Measurement and Instrumentation How many fundamental units are there ? 4 8 6 7 4 8 6 7 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Mass x acceleration Change in velocity / time Force x displacement Mass x velocity Mass x acceleration Change in velocity / time Force x displacement Mass x velocity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads 2 V. (2 + √3/2)V. 5 V. 0 V. 2 V. (2 + √3/2)V. 5 V. 0 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Potentiometer method of DC voltage measurement is more accurate than direct measurement using a voltmeter because It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It does not load the circuit at all. It loads the circuit to maximum extent. It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It does not load the circuit at all. It loads the circuit to maximum extent. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electrodynamic meter can be used to measure DC current. DC voltage. AC volatge. both AC and DC voltage. DC current. DC voltage. AC volatge. both AC and DC voltage. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resolution of an instrument is ability to distinguish polarity. the maximum non linearity. the maximum quantity it can measure. the minimum quantity it can measure. ability to distinguish polarity. the maximum non linearity. the maximum quantity it can measure. the minimum quantity it can measure. ANSWER DOWNLOAD EXAMIANS APP
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