Question

A triangle sheet is removed from a rectangular sheet as shown in figure . the shift of cm is ​

Answer 1

Answer:

oo nice question.......

Answer 2

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: