Tag: #wheatstonebridgecircuit
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EK General Mar 2024 (Q2)
(a) Describe, with the aid of a sketch, a temperature measuring instrument that uses the principle of operation of a change in resistance with the application of heat (6) (b) Describe how the instrument sketched in part (a) is tested and calibrated (4) Instrumentation & control Mar 2024 (Q2)
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EK General Jul 2021 (Q2)
(a) Describe, with the aid of a sketch, an explosimeter for the detection of combustible gas (6) (b) Describe how the instrument sketched in part (a) is tested and calibrated (4) Control system Jul 2021 (Q2)
