The angle between the direction of applied forces and the main plough – InterviewSolution

1.	The angle between the direction of applied forces and the main plough (or blade of plough), in a wooden plough is __________
Answer» greater than `90^(@)` `90^(@)` `60^(@)` less than `90^(@)` Solution :From the adjacent FIGURE, it is clear that the angle is less than `90^(@)`.if the angle is `90^(@)`, then it is DIFFICULT to pull the plough, andhence the angle is always ACUTE.

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