A triangle sheet is removed from a rectangular sheet as shown in figure . the shift of cm is
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oo nice question.......
Answered by
1
Answer:
Mass of plate is uniform, so it can e solved using geometrical method.
Area of triangle, A
T
=
2
1
×30×20=300cm
2
A
Area of rectangle, A
R
=20×60=1200cm
2
Position of triangle center of mass, x
T
=
3
2
×height
3
2
×30=20cm
X
com
=
A
R
−A
T
A
R
x
R
−A
T
x
T
=
1200−300
1200×0−300×20
=−6.67cm
Center of mass shift is 6.67cm
Explanation:
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