Question

particles of masses 1gm,2gm,3gm and 4gm are placed at x=1cm,x=2cm,x=3cm,x=4cm respectively then next x(centre of mass)=​

Answer 1

Answer:

3cm

Explanation:

Hope this helps you ............

Answer 2

Answer:

3

Explanation:

MOI=1(1)²+2(2)  ²+3(3)²

 =36gmcm²

Radius of gyration=K

then

(1+2+3)K²=36

K=  √6

​=2.449cm

≈3