Al Naboodah National Contracting Interview Questions and Answers

The atmospheric pressure value is 14.70 pounds per square inch.

• Atmospheric pressure is the force exerted by the weight of air molecules.

• It is measured in pounds per square inch (psi) or millibars (mb).

• Normal atmospheric pressure at sea level is around 14.7 psi.

• Changes in atmospheric pressure can affect weather patterns and can also impact drilling operations in oil and gas industry.

Sedimentary rock is formed from the accumulation of sediment or organic materials over time.

• It is one of the three main types of rock, along with igneous and metamorphic.

• Examples include sandstone, limestone, and shale.

• They often contain fossils and can provide information about past environments and climates.

• They can be formed through processes such as erosion, deposition, and compaction.

• They are typically found near bodies of water or in areas with a history of sediment acc...read more

Igneous rock is formed from cooled and solidified magma or lava.

• Formed through volcanic activity

• Can be intrusive or extrusive

• Examples include granite, basalt, and pumice

Instrumentation is the science and art of measuring and controlling variables in a system or process.

• Instrumentation involves the use of various instruments and devices to measure and monitor physical quantities such as temperature, pressure, flow rate, and level.

• It also includes the control and automation of these variables to ensure optimal performance and safety.

• Instrumentation is essential in industries such as manufacturing, oil and gas, power generation, and chemical pr...read more

Rock is a naturally occurring solid aggregate of minerals or mineraloids.

• Rock is composed of one or more minerals or mineraloids.

• It is formed through geological processes such as cooling and solidification of magma or sedimentation of particles.

• Examples include granite, limestone, and sandstone.