51. Silver chloride electrode is used as a reference electrode due to its
52. In X-Y recorders, the self balancing potentiometers plot emf as a function of
53. In strip chart recorders, the self balancing potentiometers plot emf as a function of
54. When an ammeter is inserted in the circuit, the circuit current will ___________.
55. Stress and strain curves are plotted using
56. A recorder is said to have good frequency response when the sensitivity of the system is _________ for all frequencies present in the signal.
57. An inverse transducer is a device which converts
58. The materil used to coat inside the face of CRT is ___________.
59. Feedback in an amplifier always helps in
60. The capacitance microphone is used for the detection of
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