Plumbing Science Flashcards
True or False: The SI unit of length is the meter.
True
Fill in the blank: The SI unit of mass is the ______.
kilogram
Which of the following is NOT an SI base unit? A) Meter B) Second C) Pound D) Kelvin
C) Pound
What is the SI unit for temperature?
Kelvin
True or False: The SI unit for electric current is the ampere.
True
What is the symbol for the SI unit of force?
N (Newton)
Fill in the blank: The SI unit of luminous intensity is the ______.
candela
List the seven SI base units.
Meter, Kilogram, Second, Ampere, Kelvin, Mole, Candela
What is the SI unit for the amount of substance?
Mole
What is the definition of force in mechanical principles?
Force is an interaction that, when unopposed, will change the motion of an object.
True or False: The unit of force in the International System of Units (SI) is the Newton.
True
Multiple Choice: Which principle states that for every action, there is an equal and opposite reaction?
A) Newton’s Third Law
What is the relationship between pressure, force, and area?
Pressure = Force / Area
True or False: Kinetic energy is the energy possessed by an object due to its motion.
True
What is the principle of conservation of energy?
Energy cannot be created or destroyed, only transformed from one form to another.
Fill in the blank: The ______ of a lever is the distance from the fulcrum to the point where the force is applied.
Effort arm
Multiple Choice: Which of the following is not a type of simple machine?
C) Combustion engine
