Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Logarithmic scale Exponential scale Square-law scale Linear scale Logarithmic scale Exponential scale Square-law scale Linear scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? Moving - coil meter. Thermocouple meter. Moving - iron meter. VTVM. Moving - coil meter. Thermocouple meter. Moving - iron meter. VTVM. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is 0.023mA 0.007mA 0.1mA 0.05mA 0.023mA 0.007mA 0.1mA 0.05mA ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows an ellipse. sinisoidal. a straight line. a circle. an ellipse. sinisoidal. a straight line. a circle. 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 Standard ohm One ohm according to working standards One ohm according to SI units One international ohm Standard ohm One ohm according to working standards One ohm according to SI units One international ohm ANSWER DOWNLOAD EXAMIANS APP
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? 105.6o. 63.25o. 150o. 30o. 105.6o. 63.25o. 150o. 30o. ANSWER DOWNLOAD EXAMIANS APP
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