Understanding Oil and Its Functions

Understanding Oil and Its Functions

12th Grade

15 Qs

quiz-placeholder

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Understanding Oil and Its Functions

Understanding Oil and Its Functions

Assessment

Quiz

Engineering

12th Grade

Medium

Created by

Brent Lord

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of oil in an engine?

To increase friction

To provide lubrication

To add weight

To change colour

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to metal surfaces when viewed under a high-powered microscope?

They appear smoother

They appear coarser

They appear transparent

They appear reflective

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main difference between full-fluid film lubrication and boundary lubrication?

Full-fluid film lubrication uses water, boundary lubrication uses oil

Full-fluid film lubrication occurs under pressure, boundary lubrication occurs with splashing or misting

Full-fluid film lubrication is for small engines, boundary lubrication is for large engines

Full-fluid film lubrication is noisier than boundary lubrication

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What could happen if the lubricant film breaks down in an engine?

The engine will become quieter

The engine could overheat and seize

The engine will run faster

The engine will produce more power

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does oil help in cooling an engine?

By absorbing and carrying away heat from moving parts

By increasing the engine's temperature

By reflecting sunlight

By reducing the engine's size

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does oil play in cleaning an engine?

It adds dirt to the engine

It removes carbon particles and impurities

It changes the engine's colour

It increases the engine's weight

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of detergent oils in modern engines?

To increase sludge build-up

To keep particles in suspension and reduce sludge build-up

To make the oil thicker

To change the oil's colour

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