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∂(at) = ^1⁄a ∂(t), this property of unit impulse is called ______

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∂(at) = ^1⁄a ∂(t), this property of unit impulse is called ______

(a) Time shifting property

(b) Time scaling property

(c) Amplitude scaling property

(d) Time reversal property

I had been asked this question in an online quiz.

My question comes from Elementary Signals topic in division Signals and Systems Basics of Signals and Systems

1 Answer

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Correct option is (b) Time scaling property

The best I can explain: Impulse function exhibits shifting property, time scaling property. And time scaling property is given by∂(at) = ^1⁄a ∂(t).

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