# (Paper) Telco Papers Pattern (Technical & Aptitude)

**Telco
Papers Pattern (Aptitude & Technical)**

__APTITUDE:__**1.0.0024/.012*.006=**

**2.A square is inscribed in a circle , radius of the
circle is 'a'.Area of the square=**Ans:2a^2

**3.The angle of a triangle is 1:2:2 then the triangle
is**Ans:isosceles

**4.X's salary is 150% of Y, and Z's salary is 75% of Y,
their total salary is**Ans:1000

**5.g[x]=1+x/2, then value of g[2x] in terms of g[x] is**

**6.If X<Y ,which of the following is greater than X and
less than Y**Ans:sqrt(X*Y)

**7. For the sequence 4,8,6,18,15,.....,the next number
is**

**8.to find the relationship between X & Y for the given
value**ans:4X+2=Y

**9.(X*) is the largest integer but less than X.find the
value of (5.2*) + (4*)-(2*)=?**Ans:6

**10. Series of An is given by (An-1)^3,if first value
of An is 1 find the series up to four steps **Ans:0,-1,-8,-729

**11.Simple questions based time and distance**

**12.In a city 90% people has car, 15% has motorcycle,
100% has car or motorcycle then how many of them have only car and motorcycle.**

**13.Two problems are based upon coding**

**14.There was a short passage giving clue of sequence
of different items eg. lathe , compressor... Six problems are based upon their positions
(reasoning)**

**15.One reading comprehension was given of which atleast 7 to 8 questions were asked.**

__Technical Paper of Electrical and Electronics__**1.(s+a)(s+b)/(s+c)(s+d) at what phase diff. freq tends to infinity**

**2. least power is consumed in ttl,cmos etc**

**3.which of the following represents an integrater
there were four fig. having opamp and arrangement of capacitors and resistors**

**4.the resolution of adc depends on
add line,data line,clock,none of these**

**5.the speed of microprocessor depends on
add line data line clock none**

**6.the motor is started in star and run at delta to
ans reduce rush in current**

**7.best speed regulation in dc motor
series shunt universal none**

**8.ques on emitter follower calculation and its input resistance**

**9.its output resistance**

**10.ques on feedback amplitude**

**11.input impedence of opamp is high low**

**12.16 bit add line may address how many locations**

**13.two ques on simple resistance calculations**

**14.a ckt is given containing a battery resistance and
inductor find steady state current**

**15.ques on ttl cmos rtl and dtl comparison**

**16.which is used for power factor improvement
and synchronus motor**

**17.induction motor running on no load has
and low power factor**

**18.speed of induction motor can be controlled by
voltage,freq,both,none**

**19.igbt is ans power amplifier**

**20.one ques on bridge rectifier**

**21.the logic value 1 of ttl is some voltage (1.7,.8 etc)**