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Measurement and Instrumentation - Interview Questions and Answers

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81. Systematic errors are
A. instrumental errors
B. environmental errors
C. observational errors
D. all of the above
Explanation:
82. In an energymeter braking torque is produced to
A. safe guard it against creep
B. brake the instrument
C. bring energy meter to stand still
D. maintain steady speed and equal to driving torque
Explanation:
83. An instrument transformer is used to extend the range of
A. induction instrument
B. electrostatic instrument
C. moving coil instrument
D. any of the above
Explanation:
84. Standard resistor is made from
A. platinum
B. maganin
C. silver
D. nichrome
Explanation:
85. The gravity controlled instrument has crowded scale because current is proportional to
A. balancing weight
B. deflection angle
C. sine of deflection angle
D. sine of deflection angle
Explanation:
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