Jindal Steel and Power Maintenance Fitter Interview Questions and Answers

Hydraulic is the use of fluids to generate, control, and transmit power.

• Hydraulic systems use fluids such as oil or water to transmit power.

• Force calculation in hydraulics involves determining the pressure and area of the fluid to calculate the force exerted.

• Hydraulic systems are commonly used in heavy machinery and equipment such as cranes and excavators.

• Maintenance fitters need to have knowledge of hydraulic systems

DC valve magear problem is a common issue in industrial maintenance.

• DC valve magear problem can be caused by wear and tear of the valve components.

• It can also be caused by improper maintenance or lack of lubrication.

• To fix the issue, the valve components need to be inspected and replaced if necessary.

• Proper lubrication and maintenance should be done regularly to prevent the issue from occurring again.

DC valves are classified into two types: directional control valves and proportional control valves.

• Directional control valves are used to control the direction of fluid flow in a hydraulic system.

• Proportional control valves are used to control the flow rate of fluid in a hydraulic system.

• Examples of DC valves include spool valves, poppet valves, and slip-in cartridge valves.

• DC valves are commonly used in industrial ma...read more