Reg No.:

Max. Marks: 100

10

GSS ಆ

52028

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FIRST SEMESTER B.TECH DEGREE EXAMINATION, DECEMBER 2018

Course Code: EE100 ச

Course Name: BASICS OF ELECTRICAL ENGINEERING
PART A
Answer all questions, each carries 4 marks,
Explain Kirchhoff’s voltage and current law with example.
Compare electric and magnetic circuits.
Calculate the RMS and average values of a purely sinusoidal current having peak
value 154.
What is the phase angle relationship between applied ac voltage and circuit
current in a purely inductive circuit? Prove your answer.
What factors are taken in to account while selecting the site for thermal power
plant?
Distinguish between primary transmission and secondary transmission.
Explain the principle of operation of single phase transformer.
What is back e.m.f. concerned with DC motors. Write the voltage equation
representing back emf.
Calculate the speed of a 6 pole, 50Hz, 400V 3-phase induction motor when it is
operating at a slip of 2%.
With neat diagram, explain the working of split phase induction motor.

PART ए
MODULE (1-4)

Answer any four questions, each carries 10 marks.
Find current in 100 ohm resistor using node analysis.

20 ohm
۷ 30 ohm ۷

லை | ` ന്ത കമത്തി "यु

2
ग 1
®
60 V ४ ‏هما‎ 50 ohm < 100 ohm
| | 4
‏لے‎
‎T

40V

Page 1 2

Duration: 3 Hours

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