Measurement and Instrumentation The internal resistance of an ammeter should be Very small Infinity High Medium Very small Infinity High Medium ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High frequencies High load on the transformer Power frequencies Low frequencies High frequencies High load on the transformer Power frequencies Low frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In measurement system, the function of the signal manipulating elements is to to perform non liner operation like clipping filtering, chopping and clamping. to perform linear operation like addition and multiplication. change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. to perform non liner operation like clipping filtering, chopping and clamping. to perform linear operation like addition and multiplication. change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the name of physical quantities which are independent of each other? Fundamental quantity Derived quantity Numerical quantity None of these Fundamental quantity Derived quantity Numerical quantity None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. 300∠90° ohm. 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. 300∠90° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Systematic errors are All of these instrument errors. environmental errors. observational errors. All of these instrument errors. environmental errors. observational errors. ANSWER DOWNLOAD EXAMIANS APP
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