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
effect of bounded conductor
ans c inc . L dec
4 qs. on torque
torque = NBIA
5 PROB OF HITTING A TARGET IS .25 . A PERSON FIRES 4
TIMES . WHAT IS THE PROB OF HITTING 2 TIMES
. THIS QS . IS COMMON IN ALL BRANCH PAPERS .
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