Set 3 : E pariksha questions on safety for Class 4 marine engineering exam

1. Which of the devices listed must be used in conjunction with the portable in-line foam proportioner to produce foam?
A plain or common fire hose nozzle
The mechanical foam nozzle
Any low velocity applicator
An all-purpose nozzle

2. In refrigeration system vegetable room and meat rooms are maintained at different
By putting solenoid valves
Different expansion valves
By boiling the refrigerant at different pressures
By using smaller evaporator

3. Where would you look to find out what your duties are during a fire?
Ship's articles
Station bill
Certificate of Inspection
U.S. Coast Guard Regulations

4. An oil record book Part-I shall be retained onboard for a period of:
1 year since the last entry has been made
1 year since the first entry has been made
3 years since the first entry has been made
3 years since the last entry has been made

5. Prior to entering a cargo pump room, you should ensure that
the forced ventilating system is operating
the cargo pumps are secured
no monocarbon gases are present
the oily water separator is de-energized

Score =
Correct answers: