sharp horizontal circular turn a train slows down going from 90.0 km/h to 50.0 km/h in the…

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Q: A car must take a flat circular exit of radius 35 m. Get the maximum speed the car can have without…

A: Given:- r= 35 m m = 1500 kg Fcp = Fr  mv2/ r = mg ( here friction is not nedded) v2 = gr  v = gr v =…

Q: A curve in a stretch of highway has radius 512 m. The road is unbanked. The coefficient of static…

A: Given the car enters the curve at a speed greater than the maximum safe speed (speed at which the…

Q: Starting from rest, the motorboat travels around the circular path, the radius of curvature is 25 m,…

A: according to guidelines, first three subparts will be answered here. Given that,radius of curvature,…

Q: string but maintained the rate at which the ball rotated. Which of the following factors remained…

A: During a magic trick, a magician twirled a ball on a string horizontally at a constant rate. He then…

Q: A car travels at a steady 40.0 m/s around a horizontal curve of radius 200 m. What is the minimum…

A:

Q: An object moves in a circle of radius 21 m with its speed given by v = 3.6 + 1.5t^2, with v in…

A: The given radius of the circle is R = 21 m and speed of the particle at time t is v = (3.6 + 1.5t2)…

Q: An ordinary workshop grindstone has a radius of 9.00 cm and rotates at 8000 rev/min. (a)Calculate…

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Q: In uniform circular motion, Select one: a. the velocity always points towards the center of the…

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

A: Given data: Velocity (v) = 0.39 m/s Diameter (d) = 4.3 cm = 0.043 m Required: Centripetal…

Q: Is it possible for an object moving around a circular path to have both centripetal and tangential…

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Q: Rudy is test-riding his new bike at the newly-built Pasig River Esplanade. He is going at a speed of…

A: When an object is moving on a circular track ,then centripetal force is required to make it move on…

Q: A motorcycle has a constant speed of 24.5 m/s as it passes over the top of a hill whose radius of…

A: The speed of the motorcycle, v=24.5 m/s The mass of the motorcycle and driver, m=309 kg The radius…

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

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

A:

Q: bicyclist is at the bottom of a hill with a speed of 30ft/s. After traveling 600 ft on the road, she…

A: If an object moves in circular motion centripetal Acceleration acts on it.  Centripetal acceleration…

Q: A car enters a right turn that is 90◦ and part of a circle of radius r. The car exits the turn after…

A: The centripetal acceleration is given by,

Q: During a snow where the road is almost frictionless, a car can round a curve of radius 100 m at a…

A: Radius , R = 100 m Maximum speed when snowy , Vmax(s) = 15 m/s Safe velocity , V = 25 m/s To find =…

Q: A race car starts from rest on a circular track of radius 400 m. Its speed increases at the constant…

A: Given data: The radius of the track is r=400 m. The tangential acceleration is aT=0.500 m/s2 The…

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.