List of top Instrumentation Engineering Questions asked in Telangana State Post Graduate Engineering Common Entrance Test

The Boolean expression \( \overline{A + B + \overline{C}} \) is equal to:
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
An ideal op-amp has the characteristic of an ideal:
The output voltage \(V_o\) of the circuit is:
output voltage Vo of the circuit
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
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 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:
Force on a current-carrying conductor placed in a magnetic field is given by:
The total inductance of two inductances \(L_1\) and \(L_2\) with series opposing connection and mutual inductance \(M\) is: