Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 2 4 1 5 2 4 1 5 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ instruments are most sensitive. Moving iron Dynamometer Permanent magnet moving coil Hot wire Moving iron Dynamometer Permanent magnet moving coil Hot wire ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Null type recorders are bridge recorders. any one of the above. potentiometric recorders. LVDT recorders. bridge recorders. any one of the above. potentiometric recorders. LVDT recorders. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is 10 bar. 250 bar. 260 bar. 270 bar. 10 bar. 250 bar. 260 bar. 270 bar. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistances can be measured with the help of Ohmmeters and resistance bridges Wattmeters Voltmeters Ammeters Ohmmeters and resistance bridges Wattmeters Voltmeters Ammeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In DC potentiometer measurments, a second reading is often taken after reversing the polarities of the DC supply and the unknown voltage and the average of the two reading is taken. This is with a view of eliminate the effects of Errorneous standardisation. Ripples of the DC supply. Stray magnetic fields. Stray thermal emfs. Errorneous standardisation. Ripples of the DC supply. Stray magnetic fields. Stray thermal emfs. ANSWER DOWNLOAD EXAMIANS APP
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