Question
Susan pulls on a rope sleigh with a force of 120 N. If the rope makes an angle of 25 degrees with the horizontal, what is the force that tends to lift the sleigh?
a)120.00 N
b)108.76 N
c)50.71 N
d)84.85 N
how would you know?
a)120.00 N
b)108.76 N
c)50.71 N
d)84.85 N
how would you know?
Answers
Steve
120 sin 25°
think about it -- a horizontal force (0°) does no lifting, and an upward force (90°) is all lift.
think about it -- a horizontal force (0°) does no lifting, and an upward force (90°) is all lift.
Taboka
50.71N