You swing a ball on the end of a lightweight string in a horizontal circle at constant speed. Can the string ever be truly horizontal? If not, would it slope above the horizontal or below the horizontal? Why?

Q: Suppose you tie a rock to the end of a 1-meter-long string and spin it in a vertical circle. What is…

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Q: You tie a cord to a pail of water and swing the pail in a vertical circle of radius 0.660 mm .  What…

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Q: A rock is swung on a (massless) string in a circle in the vertical plane. When the string is 45°…

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Q: A child is twirling a ball on the end of a string in a horizontal circle around her head. What is…

A: In a uniform circular motion, the magnitude of the velocity is always constant but its direction is…

Q: Modern roller coasters have vertical loops like the one shown here. The radius of curvature is…

A: a) The acceleration of roller coaster is given as,

Q: Problem 2. A skier of mass 80 kg comes down a frictionless ski run that is circular (R = 30 m) at…

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Q: A string under tension of 50.0 N is used to whirl a rock in a horizontal circle of radius 2.5 m at a…

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Q: A nylon string is rated to withstand a force/tension of 100 N. A boy decided to play with this…

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Q: A ball of mass m = 0.275 kg swings in a vertical circular path on a string L= 0.850 m long as shown…

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Q: A fighter jet makes vertical loop at a speed of 180 m/s with its wings banked at an angle of 200.…

A: Given : v = 180 m/s g = 10 m/s2 Angle of banking, θ = 200

Q: ball of mass m = 0.405 kg is attached to a (massless) string of length L = 2.35 m and is undergoing…

A: Given data: The mass is m  = 0.405 kg The length of the string is L = 2.35 m Part a: In the string…

Q: A spaceship travels in a circular orbit around a planet. It applies a sudden thrust and increases…

A: To change a circular orbit to a parabolic one, a spaceship would need to change its velocity from a…

Q: A string under a tension of 50.0 N is used to whirl a rock in a horizontal circle of radius 2.50 m…

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Q: A 0.55-kg ball, attached to the end of a horizontal cord, is revolved in a circle of radius 1.3 m on…

A: We know that-The tension force of the cord is equal to the centripetal force of the ballT=FcenThe…

Q: A certain string can withstand a maximum tension of 40 N without breaking. A child ties a 0.37 kg…

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Q: A ball of mass m = 0.275 kg swings in a vertical circular path on a string L= 0.850 m long as shown…

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Q: What is the maximum speed (in m/s) that a car with a mass of 450 kg can have at point B in order for…

A: Here, the weight of the car provides the centripetal force.

Q: A 0.55-kg ball, attached to the end of a horizontal cord, is revolved in a circle of radius 1.3 m on…

A: The tension force of the cord is equal to the centripetal force of the ball,

Q: certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg…

A: certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg…

Q: You tie one end of 0.3-m-long spring to a 0.5 kg mass. Holding the other end of the spring in your…

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Q: 0.1-kg ball is attached to a string and whirled around in a horizontal circle overhead. The string…

A: Given, Mass of the ball m = 0.1 Kg Force F= 60N Radius R = 1m

Q: You swing a 2.0 kg stone in a VERTICAL circle of radius r = 1.0 m. (a) (24) At what speed v should…

A: Mass of object is Radius of circle is Centripetal acceleration is Note:Gravitational acceleration is…

Q: A certain string just breaks when it is under 25 N of tension. A boy uses this string to whirl a 2…

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Q: (c) When the ball is at the top of the swing, what is the direction of the acceleration of the ball?…

A: Required : The direction of the acceleration at the top of the circle.

Q: A string under a tension of 49.5 N is used to whirl a rock in a horizontal circle of radius 2.55 m…

A: It is given that,

Q: You swing a bucket of water in a vertical circle at arm's length (0.70 m). What is the minimum…

A: At top contact force must be greater than 0  So that water will not spilling out

Q: Luther is designing a roller coaster for an amusement park. At one point, the roller coaster will…

A: Given Data : The speed of the roller coaster at the start of the loop is given as v=31.8 ms  The…

Q: A rock is dropped from high above the surface of the Earth. The initial speed is 0, and the initial…

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

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Q: What is the maximum speed (in m/s) that a car with a mass of 370 kg can have at point B in order for…

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