Basic Electrical Engineering — Minor 2026 question paper
MMMUT Mechanical Engineering previous year question paper for Basic Electrical Engineering (BEE-110), semester 1, Minor 2026. All 12 questions are listed below, each with a written answer on Nexsus.
Paper details
Subject: Basic Electrical Engineering (BEE-110)
Branch: Mechanical Engineering
Semester: 1
Exam: Minor 2026
Questions: 12
Questions asked in Basic Electrical Engineering Minor 2026
Q1(a). A three-phase 415 V, 50 Hz supply is connected to an unbalanced delta load with impedances: Zab=5+j3 ohm, Zbc=10-j4 ohm, Zca=7+j7 ohm. Calculate phase currents Iab, Ibc, Ica . Also calculate total power consumed. [4 marks]
Q1(b). Differentiate between series resonance and parallel resonance circuits. [4 marks]
Q1(c). Consider the circuit shown in figure (a).Determine the following: i) Open circuit voltage across AB terminals ii) Short circuit current through across the load terminals AB. [4 marks]
Q2(a). State and explain "Maximum Power Transfer Theorem" for DC network. [3 marks]
Q2(b). Explain the following: i) Bilateral and Unilateral Network ii) Lumped and Distributed Network. [3 marks]
Q2(c). In the network shown in Fig. (b), find the value of RL such that maximum possible power will be transferred to RL . Also find the value of the maximum power and the power supplied by source under these conditions. [3 marks]
Q3(a). A balanced load of 30 ohm per phase is connected in star across a 400 V, 3-phase supply. Calculate the line current and total power consumed. [3 marks]
Q3(b). Explain with phasor diagrams the behavior of a series RLC circuit at resonance. [3 marks]
Q3(c). In a series RLC circuit, R = 10ohm, L = 0.1H, and C = 100mf . Find the resonant frequency, Quality Factor Q, Bandwidth, Lower cut-off frequency and Upper cut-off frequency. [3 marks]