W=Fs where F is ..

**N**s is ..m3 Answers · Science & Mathematics · 08/06/2011

... 3.38

**J**. (I got that part.) NO the work on 20.0**N**= 5.625**J But**how does it work with friction? Assuming the coefficient of kinetic friction...3 Answers · Science & Mathematics · 03/10/2011

...10) When I plug that into wolfram alpha, I get F = -3.80 (

**N**)1 Answers · Science & Mathematics · 30/07/2020

...both vectors are in the same plane (i-hat and

**j**-hat), we know that the cross product will be in the k-hat direction... that it asks the torque before the angle,**but**whatever. Angle can be found by making...1 Answers · Science & Mathematics · 16/06/2012

... the distance over which the average force...average force...is applied.

**But**Favg <> F = kdX, F is sort of...2 Answers · Science & Mathematics · 27/06/2015

... stored in spring = PE = (1/2)kx^2=21

**J**spring constant = k = 443**N**/m. Stretch = x = sq rt (2PE/k) x = sq rt [2*21/443]= x = sq...2 Answers · Science & Mathematics · 16/02/2008

.... (350N x 2 metres). She then might carry it any distance,

**but**if she then put it down, NO work will have been done. "...2 Answers · Science & Mathematics · 16/09/2011

... = FavgS = k dX dX/2 = 1/2 k dX^2 = 2.5

**J**. We need k to verify the answer; so F/dX = k = 5/.5 = 10**N**/m. Then... QE = (1/2)*10*.5^2 = ? You can do the math...1 Answers · Science & Mathematics · 06/02/2013

...16/3)*[4^3 -2^3)

**j**. or P(4) -P(2) = Po(say)= 50*i - (896/3)***j**kg m s^-1 or**N**s or = 50*i - 298.67***j**magnitude of Po = sq rt[50^2 + 298.67^2] = 303**N**...1 Answers · Science & Mathematics · 24/03/2011

You have probably done 5

**N*** 30 cm = 150**J But**you must convert cm to meter, so 5**N*** 0.3 m = 1.5**J**4 Answers · Science & Mathematics · 03/09/2012