WorksheetsCooling Systems (1) Quiz
Total questions: 10
Worksheet time: 5mins
What are the two main cooling systems used in motor vehicles?
Air cooling and water cooling
Oil cooling and liquid cooling
Water cooling and oil cooling
Air cooling and oil cooling
What is the primary job of the cooling system in an engine?
To prevent an over rich mixture developing
To prevent engine parts from seizing
To increase the output of the heating system
To stop the exhaust from melting
Which type of thermostat has been superseded by the wax pellet type?
Bellows thermostat
Electric thermostat
Hydraulic thermostat
Vacuum thermostat
What is the purpose of the radiator pressure cap in a cooling system?
To increase the boiling point of the coolant
To decrease the boiling point of the coolant
To control the flow of coolant through the engine
To regulate the temperature of the coolant
What is the function of the water pump in a cooling system?
To circulate the coolant around the engine
To build up pressure in the cooling system
To control the flow of coolant through the radiator
To regulate the temperature of the coolant
What is the purpose of the jiggle pin in a wax thermostat?
To release excess pressure from the cooling system
To allow air to bleed from the system
To regulate the flow of coolant through the engine
To open and close the thermostat valve
What is the advantage of using V-belts to drive cooling fans and water pumps?
They do not require lubrication and are quiet in operation
They have a poor performance record
They are noisy in operation
They require lubrication
What is the purpose of the expansion tank in a cooling system?
To eliminate wasteful discharge of coolant to the atmosphere
To store excess coolant when the engine is hot
To decrease the pressure in the cooling system
To increase the pressure in the cooling system
What is the main reason for using a thermostat in a cooling system?
To increase the efficiency of the engine
To prevent the exhaust from melting
To control the flow of coolant through the radiator
To maintain the engine at operating temperature
What is the purpose of the vacuum valve in a cooling system?
To open and close the thermostat valve
To allow air to bleed from the system
To regulate the flow of coolant through the engine
To release excess pressure from the cooling system
