Q$2.$ Determine the pressure difference between the two chambers, which have connected each other with a double U$-$tube manometer shown below $({}_{\text{w}\text{a}\text{t}\text{e}\text{r}}=1000k\frac{g}{m}3,{}_{\text{s}\text{e}\text{a}\text{w}\text{a}\text{t}\text{e}\text{r}}=1035k\frac{g}{m}3,($:${}_{\text{m}\text{e}\text{r}\text{c}\text{u}\text{r}\text{y}}=13600\frac{kg}{m}3$