I you have eight one kilogram blocks,how many different combination are possible so that the centre of mass comes to - Physics - System Of Particles And Rotational Motion

Question

I you have eight one kilogram blocks,how many different
combination are possible so that the centre of mass comes to the
center of sq ABCD All blocks can be kept at corners of sqABCD
only

Hansraj Rai · Accepted Answer

Dear Student!!
Consider ABCD is a square
5 different combination are possible so that the center of mass
comes to the center of sq ABCD
No of blocks are written at the corners
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/discuss_editlive/3544769/2012_10_01_15_25_23/box%20png">

I you have eight one kilogram blocks,how many different combination are possible so that the centre of mass comes to the center of sq ABCD. All blocks can be kept at corners of sqABCD only.