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Signals and Systems
Signals
Energy and Power Signals

Questions mapped to Energy and Power Signals under Signals.

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Q#1 Signals GATE EE 2024 (Set 1) MCQ +2 marks -0.66 marks

The input  and the output  of a system are related as

 

nonlinear.

linear and time-invariant.

linear but not time-invariant.

noncausal.

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Q#2 Signals GATE EE 2024 (Set 1) MCQ +2 marks -0.66 marks

Consider the discrete-time systems  and  defined as follows:                                       

 

 

Which one of the following statements is true?

 and  are BIBO stable.

 and  are not BIBO stable.

 is BIBO stable but  is not BIBO stable.

 is not BIBO stable but  is BIBO stable.

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Q#3 Signals GATE EE 2024 (Set 1) NAT +2 marks -0 marks

If the energy of a continuous-time signal  is  and the energy of the signal  is , then  is ________ (rounded off to 1 decimal place).

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Q#4 Signals GATE EE 2018 (Set 1) MCQ +2 marks -0.66 marks

The signal energy of the continuous-time signal

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Q#5 Signals GATE EE 2017 (Set 2) NAT +1 mark -0 marks

The mean square value of the given periodic waveform f(t) is ______

Z:\PY\EE\Redreaw figure\Signal & System\updated\Signal & system\135-17.jpg

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Q#6 Signals GATE EE 2011 (Set 1) MCQ +2 marks -0.66 marks

A zero mean random signal is uniformly distributed between limits –a and +a and its mean square value is equal to its variance. Then the RMS value of the signal is

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Q#7 Signals GATE EE 2005 (Set 1) MCQ +2 marks -0.66 marks

For the triangular waveform shown in Figure, the RMS value of the voltage is equal to

Q33.jpg

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Q#8 Signals GATE EE 2004 (Set 1) MCQ +2 marks -0.66 marks

The RMS value of the periodic waveform given in figure is

Q31.jpg

1.5 A

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Q#9 Signals GATE EE 1999 (Set 1) MCQ +1 mark -0.33 marks

The RMS value of a half-wave rectified symmetrical square wave current of 2A is:

1A

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Q#10 Signals GATE EE 1995 (Set 1) MCQ +1 mark -0.33 marks

The RMS value of the periodic waveform S(t), shown in figure is:

D:\1Mayu\Gate-9\JPG\JPG\1995\1995\Q1_1.5.jpg

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