(SEM I) THEORY EXAMINATION 2021-22 BASIC ELECTRICAL ENGG

This question paper for BASIC ELECTRICAL ENGINEERING (KEE-101) is divided into three major sections – A, B, and C, and students must attempt all sections. The paper checks conceptual understanding, numerical problem-solving, and application of electrical engineering principles.

SECTION A — Very Short Answer (20 Marks)

10 questions × 2 marks each
This section covers fundamental definitions and basic concepts, including:

Form factor & peak factor

Kirchhoff’s Laws

EMF & power factor

Superposition theorem

Commutator function

Transformer kVA rating

Slip, synchronous speed

No-load phasor diagram of transformer

SECTION B — Short/Descriptive Questions (30 Marks)

Attempt any 3 out of 5 (10 marks each)
Questions include derivations, explanations and numerical problems on:

Transformer EMF equation & efficiency condition

DC motor parts and EMF generation calculation

Thevenin’s theorem, Nodal analysis

Superposition theorem numerical solution

SECTION C — Long Numerical/Analytical Questions (50 Marks)

Five subsections (Q3–Q7) — attempt any one from each.
Topics include:

Network reduction & Norton’s theorem

RLC resonance, bandwidth, quality factor

Admittance, power factor, supply current

Transformer performance calculations

DC generator/motor speed & EMF

Slip-torque characteristics, induction motor slip

Short notes on MCB, MCCB & batteries