A voltmeter is connected in a ___________ with the circuit component across which potential difference is to be measured.
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Electronics & Instrumentation
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The slewing speed of X-Y recorder is
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The resistance of LDR ____________ when exposed to radiant energy.
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Fiber optic sensor can be used to sense ____________.
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Most commonly used indicator electrode is
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To reduce common mode interference during recording of bio signals one can use __________.
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A series ohmmeter circuit uses a 3 V battery and a 1 mA meter movement. What is the half-scale resistance for this movement?
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The size of air cored transducers in comparison to the iron core parts is
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pH value of venous blood is
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The resolution limit of electron microscope is
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Silver chloride electrode is used as a reference electrode due to its
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In X-Y recorders, the self balancing potentiometers plot emf as a function of
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In strip chart recorders, the self balancing potentiometers plot emf as a function of
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When an ammeter is inserted in the circuit, the circuit current will ___________.
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Stress and strain curves are plotted using
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A recorder is said to have good frequency response when the sensitivity of the system is _________ for all frequencies present in the signal.
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An inverse transducer is a device which converts
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The materil used to coat inside the face of CRT is ___________.
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Feedback in an amplifier always helps in
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The capacitance microphone is used for the detection of
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