Mechanical Aptitude Principles Flashcards
7 cards from real CPS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Mechanical Aptitude Principles flashcards as text
On a balanced seesaw, a 60-lb child sits 4 ft from the pivot. How far from the pivot must a 40-lb child sit to balance it?
Answer: 6 ft
60 × 4 = 240, so 40 × d = 240 gives d = 6 ft.
A screw is best described as which simple machine wrapped around a cylinder?
Answer: An inclined plane
A screw is an inclined plane wound spirally around a central shaft.
When two pulleys are connected by a belt and one is larger, the larger pulley does what compared to the smaller?
Answer: Turns slower
A larger driven pulley rotates more slowly than a smaller one connected by the same belt.
A spring is compressed and held in place. What type of energy does it store?
Answer: Potential energy
A compressed spring stores potential energy, released as motion when freed.
In a system of meshed gears, a small gear drives a large gear. What happens to the torque output?
Answer: Torque increases
Driving a larger gear increases torque while reducing rotational speed.
Which of these would float in water?
Answer: An object less dense than water
Objects with density lower than water float; denser objects sink.
A wedge, such as an axe head, works by converting a downward force into what?
Answer: Sideways splitting forces
A wedge redirects the applied downward force outward to split or separate material.