List of top Instrumentation Engineering Questions

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.

The value of the alternating current which is equal to the DC current that gives the same heating effect over a fixed period of time is called:

“Any linear circuit containing several voltage sources and resistances can be reduced to an equivalent single voltage source and resistance” is according to:

“Any two-terminal active circuit containing voltage sources and resistances, when viewed from its output terminals, is equivalent to a constant current source and an internal resistance.” This represents:

“A linear bilateral network containing several sources... the algebraic sum of the currents or voltages of each individual source considered separately with all others made inoperative” is according to:

If there is a common branch with a voltage source alone between two meshes, then the combination is called:

Voltage across a short circuit is:

Which of the following laws states that “Algebraic sum of the currents at a node is zero”?

Internal resistance of an ideal voltage source is:

"Whenever magnetic flux linked with a closed coil changes, an induced emf is setup in the coil and lasts as long as the change in magnetic flux continues." This is:

The mechanical force per unit charge at a given point is called:

The energy stored in a capacitor \( C \) when a voltage \( V \) exists across it is:

A standard three-lead frontal plane ECG is taken from a person with a normal heart. The peak amplitude of R wave is

The treadmill test is used to diagnose