Answered: A 6kg hoop 3m in diameter rolls down a…

A 6kg hoop 3m in diameter rolls down a plane inclined 40 degrees. At the bottom of the incline, what is it's a.) total kinetic energy b.) angular speed and c.) linear speed. Ignore friction. 3 m

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter10: Fixed-axis Rotation

Section: Chapter Questions

Problem 104P: An athlete in a gym applies a constant force of 50 N to the pedals of a bicycle to keep the rotation...

See similar textbooks

Related questions

Q: What is the total kinetic energy of a 0.15 kg hockey puck sliding at 0.5 m/s and rotating about its…

A: Given: In this question, the given values are, m=0.15 kg v=0.5 m/s d=0.076 m R=0.038 m ω=8.4 rad/s…

Q: A wheel of diameter of 34.0 cm slows down uniformly from 8.40 m/s to rest over a distance of 115 m.…

A: Write given values in this problem. vi=8.40 m/sv0=0s=115 mand,D=2R=34 cmR=17 cm=0.17 m

Q: 2. A hollow cylinder (hoop), a solid cylinder (disk), and a solid sphere, each of mass M and radius…

A: Given, A hollow cylinder, solid cylinder and solid sphere of mass M and Radius R and they are roll…

Q: A hoop of mass 4 kg and radius 0.1 m is rolling without slipping. It has a translational speed of v=…

Q: A motor is accelerating at 0.6 rad/s2 while it covers 20 rad. If it reaches a final angular velocity…

A: Angular acceleration (α) = 0.6 rads2Angular displacement (θ) = 20 radfinal angular velocity (ωf) = 8…

Q: A spherical shell of radius 2.84 cm and a sphere of radius 6.97 cm are rolling without slipping…

Q: A thin-walled, hollow spherical shell of mass m and radius r starts from rest and rolls without…

A: I=2/3Mr²

Q: A wheel has a radius of 9ft. Whats the minimum number of complete revolutions that the wheel must…

Q: 1. Consider a bouncy ball and a metal cylinder on a 20 degree incline. Everyone knows a regular…

Q: Below a bucket is attached to her 3.7 KG windlass via a rope. The bucket is released from rest and…

A: Introduction: 1) Newton's second law of rotation: Torque is the product of moment of inertia (I) of…

Q: For the question above what is the total angular speed?

A: Initial angle (θ_initial) = 180 degreesFinal angle (θ_final) = 80 degreesNumber of complete squats =…

Q: If a windmill with radius 10 feet makes 20 full revolutions every 1 minute, what is its linear…

A: The distance traveled in a complete revolution will be the circumference of the windmill. d=2πR So,…

Q: a belt runs a machine pulley of radius 8 inches at 60 revolutions per minute (rpm) a)find the…

Q: Calculate the rotational kinetic energy of a 1.80 kg solid sphere that has a diameter of 9.20 cm…

A: diameter = 9.2 cm radius = diameter/2radius = 9.2/2radius = 4.6 cm w = 445 rpm = 445*2π/60= 46.6…

Q: A ball begins at rest (at the point labeled "rest") and rolls along a loop-the-loop track supported…

A: initially the ball is at rest but have high potential energy adn after it is released the potential…

Q: A cord is wrapped around a pulley that is shaped like a disk of mass m and radius r. The cord's free…

Q: Find the rotational kinetic energy of a spinning (not rolling) bowling ball that has a mass of 12 kg…

A: mass of bowling ball (m) = 12 kg Radius of ball (r) = 0.20 m Velocity (v) = 5 m/s

Q: What is the rotational kinetic energy of a 2.00kg wheel that has a radius of 0.350m when rotating at…

A: Correct Answer: Option (A) i.e. 885 J

Q: Consider a basketball player spinning a ball on the tip of a finger. If a player performs 1.93 J of…

A: According to the work energy theorem, the rotational kinetic energy of the ball is equal to the work…

Q: 1.Set the angle and the angular acceleration to zero. Set the angular velocity to 3.0 rad/s.…

A: The angular velocity is given as w=angular displacement/ time .

