List of top Instrumentation Engineering Questions

If a real function \( f(t) \) has a Fourier Transform \( F(\omega) \), then the Fourier transform of \( f(t) - f(-t) \) is:
A computer has a memory space of \( 2^{16} \) and word length of 24 bits. Each memory chip has 10 address lines and 8 data lines. Number of chips required is:
The Boolean expression \( \overline{A + B + \overline{C}} \) is equal to:
An ideal op-amp has the characteristic of an ideal:
For the active filter shown, the DC gain and the 3 dB cutoff frequency are nearly: \[ C_1 = 1.0\ \text{nF},\ R_1 = 15.9\ \text{k}\Omega,\ R_2 = 159\ \text{k}\Omega \]
DC gain and the 3 dB cutoff frequency are nearly
The output voltage \(V_o\) of the circuit is:
output voltage Vo of the circuit
In the circuit shown, the ideality factor \( \eta \) of the diode is unity and the voltage drop across it is 0.7 V. The dynamic resistance of the diode at room temperature is approximately:
the ideality factor η of the diode is unity and the voltage drop across
A forward-biased silicon diode has a voltage drop of 0.64 V at negligible current. When the current is 1 A and it dissipates 1 W, the ON resistance of the diode is:
For the given circuit, the diode \( D \) is ideal. The power dissipated by the \( 300\ \Omega \) resistor is:
power dissipated by the 300 Ω resistor is
A shaft encoder attached to a DC motor has a sensitivity of 500 pulses per revolution. A frequency meter connected to the encoder output indicates 5500 Hz. The speed of the motor in rpm is:
The total inductance of two inductances \(L_1\) and \(L_2\) with series opposing connection and mutual inductance \(M\) is:
Force on a current-carrying conductor placed in a magnetic field is given by:

Consider the loop transfer function \(\frac {K(s+6)}{(s+3)(s+5)}\). In the root locus diagram the centroid will be located at:

When nuclear radiations pass through, gas ionization is produced. This is the principle of which of the following detectors?

The device shown here is most likely to be _____ .

A force sensor has a sensitivity of 0.01 mV/N. If the sensor outputs a voltage of 2 mV, what is the corresponding force (in Newtons)?
The ac series circuit is composed of a resistance of 20 \(\Omega\), inductive reactance of 40 \(\Omega\) and capacitive reactance of 15 \(\Omega\). If a current of 1 Ampere is flowing, then what is the applied voltage value?
____ is a part of the human temperature control system

Using masons gain formula, find the non-touching loops in terms of loop gains:

Which among the following transducer is an example of active transducer?
An ammeter is inserted in ____.
Which of the following is the frequency range of ultrasonic detection?
Electroencephalogram is obtained from bioelectrical signals from the?
A device which converts electrical energy in the form of a current into optical energy is called as ____.
In the fiber optic link, power transfer from one fiber to another and from fiber to detector must take place with ____ coupling efficiency.