91. The amplifier which has no drift is called as
92. Function of microscope is
S1: To magnify object, under observation
S2: To resolve the object
S1: To magnify object, under observation
S2: To resolve the object
93. In a LVDT, the two secondary voltages
94. Test electrode is also known as
95. Quartz and Rochelle salt belongs to ___________ of piezo-electric materials
96. A ___________ is usually a display device used to produce a paper record of analog wave form.
97. ____________ fiber is used in interferometric instruments.
98. Fidelity represents
S1: Reproduction of signal
S2: Reproduction of phase relation
S1: Reproduction of signal
S2: Reproduction of phase relation
99. In an amplifier, the coupling capacitors are employed for
100. The application of LVDT is
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