Find the values of $k$ for which the following equation have real and equal roots:

$k^2{x}^2-2(2k-1)x+4=0$

Find the values of $k$  for which the following equation have real and equal roots:

$(k+1)x^2-2(k-1)x+1=0$

Find the values of $k$ for which the following equation have real and equal roots:

$x^2+k(2x+k-1)+2=0$

Find the values of $k$ for which the following equation have equal roots

$2x^2+kx+3=0$

Find the values of $k$ for which the following equation has real roots

$kx(x-2)+6=0$

Find the values of $k$ for which the following equation have equal roots:

$x^2-4kx+k=0$

$kx(x-2\sqrt{5})+10=0$

Find the values of $k$ for which the equation $kx(x-3)+9=0$ will have real and equal roots.

Find the values of $k$ for which the following equation have real and equal roots:

$4x^2+kx+3=0$