Physics Paper 2 WASSCE (PC), 2019

 

Question 3

 

The frictional force F of a liquid flowing through a pipe is given by the equation
F = kA V/r, where A is area, V is velocity, r is distance and k is unknown quantity. Determine the dimensions of k.
(b) Range.

Observation

This is a popular question among candidates. Majority of the candidates stated correctly to obtain their maximum marks. Performance good.
The expected answer is :
Determination of dimensions of k