The function denoted by the waveform given below is

F1 Shubham Ravi 26.07.21 D16

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VSSC ISRO Technical Assistant Electronics 14 July 2021 Official Paper
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  1. An even function
  2. An odd fucntion
  3. Unit step function
  4. Unit impulse function

Answer (Detailed Solution Below)

Option 1 : An even function
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Detailed Solution

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Concept:

If x(t) is an even function, then x(t) = x(-t). 

If x(t) is an odd function, then x(t) = -x(-t). 

Analysis:

Looking at the graph given in the question, we can see that f(t) = f(-t)

The graph is symmetrical with respect to t axis. 

Hence it is an even function. 

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