For a thermocouple, the neutral temperature is 270⁰C when its cold junction is at 20⁰C. What will be the neutral temperature and the temperature of inversion when the temperature of the cold junction is increased to 40⁰C?

Options

(a) 290⁰C and 580⁰C
(b) 270⁰C and 580⁰C
(c) 270⁰C and 500⁰C
(d) 290⁰C and 540⁰C

Correct Answer:

270⁰C and 500⁰C

Explanation:

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