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WorksheetsMoment of Inertia basics
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
What is the other name for the moment of inertia?
a)
First Moment of area
b)
Second Moment of area
c)
Couple
d)
torque
(optional)
2.
Which of these is the correct expression for polar moment of inertia?
a)
Integral of r^2dA where r is the distance to the element dA
b)
Integral of r^2dr
c)
Differential of r^2dA
d)
Differential of r^2dr
3.
Which of the following are not the units of moment of inertia
a)
m^4
b)
cm^4
c)
mm^4
d)
m^2
4.
State the Parallel Axis Theorem
4 lines
5.
What is the SI unit for the radius of gyration?
(a)
6.
What is the moment of inertia for a rectangular area
4 lines
7.
The axis about which moment of area is taken is known as
a)
Axis of area
b)
Axis of moment
c)
Axis of reference
d)
Axis of rotation
8.
What is MOI
a)
mI^2
b)
maI
c)
ar^2
d)
None
9.
What is the formula of radius of gyration?
a)
k^2=I/A
b)
k^2=I^2/A
c)
k^2=I^2/A^2
d)
k^2=(I/A)^(0.5)
10.
What is the formula of theorem of perpendicular axis?
a)
Izz=Ixx-Iyy
b)
Izz=Ixx+Ah^2
c)
Izz-Ixx=Iyy
d)
None of the above
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