A string is wrapped around a pulley of radius 1 m and moment of intertia 5 kgm2. If the string is piulled with a force F, the resulting angular acceleration of the pulley is 5o rad/s2 . Determine the magnitude of the force F.
Q: A force of 28.4 N is applied tangentially to a wheel of radius 23.4 cm and gives rise to an angular…
A:
Q: In the rotational motion experiment, a student wanted to measure the moment of inertia I of a disc,…
A: τ=Torque=9 NmI=Moment of inertiaα=Angular acceleration=20.55 rad/s2
Q: A torque of 430. N-m acts on a flywheel. At the instant that the flywheel's angular speed is 52.0…
A:
Q: In the figure, two 6.10kg blocks are connected by a massless string over a pulley of radius 1.70 cm…
A:
Q: Problem 4: A uniform flat disk of radius R and mass 2M is pivoted at point P. A point mass of 1/2…
A: Concept: In Order to Calculate the Moment of Inertia, For a uniform disk of radius r and total mass…
Q: During the spin-dry cycle of a washing machine, the motor slows from 100 rad/s to 10 rad/s while…
A: The objective of the question is to find the magnitude of the angular acceleration of the motor…
Q: YA R
A: Given: wheel radius = 50 cm Force = 15N is applied to Distance…
Q: The tune-up specifications of a car call for the spark plugs to be tightened to a torque of 38 Nm.…
A: We know that the torque is the product of perpendicular component force and the length. To find the…
Q: While punting a football, a kicker rotates his leg about the hip joint. The moment of inertia of the…
A: The rotational kinetic energy of the leg is given as, K.E(rot) = ½Iω2 where I is the moment of…
Q: A cylinder of radius 2.59 cm2.59 cm and a sphere of radius 9.22 cm9.22 cm are rolling without…
A:
Q: V A A 0 t 2 4 5 B 2. Two identical objects, A and B, move along straight, parallel, horizontal…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: A machine part rotates at an angular speed of 0.054 rad/s; its speed is then increased to 1.9 rad/s…
A: (a) The expression for the angular speed ω2=ω02+2αθ Rearrange θ=ω2-ω022α Substitute θ=1.9…
Q: The 23-lb cylinder is at rest on the horizontal surface when a tension P =17 lb is applied to the…
A: The forces providing the necessary torque to the cylinder, which causes rolling without slip are,…
Q: circular saw blade of diameter 0.215 m starts from rest. In a time interval of 5.95 s it accelerates…
A:
Q: A circular saw blade of diameter 0.250 m starts from rest. In a time interval of 5.85 s it…
A: Given data: Diameter (d) = 0.250 m Time interval (t) = 5.85 s Initial angular velocity (ω0) = 0…
Q: A cylinder of radius 3.09 cm and a sphere of radius 6.47 cm are rolling without slipping along the…
A: Radius of cylinder rcyl=3.09cm and radius of the sphere rsph=6.47 cm. Let both the objects have mass…
Q: Probiem 2: A string is wrapped around a pulley with a radius of 3.0 cm and no appreciable friction…
A:
Q: A constant torque is applied to a wheel whose moment of inertia is 4.0kg m2 around the axis of…
A:
Q: Two disks are rotating about the same axis. Disk A has a moment of inertia of 6.92 kg-m² and an…
A:
Q: A turn table starts from rest and reaches 10 rad/s of angular velocity in 5.0 s. Find the angular…
A:
Q: A soccer player extends her lower leg in a kicking motion by a force with the muscle above the in…
A: Given:α = 31 rad/s2I =0.64 kg m2r =2.25 cm = 2.25×10-2 m
Q: A lelo-Nim torque a ts on a wheel withamoment of inertia 175 kg. m? If the wheel starts from rest,…
A:
Q: When climbing into your childhood tree house you realize weight of mass m = 3.0 kg in the middle of…
A: We know that the torque is given as τ= Iα where I is the moment of inertia α is the angular…
Q: The 51-kg flywheel has a radius of gyration of ko= 300 mm about its center of mass. (Figure 1) If it…
A:
Q: In the rotational motion experiment, a student wanted to measure the moment of inertia I of a disc,…
A: τ=Torque=8.2 NmI=Moment of inertiaα=Angular acceleration=28.34 rad/s2
Q: A cylinder of radius 3.34 cm and a sphere of radius 7.47 cm are rolling without slipping along the…
A: Given radius of cylinder= 3.34 cm radius of sphere = 7.47 cm rolling without slipping along the same…
Q: A object is rotating with a constant angular speed. If the angular speed if ever to change, а. a…
A: Given: The object rotates with a constant angular speed, which indicates that the angular…
Q: A string wrapped around the pulley in Figure 10.40 is pulled with a constant downward force of…
A: The magnitude of the force is The radius of the pulley is The moment of inertia of the pulley is…
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…
A string is wrapped around a pulley of radius 1 m and moment of intertia 5 kgm2. If the string is piulled with a force F, the resulting
AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.
