Demech Chemical Products Site Engineer Mechanical Interview Questions and Answers

Q1. What is unit, some examples it
Ans. 
A unit is a standard quantity used to express a physical quantity.
• Units are used to measure length, weight, volume, time, temperature, etc.

• Examples of units include meters, kilograms, liters, seconds, degrees Celsius, etc.
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Q2. How corrosion come in metal
Ans. 
Corrosion in metal occurs due to chemical reactions with the environment, leading to deterioration of the metal surface.
• Corrosion is caused by exposure to moisture, oxygen, and other chemicals

• Electrochemical reactions between the metal and its environment lead to the formation of corrosion products

• Common types of corrosion include rusting of iron and tarnishing of silver

• Preventive measures such as coatings, galvanizati...read more
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Explain what type of knowledge gain in internship