±0.5x between x = :0 to Find the centre of mass of the 2D shape bounded by the lines y = 2.1. Assume the density is uniform with the value: 1.5kg. m-2. Also find the centre of mass of the 3D volume created by rotating the same lines about the x- axis. The density is uniform with the value: 2.7kg. m-³. (Give all your answers rounded to 3 significant figures.) a) Enter the mass (kg) of the 2D plate: Enter the Moment (kg.m) of the 2D plate about the y-axis: Enter the x-coordinate (m) of the centre of mass of the 2D plate: b) Enter the mass (kg) of the 3D body: Enter the Moment (kg.m) of the 3D body about the y-axis: Enter the x-coordinate (m) of the centre of mass of the 3D body:
±0.5x between x = :0 to Find the centre of mass of the 2D shape bounded by the lines y = 2.1. Assume the density is uniform with the value: 1.5kg. m-2. Also find the centre of mass of the 3D volume created by rotating the same lines about the x- axis. The density is uniform with the value: 2.7kg. m-³. (Give all your answers rounded to 3 significant figures.) a) Enter the mass (kg) of the 2D plate: Enter the Moment (kg.m) of the 2D plate about the y-axis: Enter the x-coordinate (m) of the centre of mass of the 2D plate: b) Enter the mass (kg) of the 3D body: Enter the Moment (kg.m) of the 3D body about the y-axis: Enter the x-coordinate (m) of the centre of mass of the 3D body:
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Transcribed Image Text:Find the centre of mass of the 2D shape bounded by the lines y
:±0.5x between x
: 0 to
2.1. Assume the density is uniform with the value: 1.5kg. m
-2
Also find the centre of mass of the 3D volume created by rotating the same lines about the x-
axis. The density is uniform with the value: 2.7kg. m-³.
(Give all your answers rounded to 3 significant figures.)
a)
Enter the mass (kg) of the 2D plate:
Enter the Moment (kg.m) of the 2D plate about the y-axis:
Enter the x-coordinate (m) of the centre of mass of the 2D plate:
b)
Enter the mass (kg) of the 3D body:
Enter the Moment (kg.m) of the 3D body about the y-axis:
Enter the x-coordinate (m) of the centre of mass of the 3D body:
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