Unlock instant AI solutions
Tap the button
to generate a solution
Click the button to generate
a solution
- F1=19.0N, F2=14.6N, F3=17.0N What is the net torque about the axis? Positive torque goes counterclockwise.A dentist's drill starts from rest. 'After 4.60 s of constant angular acceleration it turns at a rate of 3.00 x 10ª rev/min. (a) Find the drill's angular acceleration. rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period. rad Need Help? Read ItA bicycle wheel has an initial angular velocity of 2.50 rad/s. Part AIf its angular acceleration is constant and equal to 0.200 rad/s2, what is its angular velocity at t = 2.50 s? (Assume the acceleration and velocity have the same direction) Part BThrough what angle has the wheel turned between t= 0 and t = 2.50 s?
- The pulley rotates without friction. initial condition at rest R (in m/s^2) I VLA M The moment of inertia of the pulley is I. Calculate the acceleration of the block when the pulley begins to rotate. DATA: m = 13 kg; R = 1.0 m; 1 = λm R²; λ = 0.55; OA: 1.143 OB: 1.521 OC: 2.023 OD: 2.690 OE: 3.578 OF: 4.759 OG: 6.329 OH: 8.418Hi I am in phyiscs I, they have the problem an athlete at the gym holds a 2.5 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg . The magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor is τ= 31 N⋅m. But, I can't seem to find what is the magnitude of the torque about his shoulder if he holds his arm straight, but 30 ∘ below horizontal? Please include clear details. Thank you!A cylinder of radius 2.59 cm and a sphere of radius 8.72 cm are rolling without slipping along the same floor. The two objects have the same mass. If they are to have the same total kinetic energy, what should the ratio of the cylinder's angular speed ?cyl to the sphere's angular speed ?sph be?
- Suppose a yo-yo has a center shaft that has a 0.290 cm radius and that its string is being pulled. (a) If the string is stationary and the yo-yo accelerates away from it at a rate of 1.70 m/s?, what is the angular acceleration of the yo-yo in rad/s?? |rad/s² (b) What is the angular velocity in rad/s after 0.750 s if it starts from rest? rad/s (c) The outside radius of the yo-yo is 3.60 cm. What is the tangential acceleration in m/s? of a point on its edge? |m/s²A pulley, with a rotational inertia of 1.0*10-3 kgm2 about its axle and a radius of 10 cm,is acted on by a force applied tangentially at its rim.The force magnitude varies in time as F=0.50t+0.30t2, with F in newtons and t in seconds.The pulley is initially at rest.At t=3.0 s what are its (a) angular acceleration and (b) angular speed?Lx Gi A 325-kg merry-go-round with a radius of 1.50 m is spinning counterclockwise, as viewed from above, at 4.80 rad/s. A 35.0-kg child is hanging on tightly 1.25 m from the rotation axis. Her father applies friction to the outer rim to slow the merry-go-round to a stop in 5 s. Model the merry-go-round as a solid disk, and define counterclockwise as the positive direction of rotation. How much torque t must the child's father apply? 432 T = N-m Incorrect
- A wheel with radius 0.33 m and rotational inertia 2.0kg m2 spins on an axle with an initial angular speed of3.0 rad/s. Friction in the axle exerts a torque on thewheel, causing the wheel to stop after 6.0 s. Theaverage torque exerted on the wheel as it slows downhas magnitudeT m A 25.0 kg mass is hung from a rope that is passed over a pulley and held by a man standing on a ramp. The pulley can be treated as a solid disk with a mass of 10.0 kg that has a radius of 0.400 m. The man pulls the rope so that the pulley rotates from rest through an angular displacement of 15.0 rad in 2.00s. A. What is the angular acceleration of the disk? B. What is the tension of the rope as it pulls up on the box? C. What is the force applied by the man on the rope as he pulls the box upward?Through what angle does the pulley turn in 5.26 s if it has an initial angular speed of 12.5 rad/s and a constant angular acceleration of 3.41rads23.41rads2?