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Triangular and Polygon law of Forces Video Lecture | Crash Course: Mechanical Engineering (ME)
FAQs on Triangular and Polygon law of Forces Video Lecture - Crash Course: Mechanical Engineering (ME)
| 1. What is the triangular law of forces? |  |
Ans. The triangular law of forces states that if two forces acting on a body are represented in magnitude and direction by the two sides of a triangle taken in order, then their resultant can be represented in magnitude and direction by the third side of the triangle taken in the opposite order.
| 2. What is the polygon law of forces? | |
Ans. The polygon law of forces states that if a number of forces acting at a point are represented in magnitude and direction by the sides of a polygon taken in order, then their resultant is represented in magnitude and direction by the closing side of the polygon taken in the opposite order.
| 3. How do you find the resultant of two forces using the triangular law of forces? | |
Ans. To find the resultant of two forces using the triangular law of forces, draw a triangle with the two forces as two sides. The third side represents the resultant force. Measure the magnitude and direction of the resultant force from the triangle and you will have the resultant.
| 4. Can the triangular law of forces be used for more than two forces? | |
Ans. No, the triangular law of forces can only be used to find the resultant of two forces. If there are more than two forces, the polygon law of forces should be used instead.
| 5. How does the polygon law of forces apply to real-life situations? | |
Ans. The polygon law of forces is commonly used in engineering and physics to analyze complex systems of forces. It can be applied to situations where multiple forces are acting on a single point, such as determining the forces acting on a structure or analyzing the forces in a mechanical system. By applying the polygon law of forces, engineers and physicists can accurately calculate the resultant force and its direction in order to design and optimize various systems.
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