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If a signal f(t) has energy E, the energy of the signal f(2t) is equal to
E
`E/2`
2E
4E
how
Answer
over 11 years ago
Neha suman
Answers
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energy means the area of the square of signal [f(t)] from minus infinite to plus infinite. when you take the signal as f(2t) it is the compressed version of original signal in time domain.so area becomes half.there by energy also
over 11 years ago
Noor moham...
Doubts in this Question
0
explain
over 9 years -
+918187876040
0
how we can get this?
almost 11 years -
Anusha
1
E=lim integration -T t0 T |x(t)|^2
about 11 years -
Atique
1
can u explain brifly
about 11 years -
Thejaswini
0
why?
over 11 years -
Sakshi arora
0
what is the explanation?
over 11 years -
Sakshi arora
8
how?
over 11 years -
Kashif Iqbal
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