ABYC - FMST - CHAPTER 12- Marine
Plumbing Systems Exam Questions &
Answers (Grade A+)
What are the four BASIC components of a marine plumbing
system? -
correct answer ✅Pumps, Hoses, Tanks, and Fittings
What is a unique requirement for hose used for a inboard marine
engine's intake cooling water? -
correct answer ✅It is subject to vacuum pressure, so it must be
reinforced so it does not collapse.
What is a unique requirement for hose used for cooling water
exhaust? -
correct answer ✅It must be able to withstand high temperature
and be impermeable to gas transmission so carbon monoxide gas
does leak into the bilge, engine room, or cabin.
What is a fundamental difference between gases and liquids? -
correct answer ✅Liquids cannot be compressed.Ho
How many gallons are there in one cubic foot of water? -
correct answer ✅7.48 gallons / cubic foot
, ABYC - FMST - CHAPTER 12- Marine
Plumbing Systems Exam Questions &
Answers (Grade A+)
How much does one gallon of water weigh? -
correct answer ✅8.34 pounds / gallon
How much does one cubic foot of water weigh? -
correct answer ✅62.4 pounds
What is the average atmospheric pressure on earth? -
correct answer ✅14.7 psi
In the United States of America (U.S.A.), force is measured in
______ (as opposed to Newtons) and area in ______ ______ (as
opposed to square meters). -
correct answer ✅1. Pounds
2. Square Inches
Because liquids do not compress, when they are placed under
pressure in a confined space, they _______, and if there is an open
space (i.e. a void or a leak) within that confined space, the liquid
will expand (creep) into it and fill that void and expand into it
accordingly. -
correct answer ✅percolate
Plumbing Systems Exam Questions &
Answers (Grade A+)
What are the four BASIC components of a marine plumbing
system? -
correct answer ✅Pumps, Hoses, Tanks, and Fittings
What is a unique requirement for hose used for a inboard marine
engine's intake cooling water? -
correct answer ✅It is subject to vacuum pressure, so it must be
reinforced so it does not collapse.
What is a unique requirement for hose used for cooling water
exhaust? -
correct answer ✅It must be able to withstand high temperature
and be impermeable to gas transmission so carbon monoxide gas
does leak into the bilge, engine room, or cabin.
What is a fundamental difference between gases and liquids? -
correct answer ✅Liquids cannot be compressed.Ho
How many gallons are there in one cubic foot of water? -
correct answer ✅7.48 gallons / cubic foot
, ABYC - FMST - CHAPTER 12- Marine
Plumbing Systems Exam Questions &
Answers (Grade A+)
How much does one gallon of water weigh? -
correct answer ✅8.34 pounds / gallon
How much does one cubic foot of water weigh? -
correct answer ✅62.4 pounds
What is the average atmospheric pressure on earth? -
correct answer ✅14.7 psi
In the United States of America (U.S.A.), force is measured in
______ (as opposed to Newtons) and area in ______ ______ (as
opposed to square meters). -
correct answer ✅1. Pounds
2. Square Inches
Because liquids do not compress, when they are placed under
pressure in a confined space, they _______, and if there is an open
space (i.e. a void or a leak) within that confined space, the liquid
will expand (creep) into it and fill that void and expand into it
accordingly. -
correct answer ✅percolate
