Instrumentation MCQ | Instrumentation Tests

Wet Contacts and Dry Contacts in PLC Systems

Learn the differences between wet contacts and dry contacts in PLC systems for technicians and engineers working with automation controls.

Explore over top 80 valve questions and answers about valve types, operation, and maintenance in various industrial applications.

Test your knowledge with solenoid valve terminology questions and answers for technicians and engineers in fluid dynamics.

Understand ladder logic with detailed questions and answers for technicians and engineers focusing on PLC programming basics.

Learn critical questions and answers about intrinsically safe barriers to ensure safe operations in hazardous locations.

Learn the vibration probes questions and answers related to the machine monitoring systems (MMS) in the oil and gas industries.

Learn the PLC wiring questions for technicians and engineers to understand programmable logic controllers and electrical schematics.

Test your knowledge of control valve parts and components with our questions and answers related to industrial applications.

Learn the different types of pressure with questions and answers. Study about gauge, absolute, differential, and vacuum pressures.