Ramsay Test Ramsay Hydraulics & Pneumatics

Question 1

According to Pascal's Law, when pressure is applied to a confined fluid, it is transmitted:

Accepted Answer

Equally in all directions

Answer

Only to the bottom of the container

Answer

Only to the nearest surface

Answer

In the direction of applied force

Question 2

What is the primary function of a hydraulic accumulator?

Accepted Answer

To store energy and dampen pressure fluctuations

Answer

To filter hydraulic fluid

Answer

To increase pump speed

Answer

To cool the hydraulic fluid

Question 3

In a hydraulic system, which component converts mechanical energy into hydraulic energy?

Accepted Answer

Pump

Answer

Actuator

Answer

Valve

Answer

Reservoir

Question 4

What does a relief valve do in a hydraulic system?

Accepted Answer

Limits maximum system pressure to prevent damage

Answer

Increases system pressure

Answer

Controls flow direction

Answer

Filters contaminants from the fluid

Question 5

Which type of hydraulic pump uses meshing gears to displace fluid?

Accepted Answer

Gear pump

Answer

Piston pump

Answer

Vane pump

Answer

Centrifugal pump

Question 6

What does viscosity describe in relation to hydraulic fluid?

Accepted Answer

The fluid's resistance to flow

Answer

The color of the fluid

Answer

The fluid's temperature rating

Answer

The fluid's pressure capacity