For electrodes up to 3/16 inch in diameter, the length of the arc should be kept to
approximately:
Give this one a try later!
1/4 inch
Usually, if the motor in a system feels hot and you think it is overloading, you should
not open the flow valve further because:
Give this one a try later!
Increased flow will usually increase horsepower requirements
,A foot valve may sometimes be used on the submerged end of the suction pipe of a
centrifugal pump:
Give this one a try later!
To keep the pump primed
The most common type of pump in use for circulating water today is the:
Give this one a try later!
Centrifugal
If a fixture trap has excessive outlet distance or the pitch is excessive ___________ could
occur:
Give this one a try later!
Self-syphon
The recommended flame for brazing is:
Give this one a try later!
Neutral
, A ___________________ is a direct or indirect connection which may permit waste sewage or
other non-potable water to flow into a potable water source or supply?
Give this one a try later!
Cross connection
What is the main purpose of the emergency electric power systems?
Give this one a try later!
Run equipment essential to human life for safety
What type of gasket material is recommended for water which flows?
Give this one a try later!
Sheet rubber/cloth inserted rubber
Which of the following would not be a cause of a centrifugal pump failing to deliver
water?
Give this one a try later!
Slight leakage of packing
approximately:
Give this one a try later!
1/4 inch
Usually, if the motor in a system feels hot and you think it is overloading, you should
not open the flow valve further because:
Give this one a try later!
Increased flow will usually increase horsepower requirements
,A foot valve may sometimes be used on the submerged end of the suction pipe of a
centrifugal pump:
Give this one a try later!
To keep the pump primed
The most common type of pump in use for circulating water today is the:
Give this one a try later!
Centrifugal
If a fixture trap has excessive outlet distance or the pitch is excessive ___________ could
occur:
Give this one a try later!
Self-syphon
The recommended flame for brazing is:
Give this one a try later!
Neutral
, A ___________________ is a direct or indirect connection which may permit waste sewage or
other non-potable water to flow into a potable water source or supply?
Give this one a try later!
Cross connection
What is the main purpose of the emergency electric power systems?
Give this one a try later!
Run equipment essential to human life for safety
What type of gasket material is recommended for water which flows?
Give this one a try later!
Sheet rubber/cloth inserted rubber
Which of the following would not be a cause of a centrifugal pump failing to deliver
water?
Give this one a try later!
Slight leakage of packing
