A car is moving at 30 m/sec on a circular path with a radius of 150 meters, Find the time to finish one complete circle. Find the centripetal acceleration of the car. If the acceleration must not exceed 40 % of the gravitational acceleration, what must be the speed limit of the car?

Q: An automobile travels at a steady 90 km/h along a road lead￾ing over a small hill. The top of the…

A: The speed of the automobile in m/s is, 90 km/h=90 km/h×1 m/s3.6 km/h              =25 m/s

Q: A civil engineer calculates that the magnitude of the maximum centripetal acceleration of a car on a…

A: Given:- Magnitude of the maximum centripetal acceleration of the car is ac,max=4.40 m/s2 Speed of…

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

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Q: Give an everyday example of circular motion for which the centripetal acceleration is mostly or…

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Q: A hang glider is traveling at a speed of 12 m/s when it enters a horizontal turn with a radius of 10…

A: It is given that the velocity v, radius r and mass m are given as

Q: Two identical artificial satellites, 1 and 2, orbit the Earth in circular orbits having radii R1 and…

A: Radius of first satellite R1 and radius of second satellite R2 are related by R2=3R1. For a…

Q: A ball attached to the end of a string is swung around in a circular path of radius r. If the radius…

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Q: In uniform circular motion, which of the following quantities are constant: speed, instantaneous…

A: Due to the uniform circular motion, the speed of the object will be constant.

Q: A vehicle, starting from rest, accelerates on a circular track with a 305 m diameter. What uniform…

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Q: A plane is traveling at V= 100 m/s following the arc of a vertical cirde of radius R. At the top of…

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Q: A runner taking part in the 200 m dash must run around the end of a track that has a circular arc…

A: Given data: Distance traveled (d) = 200 m Radius of circular path (r) = 35 m Time (t) = 24.2 s…

Q: A person swings a rock around on a string, causing it to sweep out in a circle of radius 0.53 m. If…

A: For the given case, Acceleration experience by rock due to uniform circular motion is known as…

Q: Which of the following statements about uniform circular motion ARE correct? The speed does not…

A: Uniform circular motion:-When the particle moves in the circle with a uniform speed ,is known as…

Q: A car, with mass m, is racing around a circular track with some velocity v. If the car suddenly had…

A: Centripital acceleration a1= mv2/r  If mass m=3m  Velocity v=2v

Q: what acceleration does it experience?

A: Centripetal Acceleration Centripetal acceleration is defined as the acceleration that the body feels…

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.…

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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: A car is driven at constant speed over a circular hill with the radius R-50m. The mass of the car is…

A: The given data are: R=50 mm=90 kgv=20 m/s Here, R denotes the radius, m denotes the mass, and v…

Q: Percy in Lotus Casino. While being chased, Percy Jackson spotted the Poseidon's pearl raversing…

A: Given- Acceleration (a) = 1.25 m/s2. (tangential acceleration) Diameter (d) = 40 cm Radius (r) = 20…

Q: A ball whirled in a horizontal circle 1.5 m in radius at a rate of 1 revolution every 2 secs. Find…

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Q: A Formula One race car is traveling at 89.0 m/s along a straight track enters a turn on the race…

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

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Q: A motorcycle, starting from rest, accelerates at 2.87 m/s2 on a circular track with a 205 m…

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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: A small object moves at constant speed in a horizontal circle of radius 0.540 m. If the object makes…

A: If the object is moving at a constant speed in a horizontal circle it is then undergoing a uniform…

Q: An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to…

A: Radius of horizontal circle,(r)=500 m -----(1) [Given] Speed of the airplane,(v)=150 m/sec -----(2)…

Q: The cars on an amusement park ride travel at a constant speed velocity at 4.0 m/s on a circular…

A: Given Data: The constant velocity of a car is, v=4.0 m/s The radius of a circular track is, r=4.0 m…

Q: What is the minimum radius at which an airplane flying at 300 m/s can make a U-turn if its…

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Q: Can the total acceleration of an object undergoing circular motion be greater than the centripetal…

A: Can total acceleration of an object undergoing circular motion be greater than the centripetal…

Q: In uniform circular motion, the speed is constant. Although the speed is constant, explain why there…

A: Required: We need to explain why there is acceleration in uniform circular motion although speed is…

Q: A hawk flies in a horizontal arc of radius 13.3 m at a constant speed 3.20 m/s. (a) Find its…

A: Radius of the horizontal arc, r = 13.3 m Speed, v = 3.20 m/s Centripetal acceleration is given by-…

Q: In uniform circular motion, Select one: а. there is no fixed relationship between the direction of…

A: To answer the question we will try to find out the direction of linear acceleration and linear…

Q: "In the circular motion, always the centripetal acceleration points inward" True O False

A: In circular motion an object moves in a circular path by application of force acting on it .

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

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Q: motion

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Q: Which causes a greater effect to the magnitude of the velocity of an object in uniform circular…

A: A change in force requires either a change in magnitude or a change in radius. They are all linked.…

Q: What is the minimum radius at which an airplane flying at 143.6 m/s can make a U-turn if its…

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Q: Consider a car moving on a circular track with constant speed. Which of the following statements is…

A: Following are the incorrect options for the given statement: c) the vehicle has no acceleration e)…

Q: A runner taking part in the 200-m dash must run around the end of a track that has a circular arc…

A: Given: A runner taking part in the 200-m dash must run around the end of a track that has a circular…

Q: a person swings a rock around on a string, causing it to sweep out in a circle of radius 1.8m. If…

A: Given that  Radius of circle = 1.8 m = r   constant speed of rock= v= 18.7 m/s

Q: The earth rotates once per day about an axis passing through the north and south poles, an axis that…

A: r=6.38×10^6m θ=28°

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

A: The given values are,

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: circular

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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…