best mechanical teacher on entire youtube platform. I am watching your channel since 2019. Thanx a lot sir for providing quality education at no cost. I always cleared my concept through your lectures. 😍😍
Sir brake shoes rubbing karne se life nahi basti. Jo brake shoes me smootnesh yani chikna paan as Jatta h. Rubbing karne se waha per gripping Baad jati h yani friction jyada Hota h aur brake efficiency increase ho jati h.