Question

A cylindrical rod of length 1.2m is made of three materials. The first part 0.5m is made of iron, the second part 0.3m is of copper and the last part 0.4m
is of aluminium. If the densities of iron, copper and aluminium are 7.9 x 10^3 kgm-3, 8.9 x 10^3kgm^3 and 2.7 x 10^3kgm -"respectively. Then, the
center of mass of the rod from right end of the aluminium rod is
m.​

Answer 1

Answer:

area was 2.00 x 10-4m², and mass of 4.50 x 10-2 kg. a) How far from the bottom end of the rod should a mark of 1.000 ... to indicate the relative density of the water . 1.