Measurement and Instrumentation The errors introduced by an instrument fall in which category ? Environmental errors Gross errors Systematic errors Random errors Environmental errors Gross errors Systematic errors Random errors ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ? 1.5% & 99% 1.25% & 98.75% 1.25% & 98.25% 1.5% & 98.75% 1.5% & 99% 1.25% & 98.75% 1.25% & 98.25% 1.5% & 98.75% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one the following statements is correct? The application of the instrument in wrong manner in the procedure of measurement results in a/an systematic error instrument error gross error random error systematic error instrument error gross error random error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of high direct voltage, one would use _____ voltmeter. PMMC Moving iron Hot wire Electrostatic PMMC Moving iron Hot wire Electrostatic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is designed to measure up to about 2V with a slide wire of 800 mm. A standard cell of emf 1.18 V obtains balances at 600 mm. A test cell is seen to obtain balance at 680 mm. The emf of test cell is 1.5 V. 1.7 V. 1 V. 1.34 V. 1.5 V. 1.7 V. 1 V. 1.34 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Force x displacement Change in velocity / time Mass x acceleration Mass x velocity Force x displacement Change in velocity / time Mass x acceleration Mass x velocity ANSWER DOWNLOAD EXAMIANS APP
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