Applied Technology

Question 1

1The radiator removes heat from the

Easy

A. tyres B. engine coolant C. battery D. brake fluid

Question 2

2Gear ratio of a gearbox with input 30 teeth driving output 90 teeth is

Hard

A. 9 : 3 increase B. 1 : 1 C. 3 : 1 reduction D. 1 : 3 increase

Question 3

3An engine with a bore of 80 mm and stroke of 100 mm has a swept volume per cylinder of about

Hard

A. 503 cm³ B. 1,005 cm³ C. 250 cm³ D. 800 cm³

Question 4

4The battery in a car mainly supplies power to

Easy

A. filter fuel B. cool the engine C. turn the wheels directly D. start the engine and run electrical systems

Question 5

5The machine tool used to turn cylindrical work is the

Easy

A. drilling machine B. lathe C. shaping machine D. grinder

Question 6

6In a four-stroke engine, the correct order is

Hard

A. compression, intake, exhaust, power B. intake, compression, power, exhaust C. exhaust, power, intake, compression D. power, intake, exhaust, compression

Question 7

7The four strokes of a petrol engine in order are

Easy

A. power, intake, exhaust, compression B. exhaust, power, compression, intake C. compression, intake, exhaust, power D. intake, compression, power, exhaust

Question 8

8A diesel engine ignites its fuel by

Medium

A. a spark plug B. heat from compressing the air C. a flame from the exhaust D. a magnet

Question 9

9In what order do the strokes of a four-stroke engine happen?

Easy

A. compression, intake, exhaust, power B. intake, power, compression, exhaust C. intake, compression, power, exhaust D. power, intake, compression, exhaust

Question 10

10The camshaft controls the

Easy

A. cooling of the engine B. steering C. braking D. opening and closing of the valves