Science Quiz 41

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

If an engine is naturally aspirated which of the following doesn't it have?

A turbocharger

both (A) & (C)

Twin turbochargers

none

Correct! Wrong!

Your vehicle's ECU ensures that your engine is working correctly: what does "ECU" stand for?

Electronic Control Unit

Engine Control Unit

Electronic Cornering Unit

Electronic Control Unit

Correct! Wrong!

Why do diesel engines generally produce more torque than gasoline engines?

They have a higher compression ratio

They're bigger

They have a higher octane rating

They're lighter

Correct! Wrong!

What does a crankshaft do?

Prevent the engine from stalling

Converts rotational energy to linear energy

Converts linear energy to rotational energy

Increases torque

Correct! Wrong!

What must be mixed with the gasoline in a two-stroke engine?

Anti-freeze

water

Oil

diesel

Correct! Wrong!

Do you know what the pistons in your engine are usually made from?

Cast aluminum alloy

Plastic

Carbon fiber

Cast iron

Correct! Wrong!

How many strokes does a four-stroke engine complete in one cycle?

Correct! Wrong!

Can you name the component that connects a spark plug to its voltage source?

An ignition coil

A connecting rod

The battery

A gas line

Correct! Wrong!

Science Quiz 41

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Science Quiz 41

If an engine is naturally aspirated which of the following doesn't it have?

Your vehicle's ECU ensures that your engine is working correctly: what does "ECU" stand for?

Why do diesel engines generally produce more torque than gasoline engines?

What does a crankshaft do?

What must be mixed with the gasoline in a two-stroke engine?

Do you know what the pistons in your engine are usually made from?

How many strokes does a four-stroke engine complete in one cycle?

Can you name the component that connects a spark plug to its voltage source?

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Science Quiz 41

If an engine is naturally aspirated which of the following doesn't it have?

Your vehicle's ECU ensures that your engine is working correctly: what does "ECU" stand for?

Why do diesel engines generally produce more torque than gasoline engines?

What does a crankshaft do?

What must be mixed with the gasoline in a two-stroke engine?

Do you know what the pistons in your engine are usually made from?

How many strokes does a four-stroke engine complete in one cycle?

Can you name the component that connects a spark plug to its voltage source?

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