Bahwan Engineering Refrigeration and Air Conditioning Mechanic Interview Questions and Answers

Road construction involves several steps including planning, designing, clearing the land, laying the foundation, paving, and adding finishing touches.

• Planning: Determine the route, traffic flow, and necessary permits.

• Designing: Create detailed plans including width, materials, and drainage systems.

• Clearing the land: Remove trees, rocks, and other obstacles.

• Laying the foundation: Level the ground, add layers of gravel ...read more

Sub grade to wearing course technical specifications include material type, thickness, compaction requirements, and drainage considerations.

• Material type for sub grade can be natural soil, stabilized soil, or aggregate base.

• Thickness of sub grade is typically specified based on soil conditions and traffic loads.

• Compaction requirements ensure proper density and strength of the sub grade.

• Wearing course materials can incl...read more

Electrical machine is my favorite subject because of its practical applications in various industries.

• I am fascinated by the way electrical machines work and how they can be used to power different devices and equipment.

• I enjoy learning about the different types of electrical machines such as motors, generators, transformers, and their applications in industries like manufacturing, transportation, and energy production...read more

Transformers are classified based on their construction, usage, and voltage levels.

• Transformers can be classified based on their construction as core type and shell type transformers.

• Based on usage, transformers can be power transformers, distribution transformers, isolation transformers, autotransformers, etc.

• Transformers can also be classified based on voltage levels as step-up transformers and step-down transformers...read more

RCC road construction involves using reinforced concrete for durability and strength.

• RCC stands for Reinforced Cement Concrete

• Specifications include using high-quality cement, aggregates, and steel reinforcement

• Proper compaction and curing are essential for durability

• Thickness of the RCC road depends on traffic load and subgrade conditions

• Joint spacing should be as per design specifications

Building construction activities include excavation, foundation work, framing, roofing, electrical work, plumbing, and finishing.

• Excavation: Digging the foundation and preparing the site

• Foundation work: Pouring concrete and setting the foundation

• Framing: Building the structure's skeleton with wood or steel beams

• Roofing: Installing the roof materials

• Electrical work: Wiring the building for electricity

• Plumbing: Installin...read more