1. A 40 cm cylindrical disk of mass 5 kg rolls down an incline. If it...
1. A 40 cm cylindrical disk of mass 5 kg rolls down an incline. If it starts at rest and is rolling at a speed of 30 revolutions per minute after 3 minutes, how many revolutions has it undergone in that 3 minutes?
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1. A 40 cm cylindrical disk of mass 5 kg rolls down an incline.
If it...
A solid disk (radius R=2.5 cm , mass M =0.35 kg) rolls without slipping down an...
A solid disk (radius R=2.5 cm , mass M =0.35 kg) rolls without slipping down an 30 degree-incline. If the incline is 4.2 m long and the disk starts from rest, what is the linear velocity of its center of mass at the bottom of the incline (in m/s)?
Calculate the final speed of a cylindrical hoop that rolls without slipping down a 2.00 m...
Calculate the final speed of a cylindrical hoop that rolls without slipping down a 2.00 m high incline. The hoop starts from rest, has a mass of 0.750 kg, and a radius of 4.00 cm.
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting...
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting from rest, down a long 30° incline. It reaches an angular speed of 8 rad/s in 4 s. The distance moved by the center of mass of the disk in 2.0 s is: a. 0.8 m b. 0.1 m c. 0.2 m d. 2.0 m e. None of the above
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting...
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting from rest, down a long 30° incline. It reaches an angular speed of 8 rad/s in 4 s. The distance moved by the center of mass of the disk in 2.0 s is: a. 0.8 m b. 0.1 m c. 0.2 m d. 2.0 m e. None of the above
A disk of m=5 kg and radius r=2 m starts from rest and rolls down a...
A disk of m=5 kg and radius r=2 m starts from rest and rolls down a 20 degree incline from an initial height of 50 m. What is the linear velocity of the disk as it reaches the bottom of the incline? What is the rotational kinetic energy of the disk at the halfway point between the positions 1 and 2? If it takes 1.2 seconds for the disk to reach the bottom of the incline, find the magnitude of...
A solid, uniform disk of radius 0.250 m and mass 53.2 kg rolls down a ramp...
A solid, uniform disk of radius 0.250 m and mass 53.2 kg rolls down a ramp of length 4.20 m that makes an angle of 15.0°with the horizontal. The disk starts from rest from the top of the ramp. (a) Find the speed of the disk's center of mass when it reaches the bottom of the ramp. m/s (b) Find the angular speed of the disk at the bottom of the ramp.
A solid, uniform disk of radius 0.250 m and mass 53.7 kg rolls down a ramp...
A solid, uniform disk of radius 0.250 m and mass 53.7 kg rolls down a ramp of length 4.20 m that makes an angle of 12.0° with the horizontal. The disk starts from rest from the top of the ramp. (a) Find the speed of the disk's center of mass when it reaches the bottom of the ramp. m/s (b) Find the angular speed of the disk at the bottom of the ramp. rad/s
2) A disk with a c value of 1/2, a mass of 5 kg, and radius...
2) A disk with a c value of 1/2, a mass of 5 kg, and radius of 0.50 meters, rolls without slipping down an incline with has a length of 8 meters and angle of 30 degrees. At the top of the incline the disk is spinning at 27 rad/s. How fast is the disk moving (the center of mass) at the bottom of the incline in m/s?
A hollow sphere of 2.307 kg mass is rolling down an incline without slipping. It starts...
A hollow sphere of 2.307 kg mass is rolling down an incline without slipping. It starts from rest at a vertical height of 50 cm above the bottom. The sphere has a radius of 10 cm. What is the translational speed of the sphere, in m/s, at the bottom? The moment of inertia of a hollow sphere is 2/3mr^2. A. 0.85 B. 1 C. 2.2 D. 2.4 E. 2.6
questions 4 and 5 please 4. A 1.50 kg point mass is 200.0 cm from a...
questions 4 and 5 please
4. A 1.50 kg point mass is 200.0 cm from a 3.00 kg point mass. Where is their center of mass, measured from the 1.50 kg mass? Xcm =- 5. Starting from rest, a disk spins with a constant angular acceleration. After 2 minutes it has completed 50 revolutions. How many revolutions will it have completed at 4 minutes? a) 25 rev b) 71 rev. c) 100 rev d) 200 rev
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting from rest, down a long 30° incline. It reaches an angular speed of 8 rad/s in 4 s. The distance moved by the center of mass of the disk in 2.0 s is: a. 0.8 m b. 0.1 m c. 0.2 m d. 2.0 m e. None of the above
V. A 10-cm diameter, solid, uniform circular disk with mass 0.2 kg rolls, without slipping, starting from rest, down a long 30° incline. It reaches an angular speed of 8 rad/s in 4 s. The distance moved by the center of mass of the disk in 2.0 s is: a. 0.8 m b. 0.1 m c. 0.2 m d. 2.0 m e. None of the above
questions 4 and 5 please
4. A 1.50 kg point mass is 200.0 cm from a 3.00 kg point mass. Where is their center of mass, measured from the 1.50 kg mass? Xcm =- 5. Starting from rest, a disk spins with a constant angular acceleration. After 2 minutes it has completed 50 revolutions. How many revolutions will it have completed at 4 minutes? a) 25 rev b) 71 rev. c) 100 rev d) 200 rev
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