A thermocouple is a temperature-measurement device that consists of two dissimilar metal wires joined at one end. An oversimplified diagram follows. Metal 1 POTENTIOMETER V(mV) Metal 2 A voltage generated at the metal junction is read on a potentiometer or millivoltmeter. When certain metals are used, the voltage varies expon with the temperature at the junction of the two metals: V(mV) - а еxp(ь.Т ( С) An iron-constantan thermocouple (constantan is an alloy of copper and nickel) is calibrated by inserting its junction in boiling water and measuring a voltage 6 mV, and then inserting the junction in gold at its melting point and measuring 72 mV. 1. Using linearization method find the value of the constant a and b. 2. Derive and equation for V measured in V in terms of T measured in ('R).
A thermocouple is a temperature-measurement device that consists of two dissimilar metal wires joined at one end. An oversimplified diagram follows. Metal 1 POTENTIOMETER V(mV) Metal 2 A voltage generated at the metal junction is read on a potentiometer or millivoltmeter. When certain metals are used, the voltage varies expon with the temperature at the junction of the two metals: V(mV) - а еxp(ь.Т ( С) An iron-constantan thermocouple (constantan is an alloy of copper and nickel) is calibrated by inserting its junction in boiling water and measuring a voltage 6 mV, and then inserting the junction in gold at its melting point and measuring 72 mV. 1. Using linearization method find the value of the constant a and b. 2. Derive and equation for V measured in V in terms of T measured in ('R).
Related questions
Question
![A thermocouple is a temperature-measurement device that consists of two dissimilar metal wires joined at
one end. An oversimplified diagram follows.
Metal 1
POTENTIOMETER
V(mV)
Metal 2
A voltage generated at the metal junction is read on a potentiometer or millivoltmeter.
When certain metals are used, the voltage varies expon with the temperature at the junction of the two
metals:
V(mV) = a exp(b.T (°C))
An iron-constantan thermocouple (constantan is an alloy of copper and nickel) is calibrated by inserting
its junction in boiling water and measuring a voltage 6 mV, and then inserting the junction in gold at its
melting point and measuring 72 mV.
1.
Using linearization method find the value of the constant a and b.
2.
Derive and equation for V measured in V in terms of T measured in ('R).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8f60b556-d203-46cf-ac06-f8f9e38f5272%2F0530f3e1-17a1-4e85-bc29-91091f5353d9%2Feu3j6ul_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A thermocouple is a temperature-measurement device that consists of two dissimilar metal wires joined at
one end. An oversimplified diagram follows.
Metal 1
POTENTIOMETER
V(mV)
Metal 2
A voltage generated at the metal junction is read on a potentiometer or millivoltmeter.
When certain metals are used, the voltage varies expon with the temperature at the junction of the two
metals:
V(mV) = a exp(b.T (°C))
An iron-constantan thermocouple (constantan is an alloy of copper and nickel) is calibrated by inserting
its junction in boiling water and measuring a voltage 6 mV, and then inserting the junction in gold at its
melting point and measuring 72 mV.
1.
Using linearization method find the value of the constant a and b.
2.
Derive and equation for V measured in V in terms of T measured in ('R).
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)