In the following partial differential equation, \theta is a function of t and z. and D and K are functions of \theta {D}(\theta) {\partial^{2} \theta}/{\partial z^{2}}+\frac{\partial K(\theta)}{\partial z}-\frac{\partial \theta}{\partial t}=0 The above equation is

Correct Answer is : A second order non-linear equation

A second-degree non-linear equation

A second order non-linear equation

A second-degree linear equation

GATE Civil Engineering (CE) 2020 Shift 1 Solved Paper

Question : 34 of 65

Marks: +1, -0

In the following partial differential equation,

θ

is a function of

t

and

z

. and

D

and

K

are functions of

θ

{D}(θ) \;{∂^{2} θ}/{∂ z^{2}}+\;{∂ K(θ)}/{∂ z}-\;{∂ θ}/{∂ t}=0

The above equation is

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