Spayera Constructions Mechanical Engineer Interview Questions and Answers

Site management involves coordinating and overseeing all activities on a construction site to ensure projects are completed on time and within budget.

• Developing a detailed project plan outlining tasks, timelines, and resources

• Coordinating with subcontractors, suppliers, and other stakeholders

• Ensuring compliance with safety regulations and quality standards

• Managing project budget and expenses

• Monitoring progress and addr...read more

Pipe joining can be done using various methods such as welding, soldering, or using mechanical fittings.

• Welding: involves melting the edges of the pipes and joining them together.

• Soldering: uses a filler material to join the pipes together.

• Mechanical fittings: includes couplings, unions, and compression fittings to connect pipes without welding or soldering.

Fire NOC conditions refer to the requirements set by the fire department for ensuring fire safety in a building or establishment.

• Fire NOC is required before starting any construction or occupancy of a building.

• The building must comply with fire safety regulations such as having fire extinguishers, smoke detectors, and fire alarms installed.

• Regular fire drills and training for occupants are necessary to ensure preparedn...read more

25 KV AC is more efficient for railways due to lower energy losses over long distances.

• 25 KV AC is more efficient for long distance transmission as it experiences lower energy losses compared to 750V DC.

• 25 KV AC allows for higher speeds and heavier loads on the railway system.

• 25 KV AC is the standard voltage used in many modern railway systems around the world, such as in Europe and parts of Asia.

• 750V DC may be more su...read more

Reverse a string without using string or inbuilt function

• Create an array of characters to store the string

• Use two pointers, one at the beginning and one at the end, swap characters until they meet

• Repeat until all characters are swapped

The rpm and discharge of a pump are key parameters that determine its performance.

• RPM (revolutions per minute) is the rotational speed of the pump's shaft.

• Discharge refers to the volume of fluid that the pump can move in a given time.

• The rpm and discharge of a pump are typically provided by the manufacturer in the pump's specifications.

• For example, a centrifugal pump may have an rpm of 1750 and a discharge of 500 gallo

MS Pipeline is a code repository for Microsoft's Machine Learning framework.

• MS Pipeline is a code repository used for developing and deploying machine learning models.

• It provides tools and libraries for building end-to-end machine learning pipelines.

• Examples of MS Pipeline components include data preprocessing, model training, and model deployment.

Seeking new challenges and opportunities for growth.

• Desire for career advancement

• Limited opportunities for growth in previous company

• Seeking new challenges and experiences

PWHT requirement is as per code for stress relieving and improving mechanical properties of welded components.

• PWHT stands for Post Weld Heat Treatment.

• PWHT is required to relieve residual stresses in welded components.

• PWHT helps improve mechanical properties such as toughness and ductility.

• PWHT requirements are specified in various welding codes and standards such as ASME, AWS, and API.

Impact testing as per code is a method used to determine the toughness and resistance of materials to sudden loading.

• Impact testing is conducted to assess the behavior of materials under high-stress conditions.

• It helps in determining the ductility, brittleness, and toughness of materials.

• Common methods of impact testing include Charpy and Izod tests.

• Results of impact testing are compared to specified codes and standard...read more