
PASGT Quiz

Quiz
•
Professional Development
•
Professional Development
•
Hard

Paul Jayson Awayan
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considering their high initial cost and lower efficiency compared to diesel engines, in which of the following scenarios would the use of marine gas turbines be most justified?
A small, slow-moving cargo ship
A high-speed ferry operating in a competitive market
A large tanker vessel for long-distance transportation
A fishing boat operating in coastal waters
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Marine gas turbines are increasingly being used in commercial ships in combination with diesel engines. What is the primary reason for this combination?
To improve fuel efficiency at all operating speeds
To reduce the overall weight of the propulsion system
To optimize performance for different operating conditions
To comply with stricter emission regulations
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a characteristic of gas turbines?
High power-to-weight ratio
Rapid acceleration
High efficiency at part load
Low vibration
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the graphical representation of a gas turbine's thermodynamic cycle called?
TS diagram
PV diagram
PH diagram
VH diagram
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements accurately describes the working principle of a gas turbine?
Fuel is ignited in a piston cylinder, creating a force that rotates a crankshaft.
Air is continuously compressed, mixed with fuel, burned, and expanded through a turbine to generate power.
Steam generated in a boiler drives a turbine to produce mechanical work.
Solar radiation is converted into electricity through photovoltaic cells.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The P-T diagram for the Brayton cycle shows an upward-sloping line for the compression process (1-2). What does this slope signify?
The pressure remains constant while the temperature increases.
The pressure and temperature increase proportionally.
The pressure increases with a decrease in temperature.
The temperature increases more rapidly than the pressure.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a compressor in a gas turbine?
To generate electricity
To increase the pressure of incoming air
To ignite the fuel
To convert mechanical energy into electrical energy
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