WorksheetsSemi Quiz 2
Total questions: 10
Worksheet time: 5mins
What is the most common cause of low hydraulic pressure in the steering gear system?
Excessive rudder movement
Worn-out seals, leaks, or malfunctioning hydraulic pumps
Incorrect rudder alignment
Overheating of electrical components
What is a likely symptom of hydraulic fluid contamination in the steering gear system?
Reduced rudder movement time
Erratic steering or jerky rudder movement
Sudden increase in rudder speed
Smooth but delayed response of the rudder
If the rudder does not respond to helm commands due to a control failure, which of the following should be checked first?
The rudder stock alignment
The telemotor wiring and feedback system
The oil temperature in the hydraulic reservoir
The lubrication of mechanical linkages
What is the primary function of hydraulic relief valves in the steering gear system?
To control rudder movement speed
To reduce hydraulic pressure when it exceeds safe limits
To increase oil flow to the telemotor
To prevent rudder misalignment
Which of the following can lead to sluggish or delayed rudder movement?
Properly maintained hydraulic valves
Low hydraulic fluid pressure or system blockages
Correctly aligned rudder linkages
Regular oil replacement and cooling system checks
1. What is the primary function of a refrigeration system?
To increase the temperature of a space
To absorb heat from a space and reject it elsewhere
To humidify the air in a room
To circulate fresh air in a closed space
Which of the following components is responsible for compressing the refrigerant gas and increasing its temperature?
Condenser
Evaporator
Expansion valve
Compressor
In the refrigeration cycle, what happens in the expansion valve?
The refrigerant releases heat and condenses into a liquid
The refrigerant absorbs heat and evaporates into a gas
The refrigerant undergoes a pressure drop and cools further
The refrigerant is compressed to increase its pressure
Which part of an air-conditioning system is responsible for removing heat from indoor air and transferring it to the refrigerant?
Condenser
Evaporator
Compressor
Blower
What is the key difference between an air-conditioning system and a refrigeration system?
Refrigeration systems control humidity, while air-conditioning systems only cool the air
Air-conditioning systems regulate temperature, humidity, and air quality, while refrigeration mainly removes heat from a space
Refrigeration systems operate without compressors, while air-conditioning systems do
Air-conditioning systems operate using water, while refrigeration systems use air
