GATE IN · 2022 · IN
Question 19: Sensors and Industrial Instrumentation
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Question 19
INMCQ1 markNeeds review
The figure shows a Chromel-Alumel thermocouple, where the junction A is held at temperature
, and a thermal emf
is measured using an ideal voltmeter between the open ends B1 and B2, both held at temperature
. Two identical copper wires are introduced between B1-C1 and B2-C2 as shown in the figure. When C1 and C2 are held at temperature
, the voltmeter reads a thermal emf
. Then, ______
Your answerChoose one option.
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2022IN
GATE IN 2022 · Paper 1
Instrumentation Engineering · Original paper archive
- Section
- Instrumentation Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 1 mark
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