Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of ______________ will facilitate the most accurate measurement of the temperature ?

(A) Copper ()
(B) Steel (X)
(C) Aluminiumher (X)
(D) Brass (X)

Answers: Temperature of hot gases flowning in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of copper facilitate the most accurate measurement of the temperature .