Measurement and Instrumentation The difference between the measured value and the true value is called relative error gross error absolute error probable error relative error gross error absolute error probable error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is 90° 120° 0° 30° 90° 120° 0° 30° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Ammeters Wattmeters Ampere hour and watt hour meters Voltmeters Ammeters Wattmeters Ampere hour and watt hour meters Voltmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 50 W. 0 W. 25 W. 100 W. 50 W. 0 W. 25 W. 100 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A set of independent current measurements taken by four observers was recorded as : 117.02 mA, 117.11 mA, 117.08 mA and 117.03 mA. What is the range of error ? ± 0.065 ± 0.045 ± 0.054 ± 0.056 ± 0.065 ± 0.045 ± 0.054 ± 0.056 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The repeat accuracy of an instrument can be judged from its Dynamic error Static error Standard deviation of error Linearity error Dynamic error Static error Standard deviation of error Linearity error ANSWER DOWNLOAD EXAMIANS APP
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