Al-Yamama Group Hvac Supervisor Interview Questions and Answers

Refrigeration gas is used in HVAC systems to absorb and release heat, allowing for efficient cooling or heating.

• Refrigeration gas is essential for the heat transfer process in HVAC systems

• Common refrigeration gases include R-410A, R-22, and R-134a

• Proper handling and disposal of refrigeration gas is important for environmental safety

Street lights should be placed at a distance of approximately 30-50 meters apart for optimal illumination.

• Street lights should be spaced evenly to ensure consistent lighting along the road

• Consider factors such as road width, traffic flow, and surrounding environment when determining spacing

• Proper spacing helps improve visibility for drivers and pedestrians, enhancing safety on the road

To conduct a slump test, fill a metal cone with concrete, compact it, remove the cone, and measure the slump.

• Clean the cone and moisten it with water.

• Fill the cone with concrete in three layers, compacting each layer with a rod.

• Remove the cone and place it next to the slump.

• Measure the difference in height between the top of the cone and the highest point of the slump.

• Repeat the test at least twice and take the average

Minimum cement content for M25 Grade is 300 kg/m³.

• M25 grade concrete has a minimum compressive strength of 25 MPa.

• The water-cement ratio should not exceed 0.50.

• The cement content can vary based on factors such as aggregate size, shape, and grading.

• The cement content should be adjusted based on the results of trial mixes.

I expect a competitive salary based on industry standards and my experience.

• I have researched the industry standards for QA QC Engineer salaries

• I have taken into account my experience and skills

• I am open to negotiation based on the specific job responsibilities and benefits package

• I am looking for a fair and competitive salary that reflects my value to the company

I am passionate about electrical engineering and I believe joining your company will provide me with the opportunity to work on challenging projects and contribute to technological advancements.

• I have always been fascinated by the field of electrical engineering and have a strong passion for it.

• I have a solid educational background and relevant experience in electrical engineering.

• I have researched and learned about yo...read more