Measurement and Instrumentation The thermocouple instruments do not have High sensitivity Independence of ambient temperature Absence of frequency error High degree of measuring accuracy High sensitivity Independence of ambient temperature Absence of frequency error High degree of measuring accuracy ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of a milli-ammeter must be very low for high sensitivity. high precision. high accuracy. minimum effect on the current in the circuit. high sensitivity. high precision. high accuracy. minimum effect on the current in the circuit. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors introduced by an instrument fall in which category ? Random errors Environmental errors Gross errors Systematic errors Random errors Environmental errors Gross errors Systematic errors ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices should be used for accurate measurement of low D.C. voltage? None of these Small range thermocouple voltmeter C. potentiometer Small range moving coil voltmeter None of these Small range thermocouple voltmeter C. potentiometer Small range moving coil voltmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ? 6.66 N 0.3 N 0.15 N 3.33 N 6.66 N 0.3 N 0.15 N 3.33 N ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Purely mechanical instrument cannot be used for dynamic measurements because they have high inertia. All of these large time constant. higher response time. high inertia. All of these large time constant. higher response time. ANSWER DOWNLOAD EXAMIANS APP
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