Determine what angular speed must the cd have

Reference no: EM13657441

A 25 gram CD with a radius of 6.0 centimeter rotates with an angular speed of 39 rad/s

a) Calculate what is its kinetic energy?

b) Determine what angular speed must the CD have if its kinetic energy is to be doubled?

Reference no: EM13657441

Questions Cloud

What is the significance of mrs. dalloways reflection : What is the significance of Mrs. Dalloway's reflection on Septimus' death at the end of the novel? It is sometimes referred to as an "epiphany" but what is that epiphany or realization or truth?

Determine what is the outside temperature : A dog has thick fur, with a thermal conductivity of 0.040W/(m • K). The dog's metabolism produces heat at a rate of45 W, determine what is the outside temperature

Compare and contrast the characters of napoleon : You need to compare and contrast the characters of Napoleon and Snowball in Animal Farm by George Orwell. Explain how do they vary in terms of the methods they use to achieve power? And keep that power?

Calculate the change in height of water in gas buret : Calculate the change in height of water in your gas buret in mm, however you must convert mm of H2O (this is a measure of pressure) in torr (equivalent to mm Hg). Utilizing the appropriate conversion factors convert 105.3 mm H2O to torr.

Determine what angular speed must the cd have : A 25 gram CD with a radius of 6.0 centimeter rotates with an angular speed of 39 rad/s, Determine what angular speed must the CD have if its kinetic energy is to be doubled

Describe what the inverse cripple is in nietzsches : Explain what does it denote that the past is irredeemable and how does this connect with the idea of the "inverse cripple"?

Find at what speed does your image move away from you : If you run away from a plane mirror at 2.40 m/s, find at what speed does your image move away from you

Define what would happen if the mg ribbon was left out : Define what would happen if the Mg ribbon was left out and a layer of Magnesium oxide formed on it and was not rubbed off with the steel wool. Explain what would happen to your results. Define and why is it significant that we compute the volume o..

Evaluate the minimum angle the ladder can make : A 3.0 meter long ladder leans against a frictionless wall. The coefficient of static friction between the floor and the ladder is 0.40. Find the minimum angle the ladder can make with the floor without it slipping

User Account

All Pages