# Fuel oil density #820" kg/m"^3# flows through a venturi meter having a throat diameter of 4.0 cm and an entrance diameter of 8.0 cm. The pressure drop between the entrance and the throat is 16 cm of Mercury. The density of mercury is #13600" kg/m"^3#?

##### 1 Answer

Apr 22, 2018

The flow rate is

#### Explanation:

Apply Bernouilli's Equation between points

The flow rate is constant in the pipe

where

and

But

Therefore,

The pressure difference is

The flow rate is