Libratherm Instruments Interview Questions and Answers

Thermodynamics is the study of heat and its relationship with other forms of energy.

• It deals with the transfer of heat and energy

• It involves the study of thermodynamic systems and their properties

• It is used to understand and design engines, refrigeration systems, and power plants

• It has laws such as the first and second law of thermodynamics

• It has applications in various fields such as physics, chemistry, and engineerin

Mechanical engineering is the branch of engineering that deals with the design, manufacturing, and maintenance of mechanical systems.

• Involves the application of principles of physics and materials science

• Covers a wide range of fields such as thermodynamics, mechanics, and robotics

• Examples include designing engines, machines, and manufacturing processes

• Requires knowledge of computer-aided design (CAD) and computer-aided...read more

No, NC stands for Normally Open and Normally Closed.

• No, NC are terms used in electrical circuits.

• No refers to Normally Open, which means the circuit is open when there is no current flowing through it.

• NC refers to Normally Closed, which means the circuit is closed when there is no current flowing through it.

• These terms are commonly used in relays, switches, and other electrical components.

• Understanding No, NC is import...read more

A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.

• Compressors are used in various industries such as refrigeration, air conditioning, and gas processing.

• They come in different types such as reciprocating, rotary, and centrifugal compressors.

• The unit of a compressor is typically measured in cubic feet per minute (CFM) or liters per minute (LPM).

Use a phase failure relay to protect the motor.

• Install a phase failure relay to detect the absence of a phase and disconnect the motor from the supply.

• Check the motor's wiring and connections to ensure they are correct and secure.

• If the motor is already running, shut it down immediately to prevent damage.

• Consult with an electrician to determine the cause of the phase failure and resolve the issue.

• Consider using a backu...read more