Crear actividad
Ico create Educaplay Crear actividad
Todas las actividades
Jugar Test
1. 
What are the additional functions of an "oil reservoir" in a hydraulic system, apart from storing oil?
A.
A. To air bubbles.
B.
B. To settle down the contaminants.
C.
C. To increase oil pressure.
2. 
What is the primary function of a rotary pump in a hydraulic circuit?
A.
A. Converts hydraulic energy into mechanical energy.
B.
B. Converts mechanical energy into hydraulic energy.
C.
C. Stores hydraulic oil in the system.
3. 
Why is a pressure relief valve crucial for a positive displacement pump?
A.
A. To increase pressure in the system.
B.
B. To control the direction of oil flow.
C.
C. To release oil back to the tank when pressure exceeds a set value.
4. 
What is the primary function of a direction control valve in a hydraulic system?
A.
A. To regulate temperature in the system.
B.
B. To perform extension and retraction of the actuator by controlling oil flow direction.
C.
C. To increase the viscosity of hydraulic oil.
5. 
What role does a flow control valve play in a hydraulic system?
A.
A. Controls the actuator's movement speed by regulating oil flow.
B.
B. Converts hydraulic energy into electrical energy.
C.
C. Stores excess hydraulic oil.
6. 
How do you differentiate between a linear actuator and a rotary actuator?
A.
A. By the amount of hydraulic energy they produce.
B.
B. By their color.
C.
C. By their types—one is called a cylinder, the other a motor.
7. 
What is the primary function of a filter in a hydraulic system?
A.
A. To increase oil pressure.
B.
B. To remove suspended solid contaminants from the oil.
C.
C. To regulate the flow rate of oil.