Browse categories

  • General Aptitude - 227 questions
  • Engineering Mathematics - 369 questions
  • Networks, Signals and Systems - 193 questions
    • Circuit Analysis - 0 questions - Node and mesh analysis, superposition, Thevenin's theorem, Norton’s theorem, reciprocity. Sinusoidal steady state analysis: phasors, complex power, maximum power transfer. Time and frequency domain analysis of linear circuits: RL, RC and RLC circuits, solution of network equations using Laplace transform. Linear 2-port network parameters, wye-delta transformation.
    • Network Solution Methods - 104 questions - nodal and mesh analysis; Network theorems: superposition, Thevenin and Norton’s, maximum power transfer; Wye‐Delta transformation; Steady state sinusoidal analysis using phasors; Time domain analysis of simple linear circuits; Solution of network equations using Laplace transform; Frequency domain analysis of RLC circuits; Linear 2‐port network parameters: driving point and transfer functions; State equations for networks.
    • Continuous-time Signals - 89 questions - Fourier series and Fourier transform, sampling theorem and applications.
    • Discrete-time Signals - 0 questions - DTFT, DFT, z-transform, discrete-time processing of continuous-time signals. LTI systems: definition and properties, causality, stability, impulse response, convolution, poles and zeroes, frequency response, group delay, phase delay.
  • Electronic Devices - 127 questions - Energy bands in intrinsic and extrinsic semiconductors, equilibrium carrier concentration, direct and indirect band-gap semiconductors. P-N junction, Zener diode, BJT, MOS capacitor, MOSFET, LED, photo diode and solar cell.
  • Analog Circuits - 120 questions
  • Digital Circuits - 101 questions
  • Control Systems - 46 questions - Basic control system components; Feedback principle; Transfer function; Block diagram representation; Signal flow graph; Transient and steady-state analysis of LTI systems; Frequency response; Routh-Hurwitz and Nyquist stability criteria; Bode and root-locus plots; Lag, lead and lag-lead compensation; State variable model and solution of state equation of LTI systems.
  • Communications - 62 questions - Fundamentals of error correction, Hamming codes, CRC.
  • Electromagnetics - 89 questions - Rectangular and circular waveguides, light propagation in optical fibers, dipole and monopole antennas, linear antenna arrays.
  • Others - 1,770 questions