Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 63.25o. 150o. 30o. 105.6o. 63.25o. 150o. 30o. 105.6o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the approximate input impedance of a CRO? 1 MΩ 100 MΩ 0 10 MΩ 1 MΩ 100 MΩ 0 10 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Change in velocity / time Force x displacement Mass x velocity Mass x acceleration Change in velocity / time Force x displacement Mass x velocity Mass x acceleration ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is a vector quantity? Relative permeability. Flux density. Magnetic field intensity. Magnetic potential. Relative permeability. Flux density. Magnetic field intensity. Magnetic potential. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Current Resistance Voltage Frequency Current Resistance Voltage Frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? PT. Distribution transformer. CT. Power transformer. PT. Distribution transformer. CT. Power transformer. ANSWER DOWNLOAD EXAMIANS APP
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