Question

a metre scale is pivoted at 80 cm mark an its is balanced by placing a massof 20gf at 90 cm mark. find the mass of the ruler​

Answer 1

weight suspended on scale to balance it = 100 gf at 80 cm mark. that is 20 cm away from the pivot. M = F.r= 100(20) = 2000 gf cm.

hope it will help you ❄️

Answer 2

ᴀɴsᴡᴇʀ ♡

ᴡeight suspended on scale to balance it = 100 gf at 80 cm mark. that is 20 cm away from the pivot. M = F.r= 100(20) = 2000 gf ᴄᴍ.

ᴛʜᴀɴᴋs ♡