What is the second low of motion

the law of force and accerleration

Explanation:

is the law where the acceleration of an object is directly related to the net force and inversely related to its mass

Second Law of Motion states that the acceleration produced by a net force on an object is directly proportional to the magnitude of the net force, is in the same direction as the net force, and is inversely proportional to the mass of the body.

d.7.5cm is your answer

answer(20) psi;