ecord of mass 0.0855 kg and radius 0.101 m rotates freely about a vertical axis through its center with an angular speed of 4.18 rad/s and a rotational inertia of 2.64 x 10-4 kg·m2. Putty of mass 0.0253 kg drops vertically onto the record from above and

Q: A disk with a rotational inertia of 7.90 kg-m² rotates like a merry-go-round while undergoing a…

A:

Q: A 1656 kg solid sphere with a radius of 1.3 m rolls without slipping down an incline of θ = 31o. If…

A: Given:- The mass of the solid sphere m = 1656 kg  The radius of the roller is r = 1.3 m  incline of…

Q: A wheel with a moment of inertia of 8.2 kg - m2 is spinning about its center in a clockwise…

A: Write the equation for the rotational kinetic energy. KE = 0.5Iω2   ω2 = 2*KE/I  ω = Sqrt[2*KE/I ]…

Q: A cylinder with rotational Inertia I, = 3.4 kg • m? rotates clockwise about a vertical axis through…

A: Since both cylinders rotate with the same axis, the angular speed of the combination is…

Q: A potter's wheel is a horizontal disk with a moment of inertia of 0.85 kg m2 that rotates with a…

A:

Q: A student sits on a rotating stool holding two 3.3-kg objects. When his arms are extended…

A: mass of object = 3.3 kg d1 = 1 m ω1 = 0.75 rad/secmoment of inertia of student plus stool (I) = 3…

Q: A student sits on a rotating stool holding two 3.9-kg objects. When his arms are extended…

A: Given: The mass of each object is 3.9 kg. The initial distance of the object from the center of the…

Q: A disk with a rotational inertia of 7.90 kg-m² rotates like a merry-go-round while undergoing a…

A:

Q: A disk with a rotational inertia of 6.08 kg·m2 rotates like a merry-go-round while undergoing a…

A:

Q: A playground merry-go-round of radius R = 1.20 m has a moment of inertia I = 240 kg · m? and is…

A:

Q: A student sits on a rotating stool holding two 2.3-kg objects. When his arms are extended…

A: Given The mass of an object is m = 2.3 kg. The number of objects is n = 2. The distance between an…

Q: A potter's wheel has the shape of a solid uniform disk of mass 7 kg and radius 0.65m. It spins…

A: Given, Mass of the solid uniform disc, M = 7 kg radius of the disc, R = 0.65 m angular velocity, ω =…

Q: A spherical shell with a mass of 1.7 kg and a radius of 0.42 m is rolling across the level ground…

A: Mass of the shell, M = 1.7 kg  Radius, R = 0.42 m Initial angular velocity, ω1 = 36.9 rad/s Angular…

Q: A large turntable rotates about a fixed vertical axis, making one revolution in 7.00 s. The moment…

A: Given Data: The time taken for one revolution is, t = 7 s. The moment of inertia is, I = 1200…

Q: A merry-go-round of radius R = 2.00 m has a moment of inertia I = 250 kg - m² and is rotating at w =…

A: Given Data : The radius of the merry-go-round is given as R = 2m. The moment of inertia of the…

Q: A solid, uniform disk lies on a horizontal table, free to rotate about a fixed vertical axis through…

A: A) The change in disk’s angular momentum can be given as, Here, τ, and Δt represents the torque and…

Q: A disk with a rotational inertia of 1.96 kg-m² rotates like a merry-go-round while undergoing a…

A:

Q: A solid disk with a moment of inertia of 24 kg m2² is spinning at 40.0 rpm. A small object is…

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Q: An ice skater spinning with outstretched arms has an angular speed of 4.0 rad/s . She tucks in her…

A:

Q: A disk of mass M is spinning freely at 9.11 rad/s when a second identical disk, initially not…

A: Given data: Angular velocity, ω=9.11 rad/s

Q: A uniform, solid, cylindrical flywheel of radius 1.24 m and mass 16.0 kg rotates at 2.32 rad/s. What…

A: Given:-  A uniform solid, cylinder flywheel of radius r = 1.24 m  The mass of the flywheel is m = 16…

Q: A playground merry-go-round has a mass of 120 kg and a radius of 1.80 m and it is rotating with an…

