Q208
The continuous time unit-step function is defined by
A.
u\left( t \right) = \left\{ {\begin{array}{*{20}{c}}
{1,}&{t > 0} \\
{0,}&{t < 0}
\end{array}} \right.
AnswerB.
u\left( t \right) = \left\{ {\begin{array}{*{20}{c}}
{1,}&{t \geqslant 0} \\
{0,}&{t < 0}
\end{array}} \right.
C.
u\left( t \right) = \left\{ {\begin{array}{*{20}{c}}
{1,}&{t > 0} \\
{0,}&{t \leqslant 0}
\end{array}} \right.
D.
u\left( t \right) = \begin{array}{*{20}{c}}
{1,}&{t \ne 0}
\end{array}
Answer: Option A
Solution
Answer: Option A
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