A merry-go-round has a mass of 1450 kgkg and a radius of 7.50 mm . How much net work is required to accelerate it from rest to a rotation rate of 1.00 revolution per 8.10 ss ? Assume it is a solid cylinder.

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Q: A 2.00 kg solid, uniform sphere rolls without slipping across a level surface, translating at 4.50…

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Q: A centrifuge has a rotational inertia of 7.30 × 10−3 kg⋅m2. How much energy must be supplied to…

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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: A solid ball of mass 0.2 kg and radius 1.5 cm starts from rest then rolls without slipping down a…

A: mass = 0.2 kg r = 1.5 cm angle = 33 degree v at bottom = 2.5 m/sLet mass = m

Q: A thin, hollow sphere of mass 2.20 kg and radius 0.550 m is rolling on a horizontal surface with a…

A: Explanation The hollow sphere is rolling on the horizontal surface. So the sphere has both…

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Q: A merry-go-round has a mass of 1480 kg and a radius of 7.00 m . How much net work is required to…

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Q: A constant torque of 25.0 N.m is applied to a grindstone whose moment of inertia is 0.130 kg.m2.…

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Q: A 2.0-kg solid cylinder 1radius = 0.10 m, length = 0.50 m2 isreleased from rest at the top of a ramp…

A: Given, Mass of the cylinder, m = 2.0-kg The radius of the cylinder, r = 0.10 m The length of the…

Q: Each wheel of a 300-kg motorcycle is 61 cm in diameter and has rotational inertia 1.5 kg·m2. The…

A: Given : Total Mass, M  =  (300+72) = 372 kg Diameter of wheel, D  =  61 cm  =  0.61 m Radius of the…

Q: The centrifuge rotor has a moment of inertia of 3.75 x 10 ^ -2 kg m2. How much energy is required to…

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Q: A horizontal 650 N merry-go-round is a solid disk of radius 2.75 m. It has an initial angular…

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Q: A centrifuge rotor has a moment of inertia of 2.85×10−2 kg⋅m2 . How much energy is required to bring…

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Q: A rotating uniform cylindrical platform of mass 220 kg and radius 5.5 m slows down from 3.8 rev/s to…

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Q: A merry-go-round has a mass of 1480 kgkg and a radius of 7.40 m. How much net work is required to…

A: Given information: Here, m is the mass of the merry-go-round, r is its radius, ωi and ωf are the…

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A: Given, Energy KE = 500 J Initial angular velocity of disk ω0=65 rad/s Final angular velocity of disk…

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Q: (II) A merry-go-round has a mass of 1440 kg and a radius of 7.50 m. How much net work is required to…

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Q: An object is rolling, so its motion has rotation and translation. Let K = the object's tranlational…

A: Option (D) Emec=K+KR+U

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Q: What constant angular acceleration is required to reduce an object's angular velocity from 36.6…

A: angle covered in 13 revolution (θ) = 13x2π = 26 π ωf2-ωi2=2αθ α = 7.567 m/s2

Q: A propeller is modeled as five identical uniform rods extending radially from its axis. The length…

A: Length ( L ) = 0.745 m Mass ( m ) = 2.59 kg Moment of Inertia ( I ) = m.L23 Substituting the values…

Q: A propeller is modeled as five identical uniform rods extending radially from its axis. The length…

A: Mass of each rod = 2.71kg Length of rod = 0.829m Angular velocity ω =589×2π60 =61.65rad/s2 Inretia…

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Q: A potter's wheel is a thick stone of radius 0.5 m with mass 100kg. It freely rotates at 50 rpm…

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Q: A hollow sphere (M = 3.0kg and R = 60cm) is rolling down an inclined surface with a height of 2.0…

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Q: A uniform solid sphere, of radius R = 1.0 m and mass M = 5.0 kg, rotates freely with a constant…

A: Given : Radius →R=1.0 m Mass →M=5.0 kg  Angular speed →ω=2.0 rad/s