A little boy pulls a 24.0-kg block over a rough
horizontal surface by a constant force of 11.0 N acting
at an angle of 37.0° as shown. If the boy pulls the box
6.20 m in 2.15 minutes, what would be his average
power output?
a. 3.51 W c. 5.83 W
b. 4.66 W d. 28.5 W
Not sure where to start with this question.
Yes, i know its physics, but that forum is dead.

Question

A little boy pulls a 24.0-kg block over a rough
horizontal surface by a constant force of 11.0 N acting
at an angle of 37.0° as shown. If the boy pulls the box
6.20 m in 2.15 minutes, what would be his average
power output?
a. 3.51 W c. 5.83 W
b. 4.66 W d. 28.5 W
Not sure where to start with this question.
Yes, i know its physics, but that forum is dead.

anonymous · Answer

This could help: http://www.wingspaneyphysics.com/Physics_Supplemental_Problems/Problems_10_11_Key.pdf

sweetburger · Answer

says teh webpage is unavailable

sweetburger · Answer

@sillynikki1 that link doesnt work :/

anonymous · Answer

my best guess is A or C ;)

anonymous · Answer

C has a better chance of getting you a 100% correct

sweetburger · Answer

ok thanks

sweetburger · Answer

would like to see how to work it out though

surry99 · Answer

Power = Work/time

sweetburger · Answer

i know how do i find the work @surry99

surry99 · Answer

first thing to do is draw a free body diagram of the block

sweetburger · Answer

alright

sweetburger · Answer

what next?

sweetburger · Answer

|dw:1418761715357:dw|