M Minato_shiki Mar 31, 2019 Please help me sir , i have an exam next week , https://www.physicsforums.com/threads/derivative-of-unit-step.446405/ i didn't understand that chain role
Please help me sir , i have an exam next week , https://www.physicsforums.com/threads/derivative-of-unit-step.446405/ i didn't understand that chain role
J J john bastian Sep 20, 2014 tim may i ask a question why the fluid go faster in a narrow tube than a thicker tube?