For the following exercises, use a calculator to draw the region, then compute the center of mass ( x ¯ , y ¯ ) . Use symmetry to help locate the center of mass whenever possible. 273. [T] The region bounded by y = cos(2x), x = − π 4 and x = π 4
For the following exercises, use a calculator to draw the region, then compute the center of mass ( x ¯ , y ¯ ) . Use symmetry to help locate the center of mass whenever possible. 273. [T] The region bounded by y = cos(2x), x = − π 4 and x = π 4
For the following exercises, use a calculator to draw the region, then compute the center of mass
(
x
¯
,
y
¯
)
. Use symmetry to help locate the center of mass whenever possible.
273. [T] The region bounded by y = cos(2x),
x
=
−
π
4
and
x
=
π
4
Given the area enclosed by the following equations,
find the following:
a. area, A
b. first moment of area about the x-axis, Qx
c. first moment of area about the y-axis, Qy
d. coordinates (x, y) of the centroid
e. moment of inertia of the area with respect to the y-axis, ly
f. radius of gyration with respect to the y-axis, ky
g. volume generated when revolved about x=10
15
10
5
0
Y₁ =
(x - 3)²
10
+ 12
y2 = 2(x - 5)² +2
5
10
Find the centroid of the arc of the circle r = 2sine + 4cose from 0 = 0 to 0 = TT/2.
%3D
O (2.637, 2.273)
O (2.273, 2.637)
O (2.763, 2.237)
O (2.237, 2.763)
For an area A in the x-y plane, the moment of inertia of the element dA about the x-axis is:
O dlx = x² dA.
O dlx = x dA.
O dlx = y dA.
O dlx = y² dA.
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Area Between The Curve Problem No 1 - Applications Of Definite Integration - Diploma Maths II; Author: Ekeeda;https://www.youtube.com/watch?v=q3ZU0GnGaxA;License: Standard YouTube License, CC-BY