L/2 x CG Figure P8.47

Q: 40kg disk wiht a radius of 30 cm is spinning around a fixed vertical axis with an angular speed of…

A: According to the work-energy theorem, the work done is defined as the change in energy. The…

Q: A uniform solid sphere of mass M and radius R is rolling without sliding along a level plane with a…

A: a) Apply the enegry conservation equation and substitute the corresponding values to calculate the…

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: The person whose leg kicks his leg by exerting a 2000-N force with his upper leg muscle. The…

A: (a) The expression for angular acceleration is τ=Iα Here, I is the moment of inertia. The torque can…

Q: The rotational inertia of a collapsing spinning star changes to 1/9 its initial value. What is the…

A:

Q: A uniform rod of length L and mass M is free to rotate on a frictionless pin passing through one end…

A: As the conservation forces do work on the long rod, we use conservation of energy for this pure…

Q: A disk rotates about an axis through its center. Point A is located on its rim and point B is…

A: The Free Body Diagram :   Angular velocity of A is denoted by, ωA Angular velocity of B is denoted…

Q: A hoop with mass m=1 kg rolls down a 60⁰ incline, starting from the top of the incline and from…

A: given mass m = 1 kgradius of the hoop, r = 25 cm = 0.25 meterangle of inclination θ = 600

Q: , assuming that th

A: Given as, Length (L) = 1 m  Acceleration due to gravity (g) = 9.8 m/s2

Q: A uniform solid sphere rolls along a horizontal frictionless surface at 25 m/s and makes a smooth…

A: using conservation of energy,

Q: A thin hoop has a mass of 8.25kg and a radius of 0.750m. It rolls (without slipping) down a ramp…

A: Given value--- mass = 8.25 kg. radius = 0.75 m. vertical height = 0.75 m. We have to find--- what…

Q: You go to the gym to ride a stationary bicycle. The bicycle uses a large wheel to create resistance…

A: Torque is the measure of the force required to cause an object to rotate around an axis. Angular…

Q: 230 lb with center of gravity at G. For the configuration shown, what force F must the man apply at…

A:

Q: Given: A disk with radius R and mass M is resting on a no slip surface. Suddenly, a force F is…

A:

Q: A car travelling at 108 km/h . Given the the tires on the car have radius of 40 cm , what is their…

A: Given data: The speed of the car is V=108 km/h. The radius of the tire of the car is R=40 cm.…

Q: EM E A 1.50 kg hoop of radius 0.160 m is released from rest at point A in the figure below, its…

A:

Q: A 1.50 kg hoop of radius 0.160 m is released from rest at point A in the figure below, Its center of…

A: a) at           VB = RWB              (No slipping) applying law or conservation of energy in…

Q: Amelia gives her doll a merry-go-around ride on an old phonograph set at 45 pm. The doll is 17 cm…

A: Given : ω = 45 rpm r = 17 cm = 0.17 m

Q: How much work must be done to accelerate a baton from rest to an angular speed of 7.35 rad/s about…

A: Given angular speed =7.35 rad/s about its center baton to be a uniform rod of length = 0.517 m  mass…

Q: A tall, cylindrical chimney falls over when its base is ruptured. Treat the chimney as a thin rod of…

A: See below

Q: Suppose that you are holding a pencil balanced on its point. If you release the pencil and it begins…

A: The expression of torque in terms of angular acceleration                             τ=-mg(…

Q: incline. If the initial speed of the ball is 10.0 m/s, will the ball reach the top of the hill? If…

A:

Q: A 2.00-kg solid, uniform ball of radius 0.100 m is released from rest at point A in Figure P8.59,…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: A uniform solid sphere rolls along a horizontal frictionless surface at 25 m/s and makes a smooth…

A: Given: The mass of the sphere is M. The radius of the sphere is r. The velocity of the sphere is 25…

Q: A child rolls a metal Hoop, with a radius of 95 cm at a linear speed 1.5 m/ s along a level surface…

A:

Q: A thin rod of mass m and length L is released from rest from a nearly upright position, let’s say θ…

A:

Q: 200 g uniform rod of length 5.0 m is pivoted about one end. What would be the angular acceleration…

A:

Q: A rod of mass m and length L is hinged with a frictionless hinge at one end. The moment of inertia…

A: Given,  Length of rod = L Mass of rod = m  Mass of ball attached to the end = 2m

Q: A stick with a mass of 0.164 kg and a length of 1.00 m is pivoted about one end so it can rotate…

A: Given:   A stick with a mass of 0.164 kg and a length of 1.00 mis pivoted about one end so it can…

Q: 83. A solid sphere of mass mand radius rrolls without slip- ping along the track shown in Figure…

A: Consider the figure below:

Q: A solid sphere, a ring, and a solid disk start rolling down an incline plan at θ=20 degrees…

A: Given, Three objects are rolling down from a inclined surface. All have same radius 0.5m and mass…

Q: A 200g toy car is placed on a narrow 30cm radiustrack with wheel grooves that keep the car moving in…

A:

Q: Find the linear acceleration and the angular acceleration of the cylinder (b) Find the total…

A:

Q: A 15,000 N crane can rotate around a frictionless shaft at its base and is supported by a cable that…

A: Calculate a) the tension on the cable and b) the vertical and horizontal components of the force…

Q: A meter stick is held vertically with one end on the floor and is then allowed to fall. Find the…

A: Answer:-  Given  Length (L) = 1 m  Acceleration due to gravity (g) = 9.8 m/s2  We know that…

Q: A car tire (hoop) has a mass of 35 kg and a radius of 0.43 m. The tire is released from rest at the…

A:

Q: parent exerts a force of F = 115 N tangent to playground merry-go-round for t = 1.84 seconds. The…

A:

Q: A ring of radius R is released from rest to roll down a rough incline (assuming there's no energy…

A: Radius of ring is Initial height of the ring is Final height of the ring is Initially, the ring is…

Q: A disk of radius = 2.02 mm is attached to a high-speed drill at a dentist’s office and is turning at…

A:

Q: The moment of inertia of a sphere of mass M is  where M is its mass and R is its radius. What is the…

A:

Q: A 600 N man sits on a chair rotating with w = 6 rad/s while his arm outstretched and holding each of…

A: Taking person with both dumbles as a system there is no net external torque about axis of rotation.…

Q: hoop with a mass of 10 kg is rolling without slipping along a horizontal surface with a speed of 3.6…

A: Given:-  A hoop with a mass of 10 kg is rolling without slipping along a horizontal surface with a…

Q: Consider the father pushing a playground merry-go-round. He exerts a force of 400 N at the edge of…

A: Given Data : The force exerted by the father is given as F = 400 N. The weight of the merry-go-round…

Q: A uniform sphere is placed inside hemispherical bowl of radius R = 75.0 cm. It is released from rest…

A:

Q: A uniform solid sphere rolls along a horizontal frictionless surface at 15 m/s and makes a smooth…

A:

Q: The diagram shows a thin rod of uniform mass distribution pivoted about one end by a pin passing…

A: Now

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.