This one is a bit confusing, because you can get C and D.. of course there's only 1 right answer...
------------------------------------
A stack of K-Rails, used for highway construction, are pulled along a ramp angled 35° to the ground with a force 11,780 N as shown below.

What is the horizontal force required to pull the K-Rails?

A. 6756.73 N

B. 2053.78 N

C. 8248.44 N

D. 9649.61 N

@satellite73
@jim_thompson5910

Question

This one is a bit confusing, because you can get C and D.. of course there's only 1 right answer...
------------------------------------
A stack of K-Rails, used for highway construction, are pulled along a ramp angled 35° to the ground with a force 11,780 N as shown below.

What is the horizontal force required to pull the K-Rails?

A. 6756.73 N

B. 2053.78 N

C. 8248.44 N

D. 9649.61 N

@satellite73 
@jim_thompson5910

anonymous · Answer

attachment

mosaic · Answer

Horizontal component = F * cos(35)
where F is the force parallel to the incline (==11, 780 N).

anonymous · Answer

sorry i know literally nothing about this stuff