Similarly, V for minimum drag these are straight forward for you all know all these things this only will help you to go back and revise the notes so that whenever I take some assumption you understand what I am doing, there is no objection here.
आप वापस जाकर नोट्स रिवाइज कर सकते हैं ताकि हम जो भी अनुमान यहां ले रहे हैं वह आप समझ सके।