August
T05/T24/TES031/TML031/EE/20150819
2015
Basic Electrical Engineering
Instructions:
MARKS-80
Time: 3 Hrs
1. All questions are compulsory.
2. “Long Answer type Question (LAQ)” is a supply type
question of 15 marks which required a typical answer of about
60-80 lines in bout 32-40 minutes.
3. “Sort Answer type Question (SAQ)” is a supply type question
of 5 marks which required a typical answer of about 15-20 lines
in bout 08-10 minutes.
4. Figures to the right indicate marks allotted to the questions.
5. Assume suitable data if necessary
6. Use a nonprogrammable type of scientific calculator is
allowed
Marks
SECTION-A
Q.1 State & explain ohms’ Law with neat diagram. Four resistance 10
Ω,20 Ω,30 Ω,40 Ω are connected in parallel across 10V find
15
(a) Current through each resistor
(b)Total current Drawn
OR
Q.1 Explain following related to electron theory (1)structure of atom
(2)Electron orbit (3)Valance electron (4)Electron flow
15
Q.2 Find V1,V2,V3 of following circuit:
15
OR
15
Q.2
Find equivalent resistance between a & b
Q.3 Explain the principle of digital phase meter.
5
Q.4 Explain following terms
(1) Voltage(2) Current.
5
SECTION-B
Q.5 Explain with neat sketch Wheatstone bridge as light detector
15
OR
Q.5 Explain with neat sketch shunt type Ω meter. State it's Application
15
Q.6 A balanced star-connected load of (8+j6) Ω per phase s connected to
a balanced 3-phase 400V supply. Find the line current, power factor
& total volt-amperes.
15
OR
Q.6 A delta connected balanced 3-phase load is supplied from a 3phase,
400V supply. The current is 20A And the power taken by the load is
10,000W.
Find(a) impendence in each branch(b) line current (c) power
consumed
15
Q.7 Differentiate between AC& DC
5
Q.8 State and explain Fleming's Left Hand rule.
5
Computer Generated Random Question Paper dated: 16-07-2015 14:31:05
***BEST OF LUCK***