Millwright – Hydraulics Exam | 67 Questions with 100% Correct Answers | Updated & Verified | 2024

What is pressure defined as? Force per unit area F=(P)(A) What is the pressure of the Earth's atmosphere at sea level? 14.7 psi How is power defined? A. The rate or velocity at which power is done B. The rate or velocity at which work is created C. The speed of the velocity in a power system D. The rate or speed at which work is done. D. The rate or speed at which work is done. What is a watt? A. watt is one newton lifted 1 m in one second. B. Power unit defined by its work C. Watt is 1 N lifted 1 cm in one second D. One jule per second squared A. watt is one newton lifted 1 m in one second. What is one horsepower equal to? 1 horsepower is equal to 746 Watts or 33000 pounds lifted one foot in one minute.What is the law of conservation of energy? A. Energy cannot be destroyed, but it may be created from one form to another. B. Energy cannot be destroyed, but it may be converted from one form to another. C. Energy can be destroyed, but cant be converted from one form to another D. Energy cannot be destroyed, but it may be transformed to another form of power B. Energy cannot be destroyed, but it may be converted from one form to another. How much does hydraulic fluid compress? A. Hydraulic fluid compresses about 0.5% at 10000 psi. B. Hydraulic fluid compresses about 0.5% at 1000 psi. C. Hydraulic fluid compresses about 0.5% at 1000 kPa. D. Hydraulic fluid compresses about 0.15% at 100