A uniform half metre rule is freely pivoted at the 15 cm mark and it balances horizontally when a body of mass 40g is hung from 2 cm mark

Question

A. Draw a clear first diagram of the arrangement
B. Calculate the mass of the object placed 10 cm to the end of the meter rule

Answer 1

A uniform half metre rule is freely pivoted at the 15cm mark and it is balanced horizontally when a body of mass 40g is hung from the 2cm mark draw a clear first diagram of the arrangement and calculate the mass of the rule

Answer 2

I need solution

Answer 3

None