Mechanical Graduate Engineer Trainee Interview Questions and Answers for Freshers

No, it is not possible to convert a SI engine into a diesel engine.

• SI engines use spark ignition while diesel engines use compression ignition.

• The design and components of the two engines are different.

• Converting an SI engine into a diesel engine would require significant modifications and may not be feasible.

• It is more practical to simply replace the engine with a diesel engine.

There are three types of flow studied in fluid mechanics.

• Laminar flow

• Turbulent flow

• Transitional flow

CNGs are compressed natural gases used as an alternative fuel for vehicles.

• CNGs are made by compressing natural gas to less than 1% of its volume at standard atmospheric pressure.

• CNGs are stored in high-pressure cylinders and used as fuel for vehicles.

• CNGs are a cleaner and more environmentally friendly alternative to gasoline and diesel fuels.

• CNGs are commonly used in public transportation vehicles, such as buses and taxis.

• CNGs can also be used in personal vehicles with CNG ...read more

Antonyms and synonyms of words

• Antonyms of 'happy': sad, miserable, gloomy

• Synonyms of 'big': large, huge, massive

• Antonyms of 'fast': slow, sluggish, leisurely

An orifice is a small opening or hole through which fluid or gas can flow.

• Orifices are commonly used in various applications such as in pipes, nozzles, and valves.

• They are used to control the flow rate of fluids or gases.

• The size and shape of the orifice determine the flow characteristics.

• Orifices can be circular, rectangular, or any other shape depending on the application.

• Examples of orifices include the nozzle of a garden hose, the opening in a fuel injector, and the ventu...read more