BOILER TEST

A siphon installed between the boiler and the pressure gauge protects the Bourdon tube from___

• Steam temperature

• Tube failure

• Water surging

• Water cooling

The pH of the boiler water should be ___.

• pyrometer

• dry pipe

• 10 to 11.5

• feedwater line

The bottom blowdown on a boiler ___.

• removes sludge and sediment from the mud drum

• removes water from feedwater

• removes steam from boiler

• removes cooling water to condenser

A boiler fusible plug is brass or bronze with a core of ___

• Stainless steel

• Tin

• Copper

• Plastic

Boiler tubes are sized using the ___.

• Thickness

• Length of tubes

• Outside diameter

• Inside radius

The boiler superheater raises the temperature of the ___.

• the rotary cup and primary air

• 1 ½ times the MAWP

• prevent formation of scale

• steam leaving the boiler

An economizer is used to preheat ___.

• boiler; chimney

• feedwater

• spring-loaded

• alkaline

Personnel performing visual examinations should have their eyes tested every:

• quarter

• 6 months

• year

• three years

When VT is performed, the inspectors eye should be at angle not less than:

• 15 degrees

• 30 degrees

• 45 degrees

• 60 degrees

With special equipment, digital UT readings can be taken on components at temperatures up to a maximum of:

• 1000°F

• 1250°F

• 1500°F

• 1750°F