What is the moment of inertia of the disk

Assignment Help Physics
Reference no: EM13250816

A disk with mass m = 8.5 kg and radius R = 0.35 m begins at rest and accelerates uniformly for t = 18.8 s, to a final angular speed of ? = 28 rad/s.

What is the angular acceleration of the disk?

What is the angular displacement over the 18.8 s?

What is the moment of inertia of the disk?

What is the change in rotational energy of the disk?

What is the tangential component of the acceleration of a point on the rim of the disk when the disk has accelerated to half its final angular speed?

What is the magnitude of the radial component of the acceleration of a point on the rim of the disk when the disk has accelerated to half its final angular speed?

What is the final speed of a point on the disk half-way between the center of the disk and the rim?

What is the total distance a point on the rim of the disk travels during the 18.8 seconds?

Reference no: EM13250816

Questions Cloud

Explain how many moles of ammonium nitrate are necessary : According to the following reaction, how many moles of ammonium nitrate are necessary to form 0.625 moles water
Find what is the standing wave ratio on the line : A 75 ohms lossless air transmission line at 3 GHz is terminated in a load of (300-j400) (a) What is the load reflection coecient (b) Determine the impedance at 2.5 cm, 5.0 cm, 7.5 cm and 10 cm from the load.
Find the net inward force exerted on the vertical sides : Assuming the can to be a cylinder with a height of 15cm and a diameter of 6.4cm , find the net inward force exerted on the vertical sides of the can due to atmospheric pressure
Determine the terminal voltage that would result if the 50 k : Given: The terminal pair of a hidden circuit has an open circuit voltage of 200 V. When a 50 k? resistor is placed across the terminal pair, a potential of 80 volts is observed. Required: Determine the terminal voltage that would result if the 50 k
What is the moment of inertia of the disk : A disk with mass m = 8.5 kg and radius R = 0.35 m begins at rest and accelerates uniformly for t = 18.8 s, to a final angular speed of ? = 28 rad/s. What is the moment of inertia of the disk?
Calculate the magnitude of electric field : An electron moves with speed 700 m/s. Entered uniform E and B field on straight path. E points down and into page. E B and v are perpendicular
Explain sulfur dioxide with excess oxygen gas : According to the following reaction, how many moles of sulfur trioxide will be formed upon the complete reaction of 0.429 moles sulfur dioxide with excess oxygen gas
Create a bit-array of 10 elements with appropriate values : Write a loop to count the number of 1's in the array. If there is an even number of 1's in the array then the OddParity variable will be set. Create a bit-array of 10 elements with appropriate values, and create variables for Sum and OddParity.
Create a class for services offered by a hair-styling salon : Create a class for services offered by a hair-styling salon. Data fields include a String to hold the service description and write an application named Salon Report that contains an array to hold six Service objects and fill it with the data

Reviews

Write a Review

Physics Questions & Answers

  How various kilograms of nitrogen are boiled

Liquid nitrogen has a boiling point of 77.3 K and a latent heat of vaporization of 2.01 105 J/kg. A 60.0-W electric heating element is immersed in an insulated vessel containing 46.5 L of liquid nitrogen at its boiling point. How various kilograms of..

  What is the darts speed

In compressing the spring in a toy dart gun, 0.9 J of work is done. When the gun is fired, the spring gives its potential energy to a dart with a mass of 0.05 kg, What is the dart's speed

  Calculate the net rate of heat flow per second

You have decided to make a large cooler to store meat. Calculate the net rate of heat flow per second out of the cooler if the interior temperature is 5 C and the exterior temperature can be 45 C

  Explain the sign of the acceleration

Explain the sign of the acceleration and describe in words how the thread changes the velocity of the spider. would also like to know how to get to the answer can any one explain this to me in english?

  The probability

A music store has jazz, classical, country-western and rock music albums on tapes and CDs in the following quantities finding the probability.

  What is the maximal compression of spring

In coming to a stop, a car leaves skid marks 77m long on the highway. Assuming a deceleration of 8m/s2, estimate the speed of the car just before braking.

  The net horizontal force is due to rolling friction

Two bicycle tires are set rolling with the equivalent initial speed of 5.0 m/s along a long, straight road, and distance each travels before its speed is reduced by half is measured. One tire is inflated to a pressure of 40 {rm psi} and goes the dist..

  What is the numerical value of the angular momentum

The Hall voltage across a conductor in a 42mT magnetic field is 1.9mu V. When used with the equal current in a different magnetic field, the voltage across the conductor is 2.7mu V.

  How much heat was generated

The side-view mirror of an automobile has a radius of curvature of 20cm. The mirror produces a virtual image one-third the size of the object. How far is the object from mirror.

  Calculate the magnitude of the net force

A water molecule, which is electrically neutral but has a dipole moment of magnitude p = 6.20·10-30 C m, is 3.20 cm away from a point charge q = +6.90 ?C, Calculate the magnitude of the net force

  Find the tension in the string

An object of mass m1 = 2.10 kg placed on a frictionless, Draw free-body diagrams of both objects, This answer has not been graded yet

  The magnitude of the angular momentum of the system

A father (m = 70 kg) and son (m = 45 kg) are standing facing each other on a frozen pond. The son pushes on the father and finds himself moving backward at 3 m/s after they have separated. How fast will the father be moving.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd