Inspection Engineer Interview Questions and Answers for Freshers

MDPE pipe is a type of plastic pipe used in CGD for gas distribution.

• MDPE stands for Medium Density Polyethylene.

• It has a higher resistance to stress cracking and greater toughness than LDPE.

• MDPE pipes are used in CGD due to their flexibility, durability, and resistance to corrosion.

• They are also lightweight and easy to install.

• MDPE pipes are available in various sizes and pressure ratings.

• They are commonly used for gas distribution in residential, commercial, and industrial ...read more

The depth required for IGL gas laying depends on various factors such as soil type, traffic load, and depth of other utilities.

• The depth should be sufficient to prevent damage from external factors such as traffic load and soil type.

• The depth should also be deep enough to avoid interference with other utilities.

• The depth requirement may vary depending on the location and local regulations.

• For example, in Delhi, the minimum depth requirement for IGL gas laying is 1.2 meters.

• Th...read more

Calibration is the process of comparing a measurement device to a known standard to ensure accuracy. GD&T is a symbolic language used to communicate design intent on engineering drawings.

• Calibration ensures that measurement devices are accurate and reliable.

• GD&T symbols are used to specify the geometric requirements of a part on an engineering drawing.

• Examples of inspection instruments used earlier include vernier calipers, micrometers, bore gauges, and coordinate measuring m...read more

Fittings used during charging depend on the type of refrigerant and system design.

• The type of refrigerant and system design determine the fittings used during charging.

• Common fittings include flare, sweat, and quick-connect fittings.

• Flare fittings are commonly used in air conditioning systems.

• Sweat fittings are commonly used in refrigeration systems.

• Quick-connect fittings are commonly used in automotive air conditioning systems.

• Proper fittings must be used to prevent leaks an...read more

I have knowledge and experience in the oil and gas sector.

• I have studied the exploration, production, and refining processes of oil and gas.

• I am familiar with the equipment and machinery used in the industry.

• I have worked on inspection and maintenance of pipelines, tanks, and other facilities.

• I understand the safety regulations and environmental concerns related to the sector.

• I have knowledge of the market trends and pricing of oil and gas.

• I have experience working with multi...read more