Q62
The Dirac-delta function δ(t) is defined as
A.
\delta \left( t \right) = \left\{ {\matrix{
{1,} & {t = 0} \\
{0,} & {{\rm{otherwise}}} \\
} } \right.
B.
\delta \left( t \right) = \left\{ {\matrix{
{\infty ,} & {t = 0} \\
{0,} & {{\rm{otherwise}}\,} \\
} } \right.
C.
\delta \left( t \right) = \left\{ {\matrix{
{1,} & {t = 0} \\
{0,} & {{\rm{otherwise}}} \\
} } \right.\,\,{\rm{and}}\,\int\limits_{ - \infty }^\infty {\delta \left( t \right)dt = 1}
D.
\delta \left( t \right) = \left\{ {\matrix{
{\infty ,} & {t = 0} \\
{0,} & {{\rm{otherwise}}} \\
} } \right.\,\,{\rm{and}}\,\int\limits_{ - \infty }^\infty {\delta \left( t \right)dt = 1}
AnswerAnswer: Option D
Solution
Answer: Option D
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