List of top Questions asked in TS PGECET

A synchro is mainly used to measure

An LVDT produces an output of \(5\,\mathrm{mV/mm}\) sensitivity. For an excitation of \(10\,\mathrm{V}\) and displacement of \(2\,\mathrm{mm}\), the output voltage is

An orifice meter is installed in a pipe of diameter \(20\,\text{cm}\). If the discharge coefficient is assumed constant, the flow rate is proportional to

A rotary encoder has \(360\) pulses per revolution. The angular resolution is

Which signal conditioning circuit is used with piezoelectric transducers?

The main function of an instrumentation amplifier is to

Which of the following is a constant loss in an electric machine?

Semiconductor strain gauges typically have much higher gauge factors than metallic strain gauges, primarily due to

Piezoelectric transducers are best suited for measurement of

A DC motor has an input power of \(5\,\text{kW}\) and total losses of \(1\,\text{kW}\). The efficiency of the motor is

An RC high-pass filter has \(R=10\,\text{k}\Omega\) and \(C=0.01\,\mu\text{F}\). The cut-off frequency is

For a series RLC circuit, the impedance locus is plotted in the complex plane, the impedance circle is at

A \(50\,\mathrm{Hz}\) sinusoidal voltage has a peak value of \(141\,\mathrm{V}\). Its RMS value is

In a parallel resonant circuit, the line current at resonance is

Which of the following is TRUE?

The power measured during the open-circuit test mainly represents

If a solenoid has \(500\) turns, length \(0.5\,\text{m}\) and cross-sectional area \(4\times10^{-4}\,\text{m}^2\), then its self-inductance is

A series RLC circuit has \(L=0.1\,\mathrm{H}\) and \(C=10\,\mu\mathrm{F}\), then the resonant frequency is

Which of the following best represents an ideal current source?

An AC circuit has \(V_{\mathrm{rms}}=230\,\mathrm{V}\), \(I_{\mathrm{rms}}=5\,\mathrm{A}\) and power factor \(=0.8\), then the active power consumed is

A series RLC circuit has \(L=0.5\,\text{H}\), \(C=0.02\,\text{F}\). For critical damping, the required resistance \(R\) is

In Thevenin's theorem, if a circuit has \(V_{th}=20\,\mathrm{V}\), \(R_{th}=4\,\Omega\), then the load current for \(R_L=4\,\Omega\) is

A continuous random variable \(X\) has the density function \[ f(x)= \begin{cases} e^{-x}, & x>0, 0, & \text{elsewhere}, \end{cases} \] then the expected value of \[ g(x)=e^{\frac{2x}{3}} \] is

Biot--Savart's law is most suitable for calculating magnetic field due to

For a binomial variate \(X\) if \(n=5\) and \[ P(X=1)=8P(X=3), \] then its variance is