railway RRB JE (CBT I + CBT II) Mock Test 2024 Signals and Systems Discrete Time Signals and Systems Elementary Discrete Time Signals
Which one of the following satisfy the given condition?
r(t) = t, for t > = 0
r(t) = 0, for t < 0
1
Parabolic function
2
Unit step function
3
Impulse function
4
Ramp function