Measurement and Instrumentation What is the name of physical quantities which are independent of each other? None of these Fundamental quantity Derived quantity Numerical quantity None of these Fundamental quantity Derived quantity Numerical quantity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wattmeter reads 30.34 W. The absolute error in the measurement is - 2.22 W. What is the true value of power? None of these 25.45 W. 28.12 W. 32.56 W . None of these 25.45 W. 28.12 W. 32.56 W . ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read None of the listed here 0 A 2.5 A 5 A None of the listed here 0 A 2.5 A 5 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Figure show an RC potentiometer to measure AC voltage. It is desire that Vo/Vi should be independent of frequency. The value of C shoud be 11 µF. 0.09 µF. 10 µF. 0.1 µF. 11 µF. 0.09 µF. 10 µF. 0.1 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Change in velocity / time Mass x velocity Mass x acceleration Force x displacement Change in velocity / time Mass x velocity Mass x acceleration Force x displacement 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 SI units One ohm according to working standards One international ohm Standard ohm One ohm according to SI units One ohm according to working standards One international ohm Standard ohm ANSWER DOWNLOAD EXAMIANS APP