Measurement and Instrumentation The spring material used in a spring control device should have the following property. Should have low specific resistance Most be of low temperature co-efficient Should non magnetic All of the listed here Should have low specific resistance Most be of low temperature co-efficient Should non magnetic All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors mainly caused by human mistakes are systematic error. gross error. observational error. instrumental error. systematic error. gross error. observational error. instrumental error. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ryall crest voltmeter is used for measurement of AC voltage of any form High DC voltage High AC voltage Low frequency voltage AC voltage of any form High DC voltage High AC voltage Low frequency voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The ratio of change in output to the change in the input is called resolution precision repeatability sensitivity resolution precision repeatability sensitivity 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% & 98.25% 1.25% & 98.75% 1.5% & 98.75% 1.5% & 99% 1.25% & 98.25% 1.25% & 98.75% 1.5% & 98.75% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is One ohm according to working standards Standard ohm One international ohm One ohm according to SI units One ohm according to working standards Standard ohm One international ohm One ohm according to SI units ANSWER DOWNLOAD EXAMIANS APP