A technician services the carburetor, and then, performs a complete governor system adjustment. The governor system on the engine contains two springs: the governed idle spring and the normal primary governor spring. The technician adjusts first.

Either of the two

Explanation:

Either of the two - the governed idle spring or the normal primary governor spring can be adjusted first.

The main function of the carburetor is to mix air with fuel.

here we know that ball will drop down by total distance 3.2 m

so here we know that

now using kinematics

now in the same time it will cover horizontal distance of 0.75 m

so speed of the ball will be

unlike poles attract