为什么小木块a从圆弧上�下的过程中,圆弧对小木块的支持力不做功?只有a的重力做功(圆弧光�)求解答? 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseBed, Yak, Mountain goat, Ivy, Worms, Basset hound, Horse, Dam, Potters wheel, Bulldozer, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #5173 Super Meat Boy by Zorka Edding Giustinianovic


anonymous
anonymous
sketch #5061


anonymous
anonymous
sketch #3226 Goth Face


anonymous
anonymous
sketch #1950


anonymous
anonymous
sketch #4915 Marshall Lee Gopal Gopi


anonymous
anonymous
sketch #5341 Rafael Nadal by Alina Danielle


anonymous
anonymous
sketch #3360


anonymous
anonymous
sketch #2574


anonymous
anonymous
sketch #5277 League of Legends champions by Sylvie Rieux


anonymous
anonymous
sketch #4876 Luffy by Nycole Prietsch


anonymous
anonymous
sketch #3517 Scratch from Ice Age by VlAd Craciun


anonymous
anonymous
sketch #2144


anonymous
anonymous
sketch #3232


anonymous
anonymous
sketch #3604 Falling Manipati Surya


Ainhoa White
sketch #4301


Tom Kelly
sketch #12 my bear


Tom Kelly
sketch #643 Happy Valentines


anonymous
anonymous
sketch #4901 Adventure Time by Louisette Alain


anonymous
anonymous
sketch #3484 Red Hot Chili Peppers by Nik Zulqarnain


anonymous
anonymous
sketch #5039


anonymous
anonymous
sketch #3174 John Snow Helga Fon Stein


Donara Smbatyan
sketch #1452 donara


anonymous
anonymous
sketch #5133 Jiraiya by Saiful Farizam


Rachel Roe
sketch #2646 Buzzy bee on flowers


anonymous
anonymous
sketch #2552


anonymous
anonymous
sketch #4053


Tom Kelly
sketch #215 my mickey mouse

tomski为什么小木块a从圆弧上�下的过程中,圆弧对小木块的支持力不做功?只有a的重力做功(圆弧光�)求解答? 知乎 coloring