Current Electricity - Result Question 44
46. A thermocouple of negligible resistance produces an e.m.f. of in the linear range of temperature. A galvanometer of resistance 10 ohm whose sensitivity is div, is employed with the termocouple. The smallest value of temperature difference that can be detected by the system will be
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####46. A thermocouple of negligible resistance produces an e.m.f. of
c3eec34ec6b1fad69db54a20ad4b2dca40c2aa54 (a)
(b)
(c)
(d)
[2011M]
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Answer:
Correct Answer: 46. (d)
Solution:
- (d) 1 division
Current for