InterviewSolution
Saved Bookmarks
| 1. |
Consider the equaitonof line abarz + abarz+ abarz + b=0, whereb is arealparameterand a isfixed non-zero complex number. The interceptof line on imaginary axis is givenby |
|
Answer» `(b)/(bara-a)` Let thePQbe thesegement intercept between axes. Forintercept on real AXIS `Z_(R)`. `z =BARZ` `rArr Z_(R)(a+ bara) + b =0` ` rArr Z_(R) = (-b)/(a + bara)` For interceptonimaginary `Z_(1)` `z +barz = 0` `rArr Z_(1)(bara - a) + b=0` `rArr Z_(1)= (b)/(a+bara)` For mid-point, `z= (Z_(R) + Z_(I))/(2)` `rArr z =(-b)/(2)[(1)/(bara+a)+(1)/(bara +a)]` `z= (BARAB)/((a + bara)(a-bara))` `rArr z = (barab)/(a^(2) -(a)^(2))` `(z[a^(2)-(a)^(2)])/(bara) = barz((bara)^(2) - (a)^(2))/(a)` `rArr az + bar(az) =0` |
|