An Air Force plane lands with a velocity of 125 m/s and accelerates at a maximum rate of -6.5 m/s2. a. From the instant the plane touches the runway, what is the minimum time needed for it to come to a complete stop?

b. Could this plane land on a naval aircraft carrier where the runway is 850 m long?

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?