A: Given: The mass of the merry-go-round is 120 kg. The radius of the merry-go-round 1.8 m. The initial…

Q: While punting a football, a kicker rotates his leg about the hip joint. The moment of inertia of the…

A: Given data: Moment of inertia (I) = 3.49 kg.m2 Rotational kinetic energy (KER) = 167 J Distance of…

Q: The disk with mass m = 2.5 kg and radius r= 20 cm rotates like a merry-go-round under the torque…

A:

Q: The uniform rod (length 0.375 m) in the figure rotates in the plane of the figure about an axis…

A:

Q: A hoop, a solid cylinder, a solid sphere, and a thin spherical shell each have the same mass of 2.58…

A: The angular momentum is calculated by using the formula L=Iω , where I is the moment of inertia ,…

Q: A playground merry-go-round of radius R = 4.00 m has a moment of inertia I = 250 kg -m² and is…

A: Radius of merry go round (R) = 4 m moment of inertia of merry go round (I) = 250 kg.m2initial…

Q: A 1.10-kg particle moves in the xy plane with a velocity of v = (4.30 î - 3.50 j) m/s. Determine the…

A:

Q: A student sits on a rotating stool holding two 2.7-kg objects. When his arms are extended…

A: The initial and final moment of inertia of the system is:

Q: A sanding disk with rotational inertia 5.0 x 10 kg-m? is attached to an electric drill whose motor…

A: rotational inertia =  I = 5 X 10-3 Kg-m2 torque = 33 N-m

Q: At one instant, force: F = 5.14j N acts on a 0.297 kg object that has position vector T = (5.10i –…

A: S.I unit of Angular momentum is kg.m2.s-1 S.I unit of Torque is  Nm  Here we directly use vector…

Q: A disk with moment of inertia l rotates about a frictionless,vertical axle with angular speed w, = 6…

A:

Q: A child with a mass of 50 kg is on a circular frictionless platform with a mass of 100 kg. Treat the…

A: Mass of the child m=50 kg Mass of the platform M=100 kg Inner radius of the platform r=2 m Outer…

Q: A system consists of a disk of mass 2.0 kg and radius 50 cm upon which is mounted an annular…

A:

Q: A sanding disk with rotational inertia 4.6x 10 ° kg-m² is attached to an electric drill whose motor…

A:

Q: A playground merry-go-round of radius R = 1.80 m has a moment of inertia of / = 290 kgm² and is…

A: Given data, Moment of inertia I1=290 kgm2 Radius R=1.8 m Initial angular speed ω1=14 rev/min Mass…

Q: A student sits on a rotating stool holding two 3.20-kg objects. When his arms are extended…

A:

Q: The uniform rod (length 0.7 m) in figure rotates about an axis through one end, with a rotational…

A:

Q: A playground merry-go-round of radius R = 1.20 m has a moment of inertia I = 255 kg · m2 and is…

A: Given that                 The radius of the ground is R = 1.20m                 Moment of inertia I…

Q: A disk with a rotational inertia of 1.96 kg-m2 rotates like a merry-go-round while undergoing a…

A: Torque is the time derivative of angular momentum. Therefore integral of torque gives the angular…

Q: An ice dancer with her arms stretched out starts into a spin with an angular velocity of 2.9 rad/s.…

A: Given data: Initial angular velocity, ωi=2.9 rad/s Initial moment of inertia, Ii=2.84 kg.m2 Final…

Q: A student sits on a rotating stool holding two 3.4-kg objects. When his arms are extended…

A:

Q: A student sits on a rotating stool holding two 2.7-kg objects. When his arms are extended…

A: Given data The mass of the two objects is m = 2.7 kg. The distance from the axis of rotation is d1 =…

Q: 6. Two disks are rotating about the same axis. Disk A has a moment of inertia of 4.00 kg.m² and an…

A:

Q: A sanding disk with rotational inertia 3.3 x 103 kg-m2 is attached to an electric drill whose motor…

A: Rotational Inertia,I= 3.3*10^-3 kg.m2 torque= 43 N.m time , t= 77*10-3 seconds