These are the few interview questions which are very important for Campus placements/IIT interviews/PSU interview in Ele...
Few Brain Teasers in ECE/TCE/IN Department 1
-t2
1.The int 1.The integr egral al (-t) (t) t 2 e dt eva evalua luates tes to (a) -4/3 (b) 0 (c) 4/3 (d) – 2/3 2. Point charge chargess = 1 nc and = 2 nc are at a distance apart. Which of the following statements are incorrect (a) force on is repulsive (b) The force on is the same in magnitude as that onQ1 (c) As the Distance between them decreases, the force on Q1 increases linearly linearly.. (d) The force on is along the line joining them (e) A point charge = -3 nc located at midpoint between Q1 andQ2 experience no net force 3. Suppose uniform field exists in room in which you you are working , such that that lines of of force force are Horizontal Horizontal and and at right right an gles to one wall. As you walk toward wall from which the lines of force emerge into room, are you walking toward ? (a) Points of higher potential (b) Points of lower potential (c) Points of same potential 4. Which of the following operations are not associative (a) inhibition (b) NOR (c) implication 5. Assuming ‘n’ element Boolean Algebra, Algebra, how many functions are are there for ‘m’ variables ? 6. In Transmission Transmission Lines, why we are considering considering R, L, G, C as Distributed parameters where where as in normal wires we are not ( ( considering them them as distributed : t t sin ( cos( T T 2 2 t ( 1-4 tT 7. Find the Fourier transform of the following signal (T 8. How long does it take an average electron electron to drift 1ìm in pure ‘Si’ at electric field of V/cm (a) 0.74 Psec (b) 10 Psec (c) 0.1 Psec (d) None 9. 1.
Cos
t c
H(t) +
s(t)
m(t)
_ j
1 +
- 10
m(t) =
H(t)
- 1000
Sin c t
i. Lowest positive c = 2ð × 10 rad/sec (a) Find Highest frequen frequency cy component of s(t)
_ -j
1000
10
5
2. 3.
6
(b) Find the Band width of s(t)
2
X e -x . dx = ?
(a) 0 (b) 320 (c) 160 Consider the circuit given below. Also,
(d) 960 i2
R2
R1 Vi
i1
+ V _
A o
+ _ Vo
(a) A F = V o Vi (amplification with feedback) _ (b) A o = V o/ V (amplifi (amplification cation without feedback) A o (c) Input resistance to A o is much greater than R 1 and R 2 is large and negative . (d) Output resistance of A o is much less than R 1 and R2 What is the dependenc dependencee of A F on A o GATE P S U
I E S
BANGALORE
_
Institute of Engineering Studies (IES,Bangalore), No. 1 Coaching Centre for GATE / IES / PGCET / PSU, in Bangalore Contact
MALLESHWARAM @ 9900399699 & JAYANAGAR @ 9741900225
GATE P S U
I E S
BANGALORE
The world’s largest digital library
Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions! Start Free Trial Cancel Anytime.
The world’s largest digital library
Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions! Start Free Trial Cancel Anytime.
Why GATE Preparation GATE is l
mandatory for pursuing M.Tech, MS in prestigious institutes viz.IISc Bangalore,IITs, NITs and other universities where good campus placements are available with attractive salary packages range from Rs.6 Lakhs to 30 lakhs per annum.
GATE Coaching l
helps you to get in-depth knowledge in core subjects like Communications, Microwave, Electro Magnetic theory, Satellites, Signals & Systems, Controls which are very crucial for campus placements.
One may not attend for l
B.Tech tuitions for individual subjects at all if B.Tech i f GATE coaching is taken. Which will definitely improve percentage. percentag e. We We are providing best faculty from Hyderabad & Delhi.
Some of l
the prestigious organizations like BARC, Mumbai call for interviews for scientist jobs, based on GATE score/percentiles. According to Economic Times, around 70 PSUs(like BHEL, IOCL, NTPC …) are recruiting through GATE 2012. It will obviously be increased for GATE 2013. Those who get good GA GATE TE scores, are generally selected.
If you have good l
rank in GATE, you can try for admission in M.B.A in IISc, Bangalore, NITIE, Mumbai, one of the best institutes for management courses after IIMs.
You will l
get an UGC scholarship of Rs.8000/- per month if you are qualified in GATE and studying M Tech in any college, based on GA GATE TE score.
If you don't have first class in engineering, it will be a hurdle to l
apply for some of the jobs where minimum 1st class is required. You You can overcome this obstacle by doing M.T M.Tech ech in a premier institute by securing a good GATE rank.
If you desire l
to excel in research and development, it is advisable to join j oin M.Tech/MS M.Tech/MS in IISc Bangalore or IITs and continue for Ph.D.
Try to Solve these problems and get upto u pto 50 % Concessions in GATE / IES Class room coaching Send Answers to onlineies.com@gm
[email protected] ail.com or call 99003 99699 For Important problems/downloads/e-books problems/downloads/e-books join at
http://groups.google.com/group/onlineies www.facebook.com/onlineIES Why Institute of Engineering Studies (IES,Bangalore) (IES,Bangalore) Best Faculties Comprising IIT Alumni / l
IES Officers / Professo Professors rs from reputed universities. (Check this link for feedback forms of last year students here at http://bit.ly/gatebangalore at http://bit.ly/gatebangalore )
Dedicated l
team for regular problem solving sessions. ( IES Bangalore is the only Institute which is doing separate problem solving sessions in Bangalore)
Study Materials l
+ Question banks + Old GATE/IES solved problems + Every weekend tests (Offline) + {45 topic level + 18 Subject level + 10 MOCK series }(Online) Almost 50% of aspirants from IES,Bangalore got selected in different PSUs during their stay in our Organization. (in l 8 months) l Largest Online community in
India (with more than 20,000 active users. Check our site at www.onlineies.com for Forums / Online Tests / Downloads)
l Taught / th
Run by IES officers / IIT Alum.
Got 4 , 23 l
rd
th
th
, 50 ,58 … AUTHENTIC ranks last year in GATE 2011
l Almost 60%
areas are covered in GATE 2012 paper from our 3 MOCK GATE exams in CSE branch. (You can check this with our MOCK exams available in our forums)
Produced 21 IES officers so far which is l
Max., compared to any other institute in Bangalore
