F RSん M9 sin a Mg cos a alpha tan a

Q2 mathematical Mechanics

Extracted text: F RSん M9 sin a Mg cos a alpha tan a < alphaaa="" malp="" 3="" q="" no.="" 01="" a="" uniform="" solid="" cylinder="" is="" placed="" with="" its="" axes="" inclination="" to="" the="" horizontal="" is="" a.="" show="" that:="" 1.="" least="" coefficient="" of="" friction="" b/w="" it="" and="" the="" plane="" ,="" so="" that="" it="" rolls="" down="" and="" slide="" is="" tan="" a="" 2.="" if="" the="" cylinder="" is="" hollow="" and="" of="" small="" thickness,="" i="" on="" a="" plane="" whose="" q="" no.="" 02="" one="" end="" of="" thread="" which="" is="" wound="" on="" reel="" is="" fixed="" and="" the="" reel="" falls="" in="" vertical="" line.="" its="" axis="" being="" horizontal="" and="" unwound="" part="" of="" the="" thread="" being="" verticle.="" if="" the="" reel="" be="" a="" solid="" cylinder="" of="" radius="" a="" and="" weight="" mg.="" show="" that="" the="" acceleration="" of="" the="" centre="" of="" reel="" is="" g.="" and="" tension="" in="" thread="" is="" the="" lphaac.m.alpaa="" alphaaa="" m="" alphaa="" alphaaa_m="" alp="" demalphaaa_m="" alphaaa_m="" alphaaa_m="" alphaaz="" alphaaa="" m="" alphaaa="" m="" alphaaá="" alphaaa="" m="" malphaaa_m="" ea_malph="" alphaaa="" m="" alpha="" am.="" amalph="" malpha="" aa="" malphaaa="" emalph="" alpha="" nake="" alp="" alphaa="">