When σ>0, then what is the condition on ‘r’?
When σ>0, then what is the condition on ‘r’? Correct Answer r>1
We know that z=esT Now substitute s=σ+jΩ and z=r.ejω, that is represent ‘z’ in the polar form On equating both sides, we get r=eσT Thus when σ>0, the value of ‘r’ varies from r>1.