A low value of time constant can be achieved for a thermocouple by(i) Increasing the wire diameter(ii) Increasing the value heat transfer coefficient(iii) Use light metals of low density and low specific heat

A low value of time constant can be achieved for a thermocouple by(i)

1.	A low value of time constant can be achieved for a thermocouple by(i) Increasing the wire diameter(ii) Increasing the value heat transfer coefficient(iii) Use light metals of low density and low specific heat
A.	ii and iii
B.	i and iii
C.	i and ii
D.	i, ii and iii
Answer» B. i and iii

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A low value of time constant can be achieved for a thermocouple by(i) Increasing the wire diameter(ii) Increasing the value heat transfer coefficient(iii) Use light metals of low density and low specific heat

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