Which of the following thermocouples has the least temperature measurement range ?

A. Iron-constantan
B. Chromel-alumel
C. Copper-constantan
D. Platinum-platinum/rhodium

A. A monotonic increase
B. A monotonic decrease
C. Initially increasing and then decreasing
D. Increasing decreasing and then increasing

A. Chromatograph
B. Sling psychrometer
C. Mass spectrometer
D. Polarimeter

A. Bimetallic thermometers
B. Thermocouples
C. Thermostats
D. Relays for opening & closing of electrical circuits

A. Alloys
B. Solids
C. Isotopes
D. None of these

A. Phosphor bronze
B. Monel metal
C. Stainless steel
D. Cast iron