(Paper) SAMTEL PLACEMENT PAPER 2004 (APTITUDE, TECHNICAL)

PAPER: SAMTEL PLACEMENT PAPER 2004 (APTITUDE, TECHNICAL)

APTITUDE:

1 . a is 5 miles east of b . c is 10 miles southeast of b . find distace between a and c .
Ans: is root 34 .


2 Distance between a, b is 60 miles , c is 50 miles from both . find shortest distance between c and the highway connecting a b .


3. area of 2 squares r in the ratio 2:1 find the ratio of there perimeter .


4 2x+y= 2y+x find x-y .


5 *(*9) , * means twice the no. minus 10 ,
ans 6


6. a tank can be filled in 6 min by a pipe supplying 5 cu ft . length is 4 ft , breadth is half of length . find height .


7 . x/3=y/z then 9y^2=??


8. 2 no. on multiplication gives 10 , when added gives 7 . what is the largest of the two no.
ans 5


9. 36 chairs must be arranged in atleast 3 rows , min 3 chairs in each row , all rows are parellel . find the no, of rows .


10. there are 30 socks 60% are red . rest blue . min no of socks to be taken out to have stleast two blue .


11. a holds 40% shares . b holds 15000 shares , c holds 25% more than a . how many shares do b have .


12. 75 % of distance is covered at average speed of v miles /hrs in t time . remaining at an average at an average speed of s .
ans : vt/3s


13. x=y=2z , x*y*z=256 , find x .


ELECTRICAL:


1. velocity of em wave . given L and C


v= 1/root LC


2. f(xy)=x^2+y^2+xy+y+x


i no extremum


ii one max no min


iii no max no min


iv one max one min


3. reflection co-efficient zl+z0/zl-z0= v0 max/ v min


ans 150


4. Question on torque


torque = NBIA