List of top Questions asked in TS PGECET- 2026

A digital frequency meter counts 5000 pulses during a gate time of 0.1 s. The measured frequency is

The transconductance of MOSFET in saturation is

An energy meter makes 600 revolutions per kWh. If it makes 300 revolutions in 30 minutes, then the load power is

Resolution of a \(3\frac{1}{2}\) digit DVM is

A DC potentiometer has a potential gradient of 20 mV/cm. The balancing lengths for a standard cell and an unknown voltage are 75 cm and 120 cm respectively. If the standard cell voltage is 1.50 V, then the unknown voltage is

A PMMC instrument has full-scale deflection current of \(50\ \mu\text{A}\) and coil resistance of \(1\ \text{k}\Omega\). The resistance to be added in series to convert it into 10 V voltmeter is

A moving-iron voltmeter reads correctly on DC. If connected to a 50 Hz sinusoidal AC source whose RMS value equals the DC value, then the reading will be

A current transformer has ratio 500/5. If the burden is 2 VA at rated secondary current, the corresponding burden impedance is

The state equation of a dynamical system is: \(\dot{X} = AX + Bu\), where \([A]\) is a \(3 \times 3\) system matrix and \([B]\) is a \(3 \times 1\) input matrix. Then the controllability matrix \(Q_c\) is

Which of the following bridge is not used for the measurement of capacitance?

Feeding the distributor at more than one point

Sensitivity of the following open loop system is:

Choose the correct statement with reference to standard test signals

Time constant of a first order unit step input system is defined as the time at which unit step response reaches

Which of the following pair of electro-mechanical devices are part of Synchro?

Match the following electrical system with mechanical system based on current-force analogy:

The steady-state error of Type-2 system for a standard unit velocity input is

The centroid of the following system is \[ G(s)H(s) = \frac{K(s+10)(s+20)}{s^3(s+100)(s+800)} \]

For the following system, the angles of asymptotes are \[ G(s)H(s) = \frac{K}{s(s^2+2s+1)} \]

Natural frequency of oscillations of the following transfer function is \(\frac{C(s){R(s)} = \frac{1}{(s^2 + 0.5s + 1)}\):}

Compared with an induction motor, AC servo motor speed-torque characteristics and X/R ratio respectively are

The transfer function model of a system is the reshaping of the differential equations of which type of system?

The effect of increase in temperature on transmission lines:

In distribution systems, the size of conductor is determined by using:

Bonding of the cable is done to: