Question

MC Question help!

Answer 1

Since the meter stick itself is balanced by supporting it at the mid-point, the 50cm mark, you only have to balance the torques of the other masses.

g (3 kg)(50cm) = g (M)(30 cm) is the equation

for the torques about the mid-point.

Answer 2

Any questions @priyanka8 ?

Answer 3

Got it now @douglaswinslowcooper ! Thanks!