Measurement and Instrumentation What is the approximate input impedance of a CRO? 0 1 MΩ 100 MΩ 10 MΩ 0 1 MΩ 100 MΩ 10 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ is used to measure the flow of air around aeroplane. nucleus. Orifice. Venturimeter. Anemometer. nucleus. Orifice. Venturimeter. Anemometer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ? ±3.5% ± 1% ± 2.5% ± 1.5% ±3.5% ± 1% ± 2.5% ± 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is Short-circuited None of these Faulty All right Short-circuited None of these Faulty All right ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 250V voltmeter has a guaranteed accuracy of 2% of full scale reading. What is the percentage of error if it measures 150V? 3.33% 1% 5% 2% 3.33% 1% 5% 2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Dynamic errors are caused by observational error human error environmental error instrument not responding fast observational error human error environmental error instrument not responding fast ANSWER DOWNLOAD EXAMIANS APP