Q: 7) What is the torque required (in Ib-ft) to lift the load shown? (answer to one decimal place)…

Q: Determine the kinetic energy of a circular disc rotating with a speed of 60 r.p.m- about an axis…

A: To find-Kinetic energy=?Given-n=60 rpm=6060=1 rpsM=5 kgR=1 m

Q: An object of mass 1.5 kg does rotational motion. Its angular velocity is 30 rpm and the radius of…

A: Kinetic energy of the object in rotational motion Krot=12Iω2=12mr2ω2

Q: 10. DETAILS MY NOTES ASK YOUR TEACHER A tire is tied to a rope that is tied to the branch of a tree…

A: The length of the rope=h1=15.75 mThe height of the platform from the ground, h2=12.80 mThe height of…

Q: Find the acceleration Find the tangential speed Find the angular speed

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…

Q: The solid disk above of m a speed v = 5m/s, a) Calculate its Kinetic Er The solid disk has a radiu…

A: (a) The kinetic energy of the disk when it translates can be calculated as,

Q: ) A 120Kg disk with a radius of 10 cm rolls without slipping. If the linear speed of the disk is…

A: a) The expression for find translational kinetic energy is KEt=12mv2 Substitute values in the above…

Q: A turntable rotates at 33 rev/min. Calculate the angular velocity of the turntable. 3.46 rad/s You…

A: Distance from the center of the rotating turntable = 0.14 m v = rωwherev = linear velocityr= radius…

Question

A 6kg hoop 3m in diameter rolls down a plane inclined 40 degrees. At the bottom of the incline, what is it's a.) total kinetic energy b.)
angular speed and c.) linear speed. Ignore friction.
...
3 m

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Step 6

Trending now

This is a popular solution!

Step by step

Solved in 6 steps with 8 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A 40.0-kg solid sphere is rolling across a horizontal surface with a speed of 6.0 m/s. How much work is required to stop it? Compare results with the preceding problem.
While exercising in a fitness center, a man lies face down on a bench and lifts a weight with one lower leg by contacting the muscles in the back of the upper leg. (a) Find the angular acceleration produced given the mass lifted is 10.0 kg at a distance of 28.0 cm from the knee joint, the moment of inertia of the lower leg is 0.900kg-m2 the muscle force is 1500 N, and its effective perpendicular lever arm is 3.00 cm. (b) How much work is done if the leg rotates through an angle of 20.0° with a constant force exerted by the muscle?
A cylinder with rotational inertia I1=2.0kgm2 rotates clockwise about a vertical axis through its center with angular speed 1=5.0rad/s . A second cylinder with rotational inertia I2=1.0kgm2 rotates counterclockwise about the same axis with angular speed 2=8.0rad/s . If the cylinders couple so they have the same rotational axis what is the angular speed of the combination? What percentage of the original kinetic energy is lost to friction?
The puck in Figure 10.25 has a mass of 0.120 kg. The distance of the puck from the center of rotation is originally 40.0 cm, and the puck is sliding with a speed of 80.0 cm/s. The string is pulled downward 15.0 cm through the hole in the frictionless table. Determine the work done on the puck. (Suggestion: Consider the change of kinetic energy.)
A 40.0-kg solid cylinder is rolling across a horizontal surface at a speed of 6.0 m/s. How much work is required to stop it?
An Earth satellite has its apogee at 2500 km above the surface of Earth and perigee at 500 km above the surface of Earth. At apogee its speed is 730 m/s. What is its speed at perigee? Earth’s radius is 6370 km (see below).
A clay cylinder of radius 20 cm on a potter’s wheel spins at a constant rate of 10 rev/s. The potter applies a force of 10 N to the clay with his hands where the coefficient of friction is 0.1 between his hands and the clay. What is the power that the potter has to deliver to the wheel to keep it rotating at this constant rate?
A bowling ball of mass 7.00 kg is rolling at 3.00 m/s along a level surface. Calculate (a) the balls translational kinetic energy, (b) the balls rotational kinetic energy, and (c.) the balls total kinetic energy, (d) How much work would have to be done on the ball to bring it to rest? (See Section 8.6.)
Semi-trailer trucks have an odometer on one hub of a trailer wheel. The hub is weighted so that it does not rotate, but it contains gears to count the number of wheel revolutions—it then calculates the distance traveled. If the wheel has a 1.15 m diameter and goes through 200,000 rotations, how many kilometers should the odometer read?
A 10.0-kg disk of radius 2.0 m rotates from rest as a result of a 20.0-N tangential forceapplied at the edge of the disk. What is the kinetic energy of thedisk 4.00 s after the force is applied?
At its peak, a tornado is 60.0 m in diameter and carries 500 km/h winds. What is its angular velocity in revolutions per second?
Integrated Concepts Riders in an amusement park ride shaped like a Viking ship hung from a large pivot are rotated back and forth like a rigid pendulum. Sometime near the middle of the ride, the ship is momentarily motionless at the top of its circular arc. The ship then swings down under the influence of gravity. (a) Assuming negligible friction, find the speed of the riders at the bottom of its arc, given the system's center of mass travels in an arc having a radius of 14.0 m and the riders are near the center of mass. (b) What is the centripetal acceleration at the bottom of the arc? (c) Draw a free body diagram of the forces acting on a rider at the bottom of the arc. (d) Find the force exerted by the ride on a 60.0 kg rider and compare it to her weight. (e) Discuss whether the answer seems reasonable.