How to find the intensity of the amount of rainfall? is it possible

How to find the intensity of the amount of rainfall? is it possible.. concept is to control the movement of motor in car wiper based on amount of rainfall.

[Jan]

Please, Sean, explain in a comment why you have closed this thread.

This is the 121.th question of the OP and we should assume, that he has read the "how to ask a good question, etc" threads already. Then there could be a reason to explain the connection to Matlab abd ask such vague.