Q311
What are the advantages of resistance potentiometer? 1. They are inexpensive. 2. They are useful for measurement of large amplitudes of displacement. 3. Their electrical efficiency is very high and they provide sufficient output to permit control operations without further amplification.
A.
1 and 2 only
B.
1 and 3 only
C.
2 and 3 only
D.
1, 2 and 3
AnswerAnswer: Option D
Solution
Answer: Option D
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