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Social ScienceIf energy of signal f(t) is E then what will be the energy of the signal f(2t)?
If energy of signal f(t) is E then what will be the energy of the signal f(2t)?
Expert Answer
For any signal f(t), then energy of the signal is defined as
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E- t
Using equation (1), the energy of the signal f(2t) will be
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E, (2) d ->(2)
To simplify equation (2), let’s assume that k=2t. Therefore, the following can be ob...
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dk ->(3) 2 dk 2dt => dt = dk 2 SCE)P"dk-->(4) => E2 2
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