If a body starts moving from rest its
initial velocity is
ų
V
zero
m/s​

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Two waves maximally constructively interfere at a point in space. among the options below, select the possible value of their phase difference at that point in space.a. zerob. πc. π/2d. not determinable by the information provided

Ineed to answer this problem but i lack in knowledge, what should i study to answer this problem? i have never used derivatives in a physics problem so i'm not sure what's happening and i can't find videos explaining.