question_answer

A boy pulls a toy car with a force of 5 N by a string which makes an angle of \[30{}^\circ \] with the horizontal, in order to move the toy by the distance of 2m in horizontal direction. If the string were inclined at an angle of \[60{}^\circ \]with horizontal, how much pull would be applied along the string to move it through the same distance of 2 m?

A) 6.12 N

B) 5 N

C) 8.6 N

D) 3.5 N

E) None of these