Time and Work problems Shortcuts and tricks/eg-3/by VIS PROF

Time and Work problems Shortcuts and tricks/eg-3/by VIS PROF
contact and support us at
www.visprof.com/; www.facebook.com/visprof/

~-~~-~~~-~~-~
Please watch: "Rolling motion:lecture 10"
   • Rolling motion:lecture 10  
~-~~-~~~-~~-~