The impulse 𝛿(𝑡 ) and unit step function 𝑢(𝑡 ) are related to each other as:
A. 𝛿(𝑡 )=𝑑𝑢(𝑡 )/dt
B. 𝛿(𝑡 )= 𝑢(𝑡 )+𝑢(2𝑡 −1)
C. 𝛿(𝑡 )=∫𝑢(𝑡 )𝑑t
D. 𝛿(𝑡 )=2.𝑢(𝑡 )
Answer:A
The impulse 𝛿(𝑡 ) and unit step function 𝑢(𝑡 ) are related to each other as:
A. 𝛿(𝑡 )=𝑑𝑢(𝑡 )/dt B. 𝛿(𝑡 )= 𝑢(𝑡 )+𝑢(2𝑡 −1) C. 𝛿(𝑡 )=∫𝑢(𝑡 )𝑑t D. 𝛿(𝑡 )=2.𝑢(𝑡 )