Question 1
In a four-stroke petrol engine, in what order do the four strokes occur during one complete cycle?
Correct Answer:
Induction, compression, power, exhaust
Question 2
How many crankshaft revolutions are required to complete one full cycle of a four-stroke petrol engine?
Correct Answer:
Two revolutions
Question 3
The camshaft of a four-stroke engine rotates at what speed relative to the crankshaft?
Correct Answer:
Half crankshaft speed
Question 4
Compression ratio of a petrol engine is best defined as the ratio of the cylinder volume when the piston is at:
Correct Answer:
BDC to the volume at TDC
Question 5
On which stroke does the spark plug ignite the air-fuel mixture in a petrol engine?
Correct Answer:
Near the end of the compression stroke
Question 1
Exam overview

About this Exam

Prepare with the Motor Mechanic Trade Test Practice Questions - South Africa Artisan Trade Test - Motor Mechanic (Petrol) Exam practice quiz. This question bank includes 100 questions covering engine, petrol, ignition, vehicle, and sensor. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Motor Mechanic Trade Test Practice Questions - South Africa Artisan Trade Test - Motor Mechanic (Petrol) Exam

This practice set contains 100 questions from the matching question bank and focuses on engine, petrol, ignition, vehicle, and sensor. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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