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ENEX 351Bachelor in Electrical Engineering · Semester 61 Paper Available

Signal Analysis

Past examination question papers and complete curriculum syllabus for Signal Analysis (ENEX 351), Bachelor in Electrical Engineering Semester 6 under Institute of Engineering (IOE), Tribhuvan University.

Sem 6 Subjects (5)View Full Semester Overview →
ENEE 351Power Plant DesignENEE 352Switchgear and ProtectionENCE 351Engineering EconomicsENEE 353Advanced Power System AnalysisENEX 351Signal Analysis
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Past Question Papers (PDF)

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6th-sem_Signal Analysis.pdf

IOE Past Examination Paper

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Most Frequently Asked Questions

Top recurring IOE board exam questions for Signal Analysis with verified mark schemes, formula notation, and recurrence frequency.

Showing 30 of 30 top repeated questions
7 Chapters · Click any chapter to expand
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Year-wise & Session-wise Exam Papers

Complete questions from each exam session (Regular & Back exams from 2082 to 2069) for Signal Analysis. Click any session paper to expand.

Showing 91 questions across 18 exam session papers
Institute of Engineering • 2083 Baishakh Board Examination
Q1[8 Marks]Signal Classification and Elementary Operations
Define and classify signals: continuous-time vs discrete-time, deterministic vs random, periodic vs aperiodic, and energy vs power signals. Determine if is an energy or power signal and calculate its total energy.
Also appeared in:2081 Bhadra2079 Chaitra2076 Chaitra
Q2[8 Marks]Continuous and Discrete Linear Time-Invariant Systems
Define Linear Time-Invariant (LTI) systems. Test the system for linearity, time-invariance, causality, and BIBO stability.
Also appeared in:2081 Bhadra2078 Chaitra
Q3[8 Marks]Continuous-Time Fourier Series and Transform
State Dirichlet conditions for the existence of Fourier series. Derive trigonometric and exponential Fourier series coefficients and .
Also appeared in:2080 Chaitra2078 Bhadra
Q4[8 Marks]Continuous-Time Fourier Series and Transform
State and prove properties of CTFT: Duality, Frequency Shifting (Modulation), Time Differentiation, and Convolution in time domain.
Also appeared in:2080 Baishakh2077 Chaitra
Q5[6 Marks]Discrete-Time Fourier Transform and DFT
Define the Discrete-Time Fourier Transform (DTFT) pair. Show that the spectrum is periodic with period .
Also appeared in:2081 Bhadra2079 Chaitra
Q6[8 Marks]Laplace Transform and s-Domain System Analysis
Define bilateral and unilateral Laplace Transform with Region of Convergence (ROC). Discuss ROC properties for causal, anti-causal, and two-sided signals.
Also appeared in:2081 Bhadra2078 Chaitra
Q7[8 Marks]Z-Transform and Discrete System Analysis
Define the Z-Transform pair with Region of Convergence (ROC). Discuss ROC properties for finite-duration, right-sided, left-sided, and two-sided sequences.
Also appeared in:2080 Chaitra2078 Bhadra
Q8[8 Marks]Sampling Theorem and Aliasing
State and prove the Nyquist-Shannon Sampling Theorem for bandlimited continuous-time signals. Derive the ideal reconstruction formula using the interpolation function.
Also appeared in:2081 Bhadra2079 Chaitra

Curriculum Syllabus & Course Topics

Sourced from TU curriculum portal
Full Syllabus (PDF)
Chapter-wise Units & Micro-Syllabus Topics (7 Units)

  1. 1. Signal Classification and Elementary Operations

    5

  2. 2. Continuous and Discrete Linear Time-Invariant Systems

    6

  3. 3. Continuous-Time Fourier Series and Transform

    8

  4. 4. Discrete-Time Fourier Transform and DFT

    8

  5. 5. Laplace Transform and s-Domain System Analysis

    6

  6. 6. Z-Transform and Discrete System Analysis

    6

  7. 7. Sampling Theorem and Aliasing

    4

Examination Scheme & Marks Distribution

Evaluation Structure

  • Final Board Theory Exam: 60 Marks (Pass mark: 24)
  • Internal Assessment: 40 Marks (Pass mark: 16)
  • Practical / Lab Exam: 25 or 50 Marks (Continuous lab evaluation + viva, where applicable)

* This is the general current IOE 60/40 scheme; verify course-specific details in the syllabus above.

Exam Preparation Guidelines

  • Review the available past examination paper to understand question styling, typical derivation topics, and marks allocation.
  • Practice drawing labeled circuit schematics, deriving transfer functions, and showing systematic mathematical steps.
  • Structure answers with labeled diagrams, concise bullet points, and highlight final answers in numerical solutions.
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Curriculum Syllabus & Marking Scheme