In the game of tetherball a rope with length L 1.50 m connects a ball with mass m = 0.750 kg to the top of a vertical pole so that the ball can spin around the pole as shown in the figure. What is the speed v of the ball as it rotates around the pole when the angle 0 of the rope is 38.0° with the vertical?

Q: A sphere rolls down a 23.5 degree incline starting from rest to a height of 2.25 meters. How fast…

A: Given data:      Height, h = 2.25m      Angle, θ=23.5°

Q: particle moves 6 m along a circle of radius 2.0 m. (Enter the magnitudes.) A.)Through what angle…

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Q: The two stars in a binary star system have masses 2.0 × 10³0 kg and 6.0 × 1030 kg. They are…

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Q: A turntable rotates at 45 rev/min. Calculate the angular velocity of the turntable. A particle on…

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Q: The racing airplane is beginning an inside loop in the vertical plane. The tracking station at O…

A: To determine,v, v˙ and ρ.given,r=82 mr˙=19.0 ms-1r¨=74.5 ms-2θ=33oθ˙=0.58 rads-1θ¨=-0.33 rads-2

Q: A bowling ball, whose radius and mass are 11cm and 7.2kg respectively, rolls from rest down a ramp…

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Q: A 1840 kg car has just passed a diner. The closest the car came to the diner was R = 32.5 m, but the…

A: Given mass of car = m = 1840 kg distance traveled by car = x = 34.7 m R = 32.5 m time taken to…

Q: A record player has a velocity of 25.25 rad/s. How fast is the record spinning in m/s at a distance…

A: To solve the given question, we have to use the relation between the angular velocity and linear…

Q: Hi, I am in physic I and they give me the problem  The earth's radius is 6.37×106m; it rotates once…

A: The angular deflection between equator and the North Pole is,The radius of the circle at the point…

Q: In the game of tetherball a rope with length L=1.40 m connects a ball with mass m=0.600 kg to the…

A: The figure is not given in the question, but as it is a tetherball problem, it is understood and…

Q: speed at perigee

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Q: 1978M1. An amusement park ride consists of a ring of radius A from which hang ropes of length éwith…

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Q: Figure 1 shows a 100 g pick revolving around at 200 rpm on a 20-cm-radius circle on a frictionless…

A: Given The mass of the pick is m=100 g. The initial radius covered by the pick is r1=20 cm. The…

Q: two points A and B are on a disk that rotates about an axis. point a is at a distance R from the…

A: Given Distance of A (from the axis of rotation) = R  Distance of B (from the axis of rotation) = R…

Q: Ex. 56: A light meter rod has two point masses each of 2 kg fixed at its ends. If the system rotates…

A: To find- Rotational K.E. Given- Point masses attached to two ends of rod=m1=m2=2 Angular speed ω=0.5…

Q: A 40 kg child sits on the edge of a carnival ride at a radius of 4 m. The ride makes 3 revolutions…

A: The time for one revolution around the circle is, T=63=2 sec

Q: 2. In landing, the rotor of a helicopter slows from an angular speed of 4880 rpm to rest in 5.3 s.…

A: Given Data :Initial angular speed ωi = 4880 rpmfinal angular speed ωf = 0 rpmtime taken t = 5.3 slet…

Q: 3.0 kg particle moves in a circle of radius 2.0 m with an angular momentum of 30.0 kg⋅m2/s. What is…

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Q: Earth is rotating about the Sun in our solar system. Thc distance between the Earth and Sun is 1.5 x…

A: (d) Energy required to stop earth's rotation is, E=12Iω2=1225MERE2ω2=155.97×1024 kg6.38×106…

Q: A ferris wheel with a 20m radius and tangential speed of 4 m/s has all 70kg of you riding it. How…

A: Here, we use the dynamics of circular motion to get the required.

Q: Shown is a 100 g puck revolving at 100 rpm on a 20-cm-radius circle on a frictionless table. A…

A: According to the conservation of angular momentum, the expression can be written as…

Q: The turbine fan blade of a turbojet engine is 1.7 m in diameter and rotates at 300 r/s. How fast is…

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Q: The paths of two small satellites, X and Y, of equal mass of 4.00 kg each, are shown below. They…

A: Given that, two satellites X and Y have the same mass that is m=4kg mass of the massive star is…

Q: A 50 g ball of clay is thrown from the left tangent to the top of a 2.0 kg, 30-cm-diameter sphere…

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Q: An Earth satellite has its apogee at 2750 km above the surface of Earth and perigee at 490 km above…

A: radius of   earth at apogee(rA )=6378km+2750 km=9128km speed at apogee(vA )=830 m/s radius of earth…

Q: A planet orbits its star in a

A: As speed of the planet change then energy of planet will vary with distance. When planet is close to…

Q: Hi, I am in physic I and they give me the problem  The earth's radius is 6.37×106m; it rotates once…

A: The radius of the Earth,The angular speed at the equator,The speed of the point on the equator,

Q: A turntable rotates at 45 rev/min. Calculate the angular velocity of the turntable. A particle on…

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Q: A belt passing over a wheel of radius 0.5 mas shown in the figure below. If a point on the belt has…

A: From rotational mechanics, the relation between angular speed and linear speed is given by:…

Q: The particles as shown in the figure below are connected by a very light rod. They rotate about the…

A: a. The speed of mass m1 v1=r1ω=0.40 m1.9 rad/s=0.76 m/sThe speed of mass m2 isv2=r2ω=0.20 m1.9…

Q: 1. I am driving my 3500 pound weight car at 45 mph around a flat curve of radius 50 meters. If the…

A: “Since you have asked multiple question, we will solve the first question for you. If you  want any…

Q: Microwave ovens rotate at a rate of about 6 rev/min. What is this in revolutions per second? What is…

A: Angular velocity of microwave oven in rpm as given:ωrpm=6 rev/minHence,ωrps=660 rev/secondsωrps=0.1…

Q: How fast, in rpm, would a 129 g, 44.0 cm diameter beach ball have to spin to have an angular…

A: Given data: The mass, m=129 g =0.129 kg The diameter, d = 44.0 cm = 0.44 m The radius, r=d2=0.22 m…

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.