Oriental Carbon & Chemicals Electrical GET Interview Questions and Answers

Heat exchanger types and s and t

• There are several types of heat exchangers, including shell and tube, plate, and finned tube heat exchangers

• The 's' in heat exchangers refers to the surface area available for heat transfer

• The 't' in heat exchangers refers to the temperature difference between the hot and cold fluids

• Different heat exchanger types have different s and t values depending on their design and application

Neutral wire is typically white or gray, while ground wire is typically green or bare copper.

• Neutral wire is usually white or gray in color.

• Ground wire is typically green or bare copper.

• In some cases, ground wire may also be green with a yellow stripe.

• It is important to always follow local electrical codes when identifying wire colors.

Silica gel in transformers is used as a drying agent to absorb moisture and prevent the formation of harmful gases.

• Silica gel is a desiccant that absorbs moisture from the air to keep the transformer dry.

• It helps prevent the formation of harmful gases like hydrogen and carbon monoxide, which can degrade the transformer insulation.

• Silica gel is typically placed in a breather to absorb moisture as air enters and exits th...read more

A ground and motorized circuit breaker diagram includes components like ground connection, motorized mechanism, and control circuit.

• Ground connection is typically represented by a symbol resembling three horizontal lines connected to a point.

• Motorized circuit breaker includes a motorized mechanism for opening and closing the circuit.

• Control circuit is used to operate the motorized mechanism of the circuit breaker.

• Examp...read more

No, magnetic flow meters are not suitable for oil flow measurement due to the lack of conductivity in oil.

• Magnetic flow meters rely on the conductive properties of the fluid to measure flow rate

• Oil is not conductive enough for accurate measurement with a magnetic flow meter

• Alternative flow measurement technologies like ultrasonic or turbine meters are more suitable for oil flow measurement

Heat exchanger types and s and t

• There are several types of heat exchangers, including shell and tube, plate, and finned tube heat exchangers

• The 's' in heat exchangers refers to the surface area available for heat transfer

• The 't' in heat exchangers refers to the temperature difference between the hot and cold fluids

• Different heat exchanger types have different s and t values depending on their design and application

Knowledge about field refers to the understanding and expertise in the specific area of electrical technology.

• Understanding of electrical principles and theories

• Proficiency in reading and interpreting technical drawings and schematics

• Hands-on experience with electrical equipment and tools

• Knowledge of electrical codes and regulations

• Troubleshooting skills to identify and fix electrical issues

• Awareness of safety protocol