Measuring MCQ - Electrician (Set-1) with Answers

Measuring MCQ - Electrician (Set-1) with Answers

46) Which of the following material is preferred for permanent magnet used in the instrument ?

Answer is:

Alnico

Explanation:

Alnico is preferred for permanent magnet used in the instrument.

47) The precision of measurement depends on the range of the instrument selected. What is the general rule for selection of range of instrument ? Measured value should be :

Answer is:

above the mid-scale

48) As a general rule before connecting the meters to the circuit, we should see whether pointer is at zero or not. This rule is not applicable in case of :

Answer is:

megger

49) A megger is exclusively designed for measuring :

Answer is:

very high resistance

50) Which instrument is used for measuring the medium resistances directly ?

Answer is:

Ohm meter

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