A force of
pounds exerted at an angle of
above the horizontal is required to slide a table across a floor (see figure). The table is dragged
src="https://sciemce.com/media/2/ppg__cognero__Section_8.4_Vectors_and_Dot_Products__media__70640418-f094-48b7-84ec-bb898ad12bd7.PNG" class="wirisformula" align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_85cf4ef7bc9748d6a284810d2" /> feet. Determine the work done in sliding the table.
?
?
A. 539.6 ft-lb
B. 599.6 ft-lb
C. 519.6 ft-lb
D. 579.6 ft-lb
E. 559.6 ft-lb
Answer: C
Mathematics