Dimensional Analysis - I Starter Quiz

A dimensionless combination of Pressure drop ΔP, dynamic viscosity μ, velocity V and length L is

The Prototype velocity(in m/s) and prototype discharge(m³/s) for model of a spillway with velocity 1.5 m/s and discharge 0.2 m³/s per metre is

The Euler number E is written as

Both Reynold number and Froude number assume significance in one of the following example

In Buckingham’s π theorem, if ‘n’ is the number of repeating variables and ‘m’ is the number of fundamental dimensions. Then

Which of the following is a dimensionless number?