ABYC Systems questions with verified
answers
1 bar is equal to ________ PSI
A. 14.5
B. 14.2
C. 14.7
D. 14.6 Ans✓✓✓-C
5,000 series deals with ______________ and 300 series deals with ____________
Ans✓✓✓-aluminum stainless steal
A bildge pump discharge line must be:
A. equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
D. non of the above Ans✓✓✓-D
A bilge pump discharged line must be:
A. Equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
,D. A and B
E. B and C
F. none of the above Ans✓✓✓-F
A customer complains of exhaust odor in the accommodation space. The Tech
should check all of the following EXCEPT.
A. leaking exhaust system
B. Operation of the CO monitor
C. Engin air intake restriction
D. Verify sink and condensation drains are not plumbed into the exhaust system
Ans✓✓✓-C
A head located below the vessels's dynamic waterline using RAW water for
flushing requires a:
A. Vented loop on its intake
B. Check valve on its intake
C. Strainer on its intake
D. Check valve on its discharge Ans✓✓✓-A
A pressurized vessel inteneded to smooth out pulsing and reduce pump cycling is
called
A. A pressure Relief Valve
B. An accumulator
,C. A Schrader Valve
D. a filter Ans✓✓✓-B
A seacock will be securely mounted so the assembly will withstand a ____ pound
static force applies for ______ seconds on the inboard assembly without the
assembly failing to stop the ingress of water.
A. 300 50
B. 500 30
C. 300 60
D. 500 60 Ans✓✓✓-B
A start capacitors function is to increases starting torque by approximately
_______%
A. 150%
B. 175%
C. 210%
D. 250% Ans✓✓✓-D
A technician is asked to run a fuel feed hose from point A to point B within an
engine room space. Which hose should he use.
A. A1-15
B. B1
C. A2
, D. B2 Ans✓✓✓-A
A vessel has an engine room that measures a length of 15' a beam of 12' and a
height of 6'. What is the volume need fort a fire system.
A. 35 cubic feet
B. 1,080 sq. feet
C. 1,080 cubic feet
D. 108 cubic feet Ans✓✓✓-C
A vessel is equipped with a rectangular fuel tank that measures 60" long, 30" high,
and 24" deep. If there are 231 cubic inches in one gallon, what will the capacity in
gallons be for this tank?
A. 43,200 gallons
B. 187 gallons
C. 49 gallons
D. 153 gallons Ans✓✓✓-B
A Y valve allows effluent to be:
A. Directed to the holding tank
B. Directed overboard
C. A or B
D. A and B Ans✓✓✓-C
answers
1 bar is equal to ________ PSI
A. 14.5
B. 14.2
C. 14.7
D. 14.6 Ans✓✓✓-C
5,000 series deals with ______________ and 300 series deals with ____________
Ans✓✓✓-aluminum stainless steal
A bildge pump discharge line must be:
A. equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
D. non of the above Ans✓✓✓-D
A bilge pump discharged line must be:
A. Equipped with a check valve to prevent back flow and nuisance cycling
B. Equipped with a properly installed seacock
C. No more than 30' long
,D. A and B
E. B and C
F. none of the above Ans✓✓✓-F
A customer complains of exhaust odor in the accommodation space. The Tech
should check all of the following EXCEPT.
A. leaking exhaust system
B. Operation of the CO monitor
C. Engin air intake restriction
D. Verify sink and condensation drains are not plumbed into the exhaust system
Ans✓✓✓-C
A head located below the vessels's dynamic waterline using RAW water for
flushing requires a:
A. Vented loop on its intake
B. Check valve on its intake
C. Strainer on its intake
D. Check valve on its discharge Ans✓✓✓-A
A pressurized vessel inteneded to smooth out pulsing and reduce pump cycling is
called
A. A pressure Relief Valve
B. An accumulator
,C. A Schrader Valve
D. a filter Ans✓✓✓-B
A seacock will be securely mounted so the assembly will withstand a ____ pound
static force applies for ______ seconds on the inboard assembly without the
assembly failing to stop the ingress of water.
A. 300 50
B. 500 30
C. 300 60
D. 500 60 Ans✓✓✓-B
A start capacitors function is to increases starting torque by approximately
_______%
A. 150%
B. 175%
C. 210%
D. 250% Ans✓✓✓-D
A technician is asked to run a fuel feed hose from point A to point B within an
engine room space. Which hose should he use.
A. A1-15
B. B1
C. A2
, D. B2 Ans✓✓✓-A
A vessel has an engine room that measures a length of 15' a beam of 12' and a
height of 6'. What is the volume need fort a fire system.
A. 35 cubic feet
B. 1,080 sq. feet
C. 1,080 cubic feet
D. 108 cubic feet Ans✓✓✓-C
A vessel is equipped with a rectangular fuel tank that measures 60" long, 30" high,
and 24" deep. If there are 231 cubic inches in one gallon, what will the capacity in
gallons be for this tank?
A. 43,200 gallons
B. 187 gallons
C. 49 gallons
D. 153 gallons Ans✓✓✓-B
A Y valve allows effluent to be:
A. Directed to the holding tank
B. Directed overboard
C. A or B
D. A and B Ans✓✓✓-C
