Determine the kinetic energy of a circular disc rotating with a speed of 60 r.p.m- about an axis passing through a point on its circumference and perpendicular to its plane. The circular disc has a mass of 5 kg and radius 1 m.

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Q: A potter’s wheel with rotational inertia 24 kg ∙ m^2 is spinning freely with no friction at 50 rpm.…

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Q: A uniform rod is set up so that it can rotate about an axis at perpendicular to one of its ends. The…

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Q: The system shown below is released from rest. The m, = 27 kg block is 2 m above the ledge. The…

A: (a) Find the speed of the 27 kg block just before it hits the ledge. (b)Find the angular speed of…

Q: A uniform rod is set up so that it can rotate about an axis at perpendicular to one of its ends. The…

A: Moment of inertia of rod = M (L/2)2 Moment of inertia =  0.141 kgm2 α = 6.47/8.27 = 0.7823 Torque of…

Q: A merry-go-round has a mass of 1440 kgkg and a radius of 7.70 mm . A.How much net work is required…

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Q: The space agency has sent up a radar satellite. The satellite is known to have a mass of 458.00…

A: 1.The mass of the planet the satellite is orbiting is 5.98 x 10^24 kg. Explanation: The mass of the…

Q: If the Earth rotates 1.00 times every 24.0 hours, what is its angular velocity?

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Q: 5: A merry-go-round is a playground ride that consists of a large disk mounted to that it can freely…

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Q: A wheel is rolling along the ground with a translational velocity of 2.0m/s. If the wheel has a…

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Q: A disk of mass 3.3 kg and radius 0.25 m is initially spinning at 510 rpm. A brake is applied until…

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Q: A bicycle wheel has a radius r = 0.21 m and rotates at a constant frequency of f = 51 rev/min. r =…

A: The angular frequency, ω = 51rev/min = 5.34rad/s. The time period of rotation of the wheel is

Q: A marble rolls down the track and around a loop-the-loop of radius 0.2 m. The marble has mass 59 g…

A: Given, mass of the marble, m=59 g radius of the marble, r=1.5 cm Radius of the loop, R=0.2 m

Q: 1. A solid sphere with mass M and radius r starts moving up an inclined surface with angle of…

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Q: Consider a 150g puck on a string moving in a 1m radius circle on an air hockey table (no friction)…

A: Solution:

Q: 0 R circular hoop of radius 25.0 cm and mass 75.0 g is rotates at 250 rpm about its radial axis as…

A: The radius of the hoop Mass of the hoop Angular Speed

Q: A young ballerina spins with an angular velocity ω1 = 1,519 rad/s and a radius of inertia 0.201 m.…

A: Given: The initial angular velocity and the radius of inertia is 1.519 rads and 0.201 m…

Q: At a given instant A has the motion shown in (Figure 1). Figure 3 ft -1.5 ft- VA=3 ft/s -X A=6 ft/s²…

A: The disk doesn't slip. So that

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: A Ferris wheel is rotating with an angular speed of 0.240 rad/s. An angular acceleration of 0.030…

A: Here we use equation of motion that can be applied only for constant angular acceleration

Q: A 4 kg ball with a 0.5 m radius rolls at a constant 4 rad/s. The rotational inertia of the ball is…

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Q: Mars spins on its axis, one revolution every 24 hours and 39 minutes. Assume Mars is a perfect…

A: Assume the planet Mars is a perfect sphere and spin about its own axis. The mass of the Mars is m =…

Q: Martian Day. What is the angular speed in rad/s for a point on the surface of Mars due to its…

A: Given : Radius (R) = 3400 km  Time (T) = 24.6 h = 24.6 x 60 x 60 T = 88560 seconds

Q: A wrench is used to tighten a nut. A 100-N force is applied 0.10 m from the axis of rotation. what…

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Q: A solid sphere with a diameter of 0.140 m is released from rest it then rolls without slipping down…

A: Let m denotes the mass of the solid sphere, D denotes the diameter of the sphere, h denotes the…

Q: A sphere of radius 1.5 m begins spinning clockwise such that a point on it moves at 1.58 m/s. A…

A: Given:-          A sphere radius r = 1.5 m

Q: A star rotates in a circular orbit about the center of its galaxy. The radius of the orbit is 1.1 x…

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Q: What is the kinetic energy of a 123 cm long thin uniform rod with a mass of 458 g that is rotating…

A: The rod is rotating about its center of mass so it has only rotational kinetic energy.  Kinetic…

Q: A 21 mm diameter glass marble with a mass of 25 g rolls without slipping down a track toward a…

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Q: A child of mass 35 kg is sitting on a large rotating disk (100 kg and radius 2 m) in a playground.…

A: We can use the conservation of angular momentum to solve this problem. According to this law, the…

Q: A uniform rod is set up so that it can rotate about an axis at perpendicular to one of its ends. The…

A: Given: mass of rod m = 1.09 Kg           length of rod L =0.769 m           initial angular speed…

Q: A 350-N sphere 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at 31°…

A: Apply the law of energy conservation. [ rotational kinetic energy + translational energy +…

Q: A turntable rotates at 33 rev/min. Calculate the angular velocity of the turntable. A particle on…

A: Angular velocity = 33 rev/min Distance from centre is r = 0.14 m

Q: The solid spherical Earth has a mass M=6.0x1024 kg, a radius R=6.37x106 m, and orbits the Sun at a…

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Q: Q. 6: A car goes round a circular track of radius 50 m with speed of 25 m/s. Its angular speed is 15…

A: We need to find-Angular speed ω=?The data given as-radius (r)=50 mSpeed (v)=25 m/s

Q: wheel of radius 1.0 m is rotating with a constant angular speed, ω, of 2.0 rad/s. What is the linear…

A: Correct option is C) 2.0 m/s

Q: A compact disc (of radius 0.06m) has an angular speed of 65 radians/second. The linear speed of a…

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Q: I want to spin several 2.5kg object. I have 157J to use in spinning each object. Find and compare…

A: angular spee is