Prob.#1: Choose the best answer: 1. Position sensor based on the location of a magnetic core within electrically excited

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Prob.#1: Choose the best answer:
1. Position sensor based on the location of a magnetic core within
electrically excited coils, used in some pressure
transducers:
a) Diaphragm, b) LVDT, c) Capillary Tube, d) Rheostat, e) NA
2. An accordion-like device that generates a displacement
proportional to pressure.
a) Diaphragm b) Orifice, c) Deadweight, d) Bellows, e) NA
3. Level control system useful only for electrically conductive
fluids
a) Electrode, b) Buoy, c) Bin-o-Matic, d) Radar, e) NA
4. Flow meter where there is no obstruction of the same to achieve
the measurement
a) Venturimeter, b) Orifice, c)Bin-o-Matic, d)Doppler, e) NA
5. Useful level control system for bulk solids
a) Electrode, b) Buoy, c) Bin-o-Matic, d) Radar, e) NA
6. Bridge circuit useful in temperature transducers based on
resistance changes
a) Maxwell , b) Wheatstone , c) Hay , d) Wien , e) NA
7. Characteristic that indicates the differences between the
measured value and the actual physical value
a) Precision, b) Sensitivity, c) Accuracy, d) Repeatability, e)
NA
8. Ratio between the increase in the measured value vs. the
increase in the input signal
a) Precision, b) Sensitivity, c) Accuracy, d) Repeatability, e)
NA
9. Error given by instrument readings in the lower or upper third
of its scale
a) Systematic, b) Repeatability, c) Random, d) Total, e) NA
10. Temperature meter based on photo-thermal effects
a) Thermocouple, b) Pyrometer, c) Thermistor, d) By Bridge Circuit,
e) NO