Tooling U Test Questions & Answers 100% Correct!!

Which type of fluid flow generates low friction and occurs at a low velocity? - ANSWER-Laminar flow Which power variable describes the rate at which a hydraulic system accomplishes work? - ANSWER-Power Which statement about hydraulic horsepower (HHP) is true? HHP: - ANSWER-Increases as flow rate and pressure requirements increase. What type of damage may occur when a hydraulic system operates above its temperature range? - ANSWER-Conductor expansion How is a hydraulic pump's fluid displacement measured? - ANSWER-Cubic inches or cubic centimeters per revolution What is the point at which torque and horsepower decrease at higher speeds? - ANSWER-Peak value Which hydraulic power variable measures how effectively a pump performs? - ANSWER-Efficiency What term describes the amount of hydraulic fluid passing through any component in a hydraulic system in a given amount of time? - ANSWER-Volume flow rate How does Pascal's Law apply to hydraulic systems? Pascal's Law results in a/an: - ANSWER-Equal distribution of pressure. What industrial noise level is generally considered the maximum for safe human hearing? - ANSWER-80 dBA What does revolutions per minute measure? - ANSWER-Rotary speed Which statement is true about pressure in a hydraulic system? Pressure is: - ANSWER-Proportional to the applied load and area. What does a component's working pressure describe? A component's working pressure describes the pressure: - ANSWER-Required to overcome a load's resistance. Which of the following statements about pneumatic valves is true? - ANSWER-Valves control pressure, direction, and flow of air in a pneumatic system.