Question

Which among the following is same as the Rayleigh’s method?

(a) Buckingham method

(b) Dead weight method

(c) Conveyor method

(d) Ionization method

This question was posed to me in an interview for job.

This intriguing question originated from Rayleighs Method in division Dimensional and Model Analysis of Fluid Mechanics

Answer 1

Right answer is (a) Buckingham method

To explain: Buckingham method is also called as the ‘pi’ theorem method. This method can be illustrated by various moving components. It plays an important role in finding the drag of various moving objects.