4.) A car motor rotates at 84 rad/s in idle mode. When shut off, its angular...

Question

Question

science physics

Answer 1

Answer #1

given wo 24r We rmow tat newtms matim daw 84-20 jven1sec w-(84-20) d/sec w 64 md/sec 9fter ISee 1 we kmow tnect if A Corr me

Answer 2

Similar Homework Help Questions

the angular position of a point on a rotating wheel is given by theta=2+4t^2+3t^3 rad/s? or...

the angular position of a point on a rotating wheel is given by theta=2+4t^2+3t^3 rad/s? or rotates at 84 rad/s in idle mode. When shut off, its angular acceleration is -29 (a) What is the angular velocity after 1.0 s? (b) How long will it take for the motor to completely stop? (C) How many revolutions does the motor make before stopping after it 15 turned off? 5.) The angular position of a point on a rotating wheel is given...
A machine part rotates at an angular speed of 0.70 rad/s;

A machine part rotates at an angular speed of 0.70 rad/s; its speed is the increased to 2.6 rad/s at an angular acceleration of 0.51 rad/s2. Find the angle through which the part rotates before reaching this final speed.A rotating wheel requires 9.00 s to rotate 30.0 revolutions. Its angular velocity at the end of the 9.00 s interval is 97.0 rad/s. What is the consta angular acceleration of the wheel?
When the power is turned off on a turntable spinning at 65.0 rpm , you find...

When the power is turned off on a turntable spinning at 65.0 rpm , you find that it takes 11.3 revolutions for it to stop while slowing down at a uniform rate. What is the angular acceleration (in rad/s2), of this turntable? How long does it take to stop after the power is turned off?

A giant Ferris wheel is spinning at 70 rad/s. It is switched off and accelerates at the rate of -10 rad/s2

6) A giant Ferris wheel is spinning at 70 rad/s. It is switched off and accelerates at the rate of -10 rad/s2. How many full revolutions will it complete in 3.0 s?9) What is the total initial acceleration of a tether ball on a 2.0 m rope whose angular velocity changes from 13 rad/s to 7.0 rad/s in 15 s?12) A wheel rotates at an angular velocity of 30 rad/s. If an acceleration of 26 rad/s2 is applied to it,...
A Ferris wheel rotates at an angular velocity of 0.26 rad/s. Starting from rest, it reaches...

A Ferris wheel rotates at an angular velocity of 0.26 rad/s. Starting from rest, it reaches its operating speed with an average angular acceleration of 0.034 rad/s2. How long does it take the wheel to come up to operating speed?
A bicycle wheel has an initial angular velocity of 1.5 rad/sec. Its angular acceleration is constant...

A bicycle wheel has an initial angular velocity of 1.5 rad/sec. Its angular acceleration is constant and equal to 0.2 rad/sec2. a) What is the angular velocity after it has turned through 3.5 revolutions? b) How long does it take for the wheels to reach this angular position? c) Find the average velocity.

Bar OC rotates with a clockwise angular velocity woc = 3.3 rad/s and a counterclockwise angular...

Bar OC rotates with a clockwise angular velocity woc = 3.3 rad/s and a counterclockwise angular acceleration Coc = 2.8 rad/s2. The bar OC is a slotted member which accommodates the pin A attached to the sector. Determine the angular velocity w and the angular acceleration a of the sector. The angular velocity and the angular acceleration are positive if counterclockwise, negative if clockwise. 31 B 305 mm DOC 11 doc OA = 380 mm Answers: rad/s rad/s2 Bar OC...
A centrifuge in a medical laboratory rotates at an angular speed of 3,750 rev/min. When switched...

A centrifuge in a medical laboratory rotates at an angular speed of 3,750 rev/min. When switched off, it rotates through 52.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge. rad/s2
A centrifuge in a medical laboratory rotates at an angular speed of 3,450 rev/min. When switched...

A centrifuge in a medical laboratory rotates at an angular speed of 3,450 rev/min. When switched off, it rotates through 54.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge. rad/s2

6. When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed...

6. When a 2.75-kg fan, having blades 18.5 cm long, is turned off, its angular speed decreases uniformly from 10.0 rad/s to 6.30 rad/s in 5.00 s. (a) What is the magnitude of the angular acceleration of the fan? the 5.00 s? 7. Through what angle in degrees) does it turn while it is slowing de while it is slowing down during sular acceleration does not change, how long after it is turned off does it 8. If its angular...