What is the average power of the flywheel

Assignment Help Physics
Reference no: EM13332180

The angular momentum of a flywheel having a rotational inertia of 0.200 kg m2 about its central axis decreases from 5.00 to 1.20 kg m2/s in 2.20 s.

(a) What is the average torque acting on the flywheel about its central axis during this period?

(b) Assuming a constant angular acceleration, through what angle does the flywheel turn? Give answer in rad. Do not enter unit.

(c) How much work is done on the wheel?

(d) What is the average power of the flywheel?

Reference no: EM13332180

Questions Cloud

Explain the boiling point and freezing point : What are the boiling point and freezing point of a 2.58 m solution of naphthalene in benzene. (The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.) boiling point °C freezing point °C
What is the intent of regulatory compliance : What is the intent of regulatory compliance, and what is the role of IT in maintaining corporate compliance and what can happen to organizations and their senior management if they ignore compliance mandates?
Npv calculate the net present value npv : NPV Calculate the net present value (NPV) for the following 15-year projects. Comment on the acceptability of each. Assume that the firm has a cost of capital of 9%. a. Initial investment is $1,000,000; cash inflows are $150,000 per year.
Define a solution is prepared by dissolving 228 g of sucrose : A solution is prepared by dissolving 228 g of sucrose (C12H22O11) in 624 g of water. What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.)
What is the average power of the flywheel : The angular momentum of a flywheel having a rotational inertia of 0.200 kg m2 about its central axis decreases from 5.00 to 1.20 kg m2/s in 2.20 s. What is the average power of the flywheel
Explain the diver returns to the surface of the water : Calculate the amount of N2 gas released (in liters at 37°C and 1.5 atm) when the diver returns to the surface of the water, where the partial pressure of N2 is 0.80 atm.
How is the binding of hprg to heparin dependent on ph : Why does kininogen bind to glycosaminoglycans easily and why is the binding of kininogen less sensitive to physiological pH changes - How is the binding of HPRG to heparin dependent on pH? Give structural reasons for the binding dependence.
What is the targets speed just after the bullet emerges : In a ballistics test, a 25 g bullet traveling horizontally at 1200 m/s goes through a 35-cm-thick 350 kg stationary target and emerges with a speed of 1000 m/s. What is the target's speed just after the bullet emerges
Explain what is its solubility under atmospheric conditions : The solubility of CO2 in water at 25°C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions. (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law.

Reviews

Write a Review

Physics Questions & Answers

  Determine an equation of motion for this oscillator

A particle executes linear harmonic motion in one dimension with a frequency of 0.25 Hz about the point x=0. Determine an equation of motion for this oscillator

  Compute the net force on the box

A 450 lb boy pushes on a 300 lb box with a force of 125 lb. If the box slides across the floor with constant velocity, what is the net force on the box

  Compute the potential difference between the birds feet

A bird sits on a high-voltage power line with its feet 5.2 cm apart. What is the potential difference between the bird's feet

  How long does the object take to hit ground

A child's water pistol shoots water through a 1.8 mm-diameter hole. If the pistol is fired horizontally 78 cm above the ground, the squirt hits the ground 1.8 m away. What is the volume flow rate through the squirt? Ignore air resistance.

  Compute the magnitude of the charges

wo point charges of equal magnitude are 8.2apart. At the midpoint of the line connecting them, Find the magnitude of the charges

  What is the magnitude of the average current in this region

Suppose that a particle accelerator is used to move two beams of particles in opposite directions. In a particular region, electrons move to the right at 9350 m/s and protons move to the left at 1681 m/s. The particles are evenly spaced with 0.085..

  What is the angle of the road above the horizontal

a road rises 1ft for every 100ft it travels horizontally it is said to have a 15 grade. if the road you are traveling on has a 5 % grade what is the angle of the road above the horizontal

  Determine the objects depth

A submarine on the ocean surface receives a sonar echo indicating an underwater object. What is the object's depth

  What change is needed in the hanging mass

We wish to maintain a pattern with a given number of loops and a fixed given frequency, If we reduce the density of the string

  What is the separation distance between the two lenses

A converging lens with a focal length f1 = 4cm is placed to the left of a second identical lens f2. What is the separation distance between the two lenses

  Determine the angle of the velocity vector of the package

An airplane with a speed of 76.6 m/s is climbing upward at an angle of 49.5 ° with respect to the horizontal, Relative to the ground, determine the angle of the velocity vector of the package just before impact

  What is a significant limitation with surveys like this one

Conclude a rough "scale factor" or "plate scale." Measure the distances in mm or cm between each of the marked wavelengths and average the results.

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