What is the kinetic energy of a 120-cm thin uniform rod with a mass of 450 g that is rotating about its center at 3.60 rad/s? Moment of inertia of a thin uniform rod rotating about its center (1/12 ML^2)

Q: A force N acts on a particle located at the position vector m. Calculate the torque about the origin…

A: Given Data : The force acting on the particle is given as N→ The position vector of the particle is…

Q: A solid cylinder of mass 20 kg rotates about its axis with angular speed 100 s^ (-1) . The radius of…

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Q: A wheel is turning about an axis through its center with constant angular acceleration. Starting…

A: Solution: Given that ∆θ = 8.5 revolutionst = 13 sKE = 33.5 J

Q: A small circular object with mass m and radius r has a moment of inertia given by I = cmr^2 . The…

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Q: A solid sphere with radius 2.4m and mass of 77 kg has a moment of inertia given by2/5mr^2. It is…

A: 12Iω2=mg∆h1225mr2ω2=mg∆h             ∆h=r2ω25g

Q: An electric fan spinning with an angular speed of 13 rad>s has akinetic energy of 4.6 J. What is…

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Q: A baby of mass 10 kg is initially at rest on the edge of a merry-go-round (M=100 kg, R=2.0 m, I =…

A: mass of baby (m) = 10 kg mass of merry go round (M) = 100 kg radius (R) = 2 m initial angular…

Q: A light rod of length ℓ = 1.00 m rotates about an axis perpendicular to its length and passing…

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Q: A cylinder of mass 12.0 kg rolls without slipping on a horizontal surface. At a certain instant its…

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Q: A solid cylinder of mass M and radius R rolls down a slope without slipping. Its moment of inertia…

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Q: A solid sphere of uniform density is attached to a massless rod at the sphere’s surface, and is…

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Q: A disk of mass 2.00 kg and radius 0.250 m is rolling (without slipping) across a floor with a linear…

A: A disk weighting 2 kg rolls without slipping across a floor with a speed of 5m/s  Total kinetic…

Q: Paikot. A solid sphere of mass m = 3.5[kg], and radius r = 2.5[m] rolls without slipping on a flat…

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Q: What is the moment of inertia of a solid sphere of mass M and radius R rotating about an axis that…

A: Moment of inertia of sphere about an axis:

Q: The net work done in accelerating a rotating object from rest to an angular speed of 204.22 s^-1 is…

A: Work done ( W ) = 5.15 kJ  Object accelerated to angular speed ( ωf ) = 204.22 s-1  Initially object…

Q: A disc and solid sphere are rolling without slipping so that both have a kinetic energy of 252 J.…

A: The expression for the rotational kinetic energy is as follows: KE=12Iω2…

Q: A 2.40 kg hoop (1 = MR^2) of radius 0.200 m rolls without slipping on a horizontal surface so that…

A: Given mass of hoop(m)=2.4kg, Radius (R)=0.2m, linear speed(V)=3.90 m/s

Q: You are pulling on a rope attached to the outer radius of a pulley with a moment of inertia I=8.34…

A: The acceleration of the pack is upward direction, the tension force in the in pack is upward…

Q: object whose moment of inertia is 4.40 kgm^2 is rotating with angular velocity 0.25 rad/s. It then…

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Q: You are pulling on a rope attached to the outer radius of a pulley with a moment of inertia I=3.88…

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Q: 4) What is the final angular momentum of the rod and disk system? kg-m2/s Submit +) 5) What is the…

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Q: a sphere has a mass of 2.5kg a radius of 0.11m and a moment of inertia of 1.2x10-2kgm2. if when…

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Q: A solid disk of moment of inertia 0.563 kg m² is spinning about its center of mass at a rate of 10.5…

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Q: And ice dancer with her arm stretch out, starts into a spin with an angular velocity of 1.8 rad/S…

A: Given data: The initial angular velocity is ω1=1.8 rad/s The initial moment of inertia is I1=2.41…

Q: A block of mass 2.2 kg is attached to a string that is wrapped around a pulley and then attached on…

A: Speed of block after fallen d=0.43 m is 1.727 m/s

Q: body shown, the identical thin disks. mass per unit are of 20 kg/m2. Det ular to the page and…

A: Given: m=2 Kg Mass is 20 Kg/m2

Q: A solid disk of mass 9.3 kg and radius 0.23m is rotating with angular speed 32 rad/s. A thin…

A: Given, Mass of disk md = 9.3 Kg Radius rd = 0.23 m Angular speed = 32 rad/s Mass of thin rectangular…

Q: A bowling ball that has a radius of 11.0 cm and a mass of 7.00 kg rolls without slipping on a level…

A: radius of bowling ball (r) = 11 cm = 0.11 m mass of bowling ball (m) = 7 kg angular velocity (ω) = 4…

Q: To drive a typical car at 40 mph on a level road for one hour requires about 3.2 × 10^7 J of energy.…

A: We have a wheel of mass m=450 kg and diameter d=1.26 m which is spinning with a angular velocity say…

Q: To drive a typical car at 40 mph on a level road for one hour requires about 3.2 × 10^7 J of energy.…

A: We've to use angular equation of Kinetic energy to solve the question.

Q: A gym barbell has two metal plates on each end with a mass of 10 kg and a diameter of 0.40m. The…

A: Idisc= MR2/4 with axis parallel to the disc  R is the radius of disc

Q: A 2.0-kg hoop rolls without slipping on a horizontal surface so that its center proceeds to the…

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Q: A uniform solid sphere rolls without slipping down a 24° inclined plane. What is the acceleration of…

A: The angle of inclination of the plane with the horizontal is θ=24°. Assume the acceleration due to…

Q: In order to use conservation of energy, you will need to measure the final angular speed of the disk…

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Q: Rigid rods of negligible mass lying along the y axis connect three particles.: m; =4kg at (0,3)m,…

A: Angular speed= 8 rad/s to find= kinetic energy of the system

Q: A drum rotates around its central axis at an angular velocity of 12.6 rad/s. If the drum then slows…

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Q: A uniform, solid cylinder of mass mc = 6.61 kg and radius R = 0.33 m with Iem = MR? is attached at…

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Q: There is a uniform hollow spherical shell with a radius of 15 cm siting at the end of a massless rod…

A: GivenRadius of hollow spherical shell,Length of rod,Initial angular velocity,Determine:What is its…

Q: A disk of mass 2.00 kg and radius 0.250 m is rolling (without slipping) across a floor with a linear…

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Q: A pendulum consists of a rod of length 2 m and mass 3 kg with a solid sphere of mass 1 kg and radius…

A: Moment of inertia of rod: Moment of Inertia of sphere at the end of the rod : Total moment of…

Q: A disk with a moment of inertia of 7.3 kg m^2 spins at 19 rad/s about its center axis. What is its…

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Q: A thin solid disk of mass 21.6 kg is rotating at 10.6 rad/s about an axis through its center and…

A:

Q: The triceps muscle in the back of the upper arm extends the forearm. This muscle in a professional…

A: Given data,  Force F = 1079 N lever arm r⊥ = 3.65 cm = 0.0365 m angular acceleration α= 115 rad/s2…

Q: A hollow spherical shell has mass 8.50 kg and radius 0.240 m. It is initially at rest and then…

A: Given: mass = m=8.50 kg. radius = r = 0.240 m. angular acceleration = 0.875 rad/s2 we have to…

Q: A figure skater rotating at 3.4 rad/s with arms extended has a moment of inertia of 2.97 kg ∙ m2. If…

A: Apply the conservation of angular momentum equation and substitute the corresponding values to…