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EPRI part A Study Guide with correct Answers
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EPRI part A Study Guide
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EPRI part A Study GuideThe temperature of a transmitter is 20-300 degrees F. The output signal is 3-15 psig.
What would be the expected output signal for an input temperature of 175 degrees F? -
Answers -195/320=.609(16)+3=9.64 psig
Most flow measurements occur under __________________ conditions. - Answers -
turbulent
Six cubic feet of a liquid is 400 pounds. the Specific Gravity of the liquid is... - Answers -
400/(62.430*6=374.58) = 1.068
Full compensation of a remote reading thermometer would typically be provided by... -
Answers -secondary capillary
An increase in viscosity of a liquid will result in a ________ Reynolds number - Answers
-lower
A tank contains 9 cubic feet of a liquid. The liquid weighs 470 pounds. The specific
gravity of the liquid is... - Answers -470/(62.43*9=561.87)=.836inwc
In most process control systems the process measurement is derived from a... -
Answers -sensor
A type of OPEN CHANNEL flow meter which is typically used to measure WATER flow
is the ... - Answers -Parshall Flume
when using a voltmeter without a reference junction to measure the out put of a
thermocoulple it is necessary to... - Answers -Subtract the reference junction millivolts
from the instruments voltage reading
A type of level transmitter which would require that the vessel containing the liquid was
open to the atmosphere would be a... - Answers -bubbler
A bubbler has the following instruments connected as part of the control loop; FI1001,
PCV1001, LIT1001, LIC1001. Which device would most commonly be used for the flow
indicator? - Answers -Rotameter
The most common unit of measure for liquid pressure or level is... - Answers -inches of
water
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