List of top Instrumentation Engineering Questions asked in Andhra Pradesh Post Graduate Engineering Common Entrance Test

Schering bridge is used to:
Q meter operates on the principle of:
A PMMC meter rated at 100 $\mu$A is used in a rectifier type of instrument which uses full wave rectification. What is the sensitivity on sinusoidal AC?
PMMC type instrument normally used for:
Kelvin’s double bridge is used for the measurement of:
Two resistances $100 \pm 5\,\Omega$ and $150 \pm 15\,\Omega$ are connected in series. If the errors are specified as standard deviations, the resultant error will be:
What is the main advantage of a JFET-cascade amplifier?
The least suitable transducer for static pressure measurement is:
Which one of the following oscillators is used for generation of high frequencies?
A linear variable differential transformer (LVDT) is:
A properly biased JFET will act as a:
The type of power amplifier which exhibits crossover distortion in its output is:
Piezoelectric crystals produce an EMF when:
Piezoelectric transducers are:
A 741-type op-amp has a gain bandwidth product of 1 MHz. A non-inverting amplifier using this op-amp and having a voltage gain of 20 dB will exhibit a 3 dB bandwidth of:
What is the order of minimum displacement that can be measured with a capacitive transducer?
Capacitive transducers are normally used for:
To reduce the effect of fringing in a capacitive type transducer,
If the differential voltage gain and the common mode voltage gain of the differential amplifier are 48 dB and 2 dB respectively, then its common mode rejection ratio is:
Psychrometer is used for the measurement of:
Value of pH solution is 4. It indicates that the concentration of hydrogen ions is:
A variable reluctance type tachometer has 60 rotor slots. If the counter records 3600 counts per second, then the speed is:
Which of the following is an inverse transducer?
A force digital transducer measures the pressure in the range of 0-200 N with a resolution of 0.1% of full scale. The smallest charge it can measure is:
Which of the following is used to measure the thermal conductivity?