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दोस्तो ajj Ham apko HVAC के सारे related Interview questions answer dekh ke समझ सकते है..
Is video me app is video को देख के koi v Interview ko face कर सकते है....
Types of energy me एक initial energy के jagh me internal energy होगा, just h mistakes sorry friends.....or suction temperature ke जगह pressure by mistake bola gya hai....