Hydraulic and pneumatic systems

Question 1

What are the basic objectives of this session on hydraulics and pneumatics?

Answer 1

Describe the basic principles of hydraulic and pneumatic systems, including their differences, advantages, and limitations.

Question 2

What is the primary power and signal transmission medium used in hydraulic systems?

Answer 2

Liquid

Question 3

What is the primary power and signal transmission medium used in pneumatic systems?

Answer 3

Compressed air

Question 4

List three advantages of hydraulic control systems.

Answer 4

• High power
• Accuracy and precision of operation
• Suitable for high-load applications

Question 5

List two limitations of hydraulic control systems.

Answer 5

• Can leak, unsuitable for contamination-sensitive applications
• Generally slower speed of operation than pneumatic systems

Question 6

List three advantages of pneumatic control systems.

Answer 6

• High speed of operation
• Air is a clean and renewable transmission medium
• Lightweight and easy to install

Question 7

List two limitations of pneumatic control systems.

Answer 7

• Generally not as powerful or precise as hydraulic systems
• Sensitive to vibrations and temperature changes

Question 8

True or False: Hydraulic systems are generally faster than pneumatic systems.

Answer 8

False

Question 9

Fill in the blank: Hydraulic systems use _______ as the power and signal transmission medium.

Answer 9

liquid

Question 10

Fill in the blank: Pneumatic systems use _______ as the power and signal transmission medium.

Answer 10

compressed air

Question 11

What is a key advantage of using air in pneumatic systems?

Answer 11

Air is a clean and renewable transmission medium

Question 12

What is a key disadvantage of hydraulic systems related to contamination?

Answer 12

They can leak, making them unsuitable for applications where contamination could occur