E5 Infrastructure Senior Engineer Interview Questions and Answers

The questions asked in the interview are related to technical specifications of engines and machinery.

• The play in the crankshaft of an engine refers to the amount of movement or clearance between the crankshaft and other engine components.

• The number of cylinders in a loader determines its power and performance.

• The new service schedule of the cat grader 120k2 refers to the recommended maintenance intervals and tasks for...read more

The swing ratio of a transit mixer refers to the ratio of the drum's rotation speed to the speed of the vehicle's movement.

• The swing ratio determines the efficiency of the mixing process.

• A higher swing ratio allows for faster and more thorough mixing of the concrete.

• The swing ratio is influenced by factors such as the size and shape of the drum, the power of the engine, and the weight distribution of the mixer.

• For exam...read more

The number of vibrators in concrete power varies depending on the size and complexity of the project.

• The number of vibrators is determined by the size and shape of the concrete structure.

• For smaller projects, a single vibrator may be sufficient.

• Larger projects may require multiple vibrators to ensure proper compaction.

• The type of vibrator used also affects the number needed.

• High-frequency vibrators are typically used f...read more

The number of sensors in Leyland Hava BS6 is not available.

• The exact number of sensors in Leyland Hava BS6 is not disclosed by the manufacturer.

• The number of sensors in a vehicle can vary depending on the model and its features.

• Sensors in a vehicle can include those for monitoring engine performance, emissions, tire pressure, and more.

A 4-stroke engine is an internal combustion engine that completes four separate strokes in a cycle.

• It consists of four stages: intake, compression, combustion, and exhaust.

• Each stroke is completed in one revolution of the crankshaft.

• It is commonly used in automobiles, motorcycles, and small engines.

• Examples include the engines found in cars like Toyota Camry and motorcycles like Honda CBR600RR.

There are various types of engines, including internal combustion engines, steam engines, and electric engines.

• Internal combustion engines: gasoline engines, diesel engines

• Steam engines: reciprocating steam engines, steam turbines

• Electric engines: DC motors, AC motors

The engine and hydraulic pump in a Volvo excavator are essential components that power and control the machine's movements.

• The engine is responsible for generating power to drive the excavator's various functions.

• It converts fuel into mechanical energy, which is then used to operate the hydraulic system.

• The hydraulic pump, on the other hand, is responsible for pressurizing hydraulic fluid and supplying it to the excava...read more