tema 1 - mecanica

Multiple Choice

What are the key operations involved in the diagnosis and preventive maintenance of the engine and auxiliary systems of a sanitary transport vehicle?

• Engine diagnostics

• Preventive maintenance

• Auxiliary systems

• All of the above

Multiple Choice

What are the main components of the mechanical and safety elements in vehicles?

• Bastidor, chasis y carrocería

• Motor y caja de cambios

• Airbag y pretensores

• Climatización

Multiple Choice

What is the main structure of a car called?

• Chassis

• Engine

• Body

• Suspension

Multiple Choice

Metal shroud or rubber boot that surrounds a shock absorber rod to keep out road dirt and debris.

 

•  dust shield 

• torsion bar suspension

• lower spring seat

• strut coat

Multiple Choice

Movable lever arm that forms part of a vehicle's suspension system. It fastens the steering knuckle to a vehicle's frame or body.

• shock absorber

• control arm

• tie-rod end

• sway bar

Multiple Choice

Air suspension springs on a motorhome consists of all of the following EXCEPT

• air reservoir tank

• compressor

• spindle valve

• height control valve

Multiple Choice

What components are fixed to the chassis?

• The engine

• The transmission

• The steering

• The brakes

Multiple Choice

What is the definition of "carrocería" in vehicles?

• The part where passengers sit

• The engine of the vehicle

• The wheels of the vehicle

• The fuel tank

Multiple Choice

What are the two types of car bodies mentioned in the image?

• Carrocería independiente

• Carrocería autopartabte

• Carrocería de acero

• Carrocería de fibra

Multiple Choice

What are the main components of a car body as shown in the images?

• Chassis

• Engine

• Transmission

• Body panels

Multiple Choice

What information do the luminous indicators on the panel provide to the driver?

• Speed limits

• Engine temperature

• Warning signals

• Fuel level

Multiple Choice

What is the purpose of active elements in safety measures?

• To reduce the severity of injuries in an accident

• To increase the likelihood of accidents

• To reduce the possibility of suffering an accident

• To eliminate all accidents

Multiple Choice

What are the main safety elements depicted in the image?

• Airbag

• Suspension

• Engine

• Transmission

Multiple Choice

What is a motor?

• A device that produces electrical energy

• A machine that produces mechanical energy

• A type of fuel

• A tool for construction

Multiple Choice

What are the main components labeled in the engine diagram?

• Piston

• Spark Plug

• Crankshaft

• Valves

Multiple Choice

What are the different types of engines mentioned in the image?

• Thermal engines

• Electric engines

• Hybrid engines

• All of the above

Multiple Choice

What are the different types of engine configurations mentioned in the image?

• 4, 6, and 8 cylinder inline

• 6, 8, or 12 cylinder in V

• 2 or 4 horizontal opposed cylinders

• All of the above

Multiple Choice

What are the main components of a four-cylinder engine as shown in the diagram?

• Distributor

• Oil filter

• Water pump

• Intake manifold

Multiple Choice

What is the function of the carter in an engine?

• To hold the lubricating oil

• To support the engine

• To cool the engine

• To filter the oil

Multiple Choice

What is the function of the cylinders in an engine?

• To hold the fuel

• To house the pistons and valves

• To cool the engine

• To provide electrical power

Multiple Choice

What is the function of the culata in an internal combustion engine?

• To close the combustion chambers

• To cool the engine

• To increase fuel efficiency

• To reduce emissions

Multiple Choice

What components are exclusive to a diesel engine?

• Injector pump

• Transfer pump

• Preheating plugs

• Ducts

Multiple Choice

What are the main components of an electric motor?

• Base

• Caja de conexiones

• Cojinetes

• Estator

Multiple Choice

What is the tolerance rate for only three colors?

• 5

• 10

• 1

• 20

Multiple Choice

What does AMP stand for?

• Current

• Voltage

• Resistance

Multiple Choice

Converts electrical energy into a rotational energy.

• Motor
• Mouse
• Ground
• Fuse

Multiple Choice

What are the four stages of operation for gasoline and diesel engines?

• Intake, Compression, Explosion, Escape

• Intake, Combustion, Exhaust, Power

• Compression, Explosion, Intake, Exhaust

• Explosion, Intake, Compression, Escape

Multiple Choice

Identify the proper order of the four strokes in a engine

• intake, compression, exhaust, power

• intake, compression, power, exhaust

• intake, power, construction, exhaust

• exhaust, compression, power, intake

Multiple Choice

What happens to the piston during the admission time in a gasoline engine?

• It moves up to the top dead center

• It generates a vacuum in the combustion chamber

• It closes the intake valve

• It ignites the fuel-air mixture

Multiple Choice

What happens when the piston reaches the bottom dead center during the compression time?

• The intake valve opens

• The piston compresses the fuel-air mixture

• The exhaust valve closes

• The crankshaft rotates

Multiple Choice

What happens at the moment the explosion time begins in an engine?

• The piston reaches the bottom dead center

• The spark plug ignites the air-fuel mixture

• The fuel mixture is at minimum compression

• The engine stops working

Poll

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