engineering recuitment MAHATRANSCO AE Electrical Mock Test Signals and Systems Introduction To Signals and Systems Classification of Signals
Which of the following is false for a continuous time signal?
1
Any signal can be expressed as the sum of an odd and an even signals
2
Sum of two periodic signals is always periodic
3
Any periodic signal can be expressed as sum of sinusoidal signals
4
Sum of two periodic signals is not always periodic
5
Continuous sinusoidal signals are always periodic