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-Identify two advantages of a pressurized water cooling system over thermo-siphon cooling system
-Pressurized water cooling system –Smaller radiator can be used than in thermo –siphon system
-less coolant is carried as the water is circulated faster and, therefore, the heat is removed more quickly.
-smaller passages and hoses are used.
marto answered the question on September 18, 2019 at 08:53
- State two possible causes why a petrol engine would emit white or light blue smoke at its exhaust pipe.(Solved)
State two possible causes why a petrol engine would emit white or light blue smoke at its exhaust pipe.
Date posted: September 18, 2019. Answers (1)
- State two requirements for combustion in a diesel engine.(Solved)
State two requirements for combustion in a diesel engine.
Date posted: September 18, 2019. Answers (1)
- Give two reasons why bearings are necessary.(Solved)
Give two reasons why bearings are necessary.
Date posted: September 18, 2019. Answers (1)
- State two possible causes of a clutch slip.(Solved)
State two possible causes of a clutch slip.
Date posted: September 18, 2019. Answers (1)
- State four physical checks that need to be carried on a car battery.(Solved)
State four physical checks that need to be carried on a car battery.
Date posted: September 18, 2019. Answers (1)
- State one cause of each the following excessive tire tread wear patterns .
i) feathered edge
ii) shoulder wear(Solved)
State one cause of each the following excessive tire tread wear patterns .
i) feathered edge
ii) shoulder wear
Date posted: September 18, 2019. Answers (1)
- Differentiate between friction and antifriction bearings. Give one example of each type.(Solved)
Differentiate between friction and antifriction bearings. Give one example of each type.
Date posted: September 18, 2019. Answers (1)
- State one use of each of the following tools
a) Piston ring compressor
b) Micrometers
c) stethoscope
d) Compression gauge
(Solved)
State one use of each of the following tools
a) Piston ring compressor
b) Micrometers
c) stethoscope
d) Compression gauge
Date posted: September 18, 2019. Answers (1)
- For each of the following components state two measurements which should be taken during inspection.
a) Crankshaft
b) Piston rings(Solved)
For each of the following components state two measurements which should be taken during inspection.
a) Crankshaft
b) Piston rings
Date posted: September 18, 2019. Answers (1)
- State two reasons for alloying metals.(Solved)
State two reasons for alloying metals.
Date posted: September 18, 2019. Answers (1)
- Explain the following terms as used in the suspension system.
a) sprung weight
b) un sprung weight(Solved)
Explain the following terms as used in the suspension system.
a) sprung weight
b) un sprung weight
Date posted: September 18, 2019. Answers (1)
- Differentiate between live and dead axle.(Solved)
Differentiate between live and dead axle.
Date posted: September 18, 2019. Answers (1)
- Arrange the following personnel training levels in the correct order starting with the highest, (2marks)
Technician, Craftsman, Technologist, Artisan(Solved)
Arrange the following personnel training levels in the correct order starting with the highest, (2marks)
Technician, Craftsman, Technologist, Artisan
Date posted: September 18, 2019. Answers (1)
- List three major components of the diesel fuel system.(Solved)
List three major components of the diesel fuel system.
Date posted: September 18, 2019. Answers (1)