Gujarat State Fertilizers & Chemicals Junior Engineer Interview Questions and Answers

Relays are electrically operated switches that control high power circuits with low power signals. Types include electromechanical, solid state, and reed relays.

• Relays work by using an electromagnet to mechanically switch contacts open or closed.

• Types of relays include electromechanical relays, solid state relays, and reed relays.

• Electromechanical relays use an electromagnet to operate mechanical contacts.

• Solid state r...read more

A single line diagram is a simplified diagram that shows the electrical connections and components of a power system in a single line.

• It is used to represent the electrical system in a simplified manner.

• It shows the connections between various components like generators, transformers, circuit breakers, etc.

• It helps in understanding the overall layout of the system and how different components are interconnected.

• It is c...read more

Safety is a crucial aspect in engineering to prevent accidents and ensure the well-being of individuals.

• Safety protocols should be followed at all times in the workplace

• Regular safety inspections and audits should be conducted

• Proper training and education on safety procedures is essential

• Use of personal protective equipment (PPE) is mandatory in hazardous environments

Relays are electrically operated switches that control high power circuits with low power signals. Types include electromechanical, solid state, and reed relays.

• Relays work by using an electromagnet to mechanically switch contacts open or closed.

• Types of relays include electromechanical relays, solid state relays, and reed relays.

• Electromechanical relays use an electromagnet to operate mechanical contacts.

• Solid state r...read more

A single line diagram is a simplified diagram that shows the electrical connections and components of a power system in a single line.

• It is used to represent the electrical system in a simplified manner.

• It shows the connections between various components like generators, transformers, circuit breakers, etc.

• It helps in understanding the overall layout of the system and how different components are interconnected.

• It is c...read more

Normality, Molarity, and Molality are different ways to express the concentration of a solution.

• Normality is the number of equivalents of a solute in a liter of solution.

• Molarity is the number of moles of solute in a liter of solution.

• Molality is the number of moles of solute per kilogram of solvent.