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Measurement And Instrumentation MCQ Questions & Answers | ECE

Learn Measurement And Instrumentation MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Measurement And Instrumentation MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-6 section-1

Each section contains 100 MCQs on Measurement and Instrumentation .
51
The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100 ohms. This is to have full deflection when 100V is measured. What is the value of series resistor to be used?
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Answer & Solution
Answer: Option A
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52
A spring controlled indicating instrument has a deflection of 90° for maximum current I. The corresponding deflection for a gravity controlled instrument is
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Answer: Option C
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53
PMMC type instruments normally use
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Answer: Option C
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54
Jewels are used in instruments for the purpose of
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Answer: Option D
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55
Which instrument has identical calibration for ac as well as dc values?
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Answer: Option A
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56
The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100 ohms. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used?
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Answer: Option B
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57
If the instrument is to have a wide range, the instrument should have
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Answer: Option D
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58
It can be stated that
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Answer: Option C
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59
To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken
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Answer: Option C
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60
With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be
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Answer & Solution
Answer: Option B
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