Nilkamal Service Engineer Interview Questions and Answers for Experienced

A hydraulic diagram shows the flow of hydraulic fluid in a system.

• Hydraulic diagrams use symbols to represent components like pumps, valves, cylinders, and motors.

• Arrows indicate the direction of fluid flow in the system.

• Lines connecting components show how they are connected and interact.

• Common symbols include a pump symbol for hydraulic pumps, a valve symbol for control valves, and a cylinder symbol for hydraulic cyl

A single line diagram is a simplified representation of an electrical power system.

• Shows the main components of the system and their connections

• Used for planning, designing, and analyzing power systems

• Helps in troubleshooting and maintenance

• Commonly used in electrical engineering and related fields