Laplacing the surd

[yuri6996]

can anyone advise me any way to convert this equation to s-domain by using laplace transform
TQ...

 

[HallsofIvy]

H(t) is the Heaviside step function? Well, $\sqrt{0}= 0$ and $\sqrt{1}= 1$ so $\sqrt{H(t)}= H(t)$!

 

[yuri6996]

err HallsofIvy
are u asking me that the H(t) is the Heaviside step function or not
because actually i didnt know

the H(t) in my problem is the height of the water level
its differ with time

hope u can assist me
TQ in advance...