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- Subject
- Engineering Mechanicsmechanical-engineering-mcqs › engineering-mechanics
- Published
- 25 Jan 2019
- Last updated
- 28 May 2026
Explanation
Since the ladder rests on a smooth ground, there is no friction at the base. The frictional force at the top, where the ladder touches the wall, acts upward to prevent slipping. Hence, the frictional force at the upper end is directed upwards.
More Engineering Mechanics MCQs
Practice related questions from the same subject.
- 1.Which of the following statements is incorrect?
- 2.Identify the false statement among the following regarding the center of gravity (C.G.):
- 3.What occurs when two couples lying in the same plane have moments that are equal in magnitude but opposite in direction?
- 4.What is the name of the frictional force that acts once an object is already in motion?
- 5.What is the term for the ratio between limiting friction and the normal force?
- 6.A framed structure is considered perfect when it has how many members in relation to the number of joints?
- 7.When analyzing stresses in frames using the method of sections, the frame is split by an imaginary cut that should not intersect more than how many members with unknown forces?
- 8.Where is the centroid of a triangle located?
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