A 4.5kg wheel that is 34.5 cm in diameter rotates through an angle of 13.8 rad...
A 4.5kg wheel that is 34.5 cm in diameter rotates through an angle of 13.8 rad as it slows down uniformly from 22 rad/s to 13.5 rad/s. What is the magnitude of the angular acceleration of the wheel? The moment of the inertia of a uniform disk is .5(m)(r^2). Answer: 10.9 rad/sec^2
Homework Answers
Add Answer to:
A 4.5kg wheel that is 34.5 cm in diameter rotates through an
angle of 13.8 rad...
A wheel rotates through an angle of 13.8 rad as it as it slows from 22...
A wheel rotates through an angle of 13.8 rad as it as it slows from 22 rad/s to 13.5 rad/s with constant angular acceleration. What is the magnitude of the net torque acting on the wheel? The moment of inertia of the wheel about its axis of rotation is 0.0625 kg-m^2. a. 0.683 kg-m^2/s^2 b. 0.341 kg-m^2/s^2 c. 0.039 kg-m^2/s^2 d. 1.41 kg-m^2/s^2 e. 6.94 kg-m^2/s^2
A 36.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from...
A 36.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the angular speed of the wheel at t = 2.30 s. rad/s (b) Find the linear velocity and tangential acceleration of P at t =...
A 40.0-cm diameter disk rotates with a constant angular acceleration of 2.70 rad/s2. It starts from...
A 40.0-cm diameter disk rotates with a constant angular acceleration of 2.70 rad/s2. It starts from rest at t 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) At t 2.50 s, find the angular speed of the wheel. rad/s (b) At t 2.50 s, find the magnitude of the linear velocity and tangential acceleration...
A 45.0-cm diameter disk rotates with a constant angular acceleration of 2.50 rad/s2.
A 45.0-cm diameter disk rotates with a constant angular acceleration of 2.50 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. At t = 2.30 s, find (a) the angular speed of the wheel, (b) the linear speed and tangential acceleration of P, and (c) the position of...
A 41.0-cm diameter disk rotates with a constant angular acceleration of 2.80 rad/s2. It starts from...
A 41.0-cm diameter disk rotates with a constant angular acceleration of 2.80 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) At t = 2.50 s, find the angular speed of the wheel. ______??____rad/s (b) At t = 2.50 s, find the magnitude of the linear velocity...
A 47.4-cm diameter disk rotates with a constant angular acceleration of 2.80 rad/s2. It starts from...
A 47.4-cm diameter disk rotates with a constant angular acceleration of 2.80 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the angular speed of the wheel at t = 2.30 s. rad/s (b) Find the linear velocity and tangential acceleration of P at t =...
A vertical wheel with a diameter of 50 cm starts from rest and rotates with a constant angular acceleration of 4 rad/s?
A vertical wheel with a diameter of 50 cm starts from rest and rotates with a constant angular acceleration of 4 rad/s? around a fixed axis through its center counterclockwise. a. Where is the point that is initially at the bottom of the wheel at t = 5 s? Round your answer to one decimal place and express it as an angle in radians between 0 and 2π, relative to the positive x axis. b. What is the point's linear acceleration at...
A 39.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from rest at t = 0, a...
A 39.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the angular speed of the wheel at t 2.30 s. rad/s 2.30 s (b) Find the linear velocity and tangential acceleration of P at t...
A rolling wheel of diameter of 68 cm slows down uniformly from 8.4 m/s to rest...
A rolling wheel of diameter of 68 cm slows down uniformly from 8.4 m/s to rest over a distance of 115 m. What is the magnitude of its angular acceleration if there was no slipping?
A wheel 4 m in diameter rotates with a constant angular acceleration a=4 rad/s?. The wheel...
A wheel 4 m in diameter rotates with a constant angular acceleration a=4 rad/s?. The wheel starts from rest at t=0 s where the radius vector to point P on the rim makes an angle of 45° with the x-axis. What angle does the point P make with the +x axis at t= 0.5 s? A) 36° B) 59°C) 74° D) 87° E) 1020
A 36.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the angular speed of the wheel at t = 2.30 s. rad/s (b) Find the linear velocity and tangential acceleration of P at t =...
A 40.0-cm diameter disk rotates with a constant angular acceleration of 2.70 rad/s2. It starts from rest at t 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) At t 2.50 s, find the angular speed of the wheel. rad/s (b) At t 2.50 s, find the magnitude of the linear velocity and tangential acceleration...
A 39.2-cm diameter disk rotates with a constant angular acceleration of 2.8 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (a) Find the angular speed of the wheel at t 2.30 s. rad/s 2.30 s (b) Find the linear velocity and tangential acceleration of P at t...
A wheel 4 m in diameter rotates with a constant angular acceleration a=4 rad/s?. The wheel starts from rest at t=0 s where the radius vector to point P on the rim makes an angle of 45° with the x-axis. What angle does the point P make with the +x axis at t= 0.5 s? A) 36° B) 59°C) 74° D) 87° E) 1020
Most questions answered within 3 hours.
-
Sparky, Co. purchased land as a factory site for $600,000.
Sparky paid $42,000 to tear down...
asked 8 seconds ago -
A Chi-square distribution with 14 degrees of freedom is a
correct model for
Question 8 options:...
asked 29 minutes ago -
In a group of 45 mice, there are 10 that have a certain genetic
character. suppose...
asked 10 minutes ago -
Topic: Hydrogenic Atoms
The wavefunction of one of the d orbitals is proportional to sin
θ...
asked 10 minutes ago -
6. Suppose that the Bank of Canada conducts an open market
purchase of $2000 from a...
asked 25 minutes ago -
A) Suppose U=X∙Y3. Find X* and Y*.
B) Suppose U=X3∙Y. Find X* and Y*.
C) Suppose...
asked 34 minutes ago -
The only quantities of good 1 that Barbara can buy are 1 unit or
zero units....
asked 23 minutes ago -
c. Node Admittance matrix and its use in different calculations
of power transmission system. Display the...
asked 32 minutes ago -
Try to get the code down to less than 40 lines. (PYTHON)
import random
fave_number =...
asked 31 minutes ago -
2.
Regression analysis was applied between sales (in $1,000) and
advertising (in $100), and the following...
asked 39 minutes ago -
I just took a final for chemistry 2. There were alot of
questions on cell potential....
asked 1 hour ago -
A spherical weather balloon is filled with hydrogen until its
radius is 2.30 m. Its total...
asked 37 minutes ago