Measurement and Instrumentation A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard condition. The maximum possible percentage error in the reading is 2% 1% 2.5% 1.5% 2% 1% 2.5% 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4 A. 4.47 A. 5.78 A. 2 A. 4 A. 4.47 A. 5.78 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO probe has an impedance of 500 kΩ in parallel with a capacitance of 10 pF. The probe is used to measure the voltage between P and Q as shown in figure. The measured voltage will be 3.53 V. 5 V. 4.38 V. 4.54 V. 3.53 V. 5 V. 4.38 V. 4.54 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In AC circuits, the connection of measuring instruments cause loading effect errors which may effect both of above. only phase of the quantity being measured. magnitude, phase and waveform of the quantity being measured. only the magnitude of the quantity being measured. both of above. only phase of the quantity being measured. magnitude, phase and waveform of the quantity being measured. only the magnitude of the quantity being measured. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because Current will decrease resistance The ohmmeter has its own internal battery Voltage source will increase resistance None of these Current will decrease resistance The ohmmeter has its own internal battery Voltage source will increase resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a gravity controlled instrument, the deflection angle is proportional Sine inverse of measurand Sine of the measurand Square of the measurand Measurand Sine inverse of measurand Sine of the measurand Square of the measurand Measurand ANSWER DOWNLOAD EXAMIANS APP
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