In the pulley-block arrangement shown in figure , find the relation between acceleration of blocks `A` and `B`

Explanation

`T_(A) = 3T, T_(B) = T`

In such try of problem
`a prop (1)/(T)`
` :. |a_(B)| = 3 |a_(A)|`
or `a_(B) = - 3a_(A)` as `a_(A)` and `a_(B)` are in opposite direction.