Rotational Motion Question 160

Question: A metal sheet 14 cm x 2 cm of uniform thickness is cut into two pieces of width 2 cm. The two pieces are joined and laid along XY plane as shown. The centre of mass has the coordinates

Options:

A) (1, 1)

B) (7/2, 7/2)

C)(13/4, 9/4)

D) (12/7, 8/7)

Show Answer

Answer:

Correct Answer: C

Solution:

[c]

Xcm=m×5.5+1×m2m=6.52=134cm.

Ycm=m×3.5+1×m2m=4.52=92cm.



NCERT Chapter Video Solution

Dual Pane