Q$.19$ Calculate the super$-$elevation to be provided to

get same maximum permissible speed by super$-$

elevation and transition curve formula with cant

deficiency of $75$ mm $.($Take radius of curve as

$500$ m and length of transition curve to be $50$ m $)$

$($a$)89$ mm

$($b$)165$ mm

$($c$)118$ mm

$($d$)75$ mm