Your roommate is working on his bicycle and has the bike upside down. He spins the 56.0 cmcm -diameter wheel, and you notice that a pebble stuck in the tread goes by three times every second. What is the pebble's acceleration? Express your answer with the appropriate units.

Q: A ferris wheel is rotating clockwise at an angular speed of 1.83 rpm. When the ride operator…

A:

Q: Content Attempti rogress A string trimmer is a tool for cutting grass and weeds; it utilizes a…

A: given, the angular speed of the  string: w= 39 rev/s w=245.044 rad/s tangential speed, v=70 m/s

Q: A bicycle with 0.80-m-diameter tires is coasting on a level road at 5.6 m/s. A small blue dot has…

A:

Q: Two children are playing tetherball, in which a ball at the end of a cord spins around a pole. After…

A:

Q: Hi, I am in physics I and they have the question of what is the angular displacement between 5s and…

A: From the given graph, write the expression for the straight line from 10s to 20s.Write the given…

Q: Part A What was the angular acceleration of the tires? Express your answer using two significant…

A:

Q: A giant Ferris wheel in Seattle, Washington has a diameter of 135 m and takes 30 minutes to make one…

A: The radius of the Ferris wheel is, r=135 m2=67.5 m The distance traveled by a rider in one…

Q: n 2010, the Sikorsky's X2 helicopter became the world's fastest helicopter, flying at 249 miles per…

A:

Q: Mary and her younger brother Alex decide to ride the carousel at the State Fair. Mary sits on one of…

A:

Q: A Ferris wheel slows down with a constant angular acceleration of magnitude 5.0 rad/s 2. If the…

A: Given information: The magnitude of the acceleration (α) = 5.0 rad/s2 No. of revolutions the wheel…

Q: Your roommate is working on his bicycle and has the bike upside down. He spins the 54.0 cmcm…

A: a) The expression for find speed of the pebble is v=rω=d22πf Substitute values in the above equation…

Q: Kendra boards a Ferris wheel at the 3-o'clock position and rides the Ferris wheel for one full…

A:

Q: A cooling fan is turned off when it is running at 3071 rev/min. It turns 1291 revolutions before it…

A:

Q: There is a CD-rom that's spinning a CD at 2,000 rpm. There is a bit of dirt, weighing 0.220 g,…

A:

Q: Two bugs, Buzz and Crunchy, are sitting on a spinning disk on a horizontal plane. Buzz is sitting…

A: given that,r=0.80 mw=38 rpmw=3.979 radsμs=0.80μk=0.60mc=2.0 kg

Q: A car of mass m=1500kg is moving down a level road. It comes to a hill whose cross section is semi…

A:

Q: David is getting ready to take down the mighty Goliath. David ties a 583 g rock to a rope that is…

A: Given:Mass of the rock = 583 gLength of the rope = 2.3 mInclination of rope below the horizontal =…

Q: An object moves uniformly around a circular path of radius 21.5 cm, making one complete revolution…

A: Radius of circular path (r) = 21.5 cm = 0.215 m Time period (T) = 1.85 s

Q: A ceiling fan with 84-cmcm-diameter blades is turning at 64 rpmrpm . Suppose the fan coasts to a…

A:

Q: An automobile engine slows down from 3400 rpm to 1200 rpm in 2.3 s. Part A Calculate its angular…

A:

Q: A child is swinging a 0.300-kg ball on a string. She is swinging it in a circle with an angular…

A:

Q: A person pushes on a lever 0.7 meters away from the axis of rotation with 100 N of force. The…

A: The angular acceleration (α) is given as, α = F×rI, where F is the force applied, r is the distance…

Q: Can you assist me in solving this problem? Thank you! The cable lifting an elevator is wrapped…

A:

Q: A person holds a bicycle wheel on a frictionless axle over his head so the axle is vertical. The…

A:

Q: d) Calculate the time it takes for each disk to roll. e) What is the total kinetic energy for each…

A:

Q: A 5 kg ball with a 0.4 meter radius is rolling on a horizontal surface at 3 m/s. The rotational…

A: This question is based on law of conservation of energy and pure rolling motion.

Q: There is a clever kitchen gadget for drying lettuce leaves after you wash them. It consists of a…

A: Given The radius of the container is r = 11.2 cm = 11.2 x 10-2 m. The frequency of the rotating…

Q: Mary and her younger brother Alex decide to ride the 17-foot-diameter carousel at the State Fair.…

A: (a) In a uniform circular motion, angular velocity is uniform. This means equal changes in angular…

Q: There is a clever kitchen gadget for drying lettuce leaves after you wash them. It consists of a…

A: Radius of the container r=10.1 cm = 0.101 mRotating speed of cylinder= 2.96 revolutions per second

Q: A car tire is 60.0 cm in diameter. The car is traveling at a speed of 24.0 m/s. Part A: What is the…

A:

Q: An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a…

A:

Q: An object moves uniformly around a circular path of radius 23.5 cm, making one complete revolution…

A: Given data The radius of the circular path is r = 23.5 cm = 0.235 m The time taken to complete one…

Q: A 5 kg hoop (I=MR2) with a radius of 2 m is placed at the top of a hill that is 8 m high. There is…

A: Using conservation of energy,

Q: The world's tallest Ferris wheel is the High Roller in Las Vegas, NV. It has a radius of about 79…

A: The given radius of the Ferris wheel is R = 79 m and the time of ride is given as t = 8 minute = 480…

Q: You have a 1.00 m long string with a bob attached to its end. You are swinging it around your head,…

A: Given: Radius of string, r = 1 m Time of complition of 1 revolution, t = 2 sec

Q: A turntable rotates clockwise at 80 rpm. A speck of dust on the turn table has an angular position…

A: Angular speed =80 rpm=80rotations60 s=80×2π rad60 s=2.67π rad in 7.5 s angle moved 7.5×2.67π=20π…

Q: You've taken your neighbor's young child to the carnival to ride the rides. She wants to ride The…

A:

Q: The cable lifting an elevator is wrapped around a 1.0-m-diameter cylinder that is turned by the…

A:

Q: ACD has a playing time of 60.1 minutes. When the music starts, the CD is rotating at an angular…

A:

Q: There is a clever kitchen gadget for drying lettuce leaves after you was them. It consists of a…

A: Consider the radius of the container be r, the angular speed of the cylinder be ω, and tangential…

Q: As you drive down the road at 18 m/s, you press on the gas pedal and speed up with a uniform…

A:

Q: 250 g , 25-cm diameter plastic disk is spun on an axle through its center by an electric motor. What…

A: Mass of the disc, m = 250 g = 0.25 kg Diameter of the disc, d = 25 cm = 0.25 m Disc rotate from 0 to…

Q: A typical hard disk in a desktop computer is a uniformly solid, 400 gram disk 3.5 inches in…

A:

Q: An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a…

A:

Q: A three-blade wind turbine, which spins perpendicularly to the ground, is set on a pole that is 38 m…

A: Height of the wind turbine, H=38 m Length of each blade=4 m Angular speed of the wind turbine, ω=5…

Q: The angular position of an object that rotates about a fixed axis is given by θ(t) = θ0 eβt, where β…

A:

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.