J
0
object as the object moves in the x direction from the origin to x=5.00 m. Find the
work W = JF. dr done by the force on the object.
第 29 題詳解:
5m
P6.29 W = [ F ·dř = [ (4xî + 3yĵ)N · dxî
W
5 m
(4
0 - (4 N/m)
(4 N/m)xdx + 0=(4N/m)-
ASUS
X
O
5 m
50.0 J
23°C 多雲