For example, just from this figure only I told you the Δ Pg1 is equal to Pg1′− Pg1 is equal to ΔF/R1 right. So, this is your delta slope characteristic.
उदाहरणार्थ ,या आकृतीवरून मी तुम्हाला सांगितले बरोबर बरोबर डेल्टा उतार वैशिष्ट्ये.