List of top Instrumentation Engineering Questions

The OPAMP shown in the figure is:

Match amplifier class with its conduction cycle:

A Class B push-pull complementary symmetry amplifier uses:

The potential difference between the input terminals of an op-amp can be treated as nearly zero if:

In a sample and hold circuit with two buffers, one at input and the other at output, the primary requirement for both buffers is:

The operational amplifier uses differential input stage with a constant current source mainly to obtain:

The input resistance of the op-amp circuit shown is:

In which of the following applications is the operational amplifier used in **nonlinear mode**?

For a single-stage BJT common base amplifier:

If both the junctions of a transistor are forward biased, then it will be in:

The common collector transistor configuration has the following property:

If the amplitude is proportional to the core movement, then the output of a Differential Transformer (LVDT) is a:

The thermocouple pair that gives the maximum sensitivity of around 273 K is:

Which of the following meters has the lowest pressure drop for a given range of flow?

The primary standard instrument used for calibrating vacuum is:

The least suitable transducer for static pressure measurement is:

Poisson’s ratio of a metal is 0.35. Neglecting the piezo resistive effect, the gauge factor of the strain gauge made up of this metal is:

The output of LVDT with input mechanical motion of 10 Hz and excitation frequency of 400 Hz will contain frequencies:

Among bonded metal strain gauges, the foil type is more popular than wire type because:

Which of the following is a derived unit in the SI system?

Pirani gauge operation is based on the following principle:

The transformation ratio in a transformer is (1-primary, 2-secondary, N-turns, E-voltage):

Fractional pitch winding is used in DC machines to:

In a parallel RC circuit, the supply current always \underline{\hspace{2cm}} the applied voltage.