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100 coplanar forces each equal to 10 N a...

100 coplanar forces each equal to 10 N act on a body. Each force makes angle `(pi)/(50)` with the preceding force. What is the resultant of the forces

A

1000N

B

500N

C

250N

D

zero

Text Solution

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The correct Answer is:
To solve the problem of finding the resultant of 100 coplanar forces, each equal to 10 N and making an angle of \(\frac{\pi}{50}\) radians with the preceding force, we can follow these steps: ### Step 1: Understand the Configuration of Forces We have 100 forces acting on a body, each with a magnitude of 10 N. Each force is separated by an angle of \(\frac{\pi}{50}\) radians from the preceding force. This means that the forces are arranged in a circular manner around a point. ### Step 2: Calculate the Total Angle The total angle formed by the 100 forces can be calculated as: \[ \text{Total Angle} = \text{Number of Forces} \times \text{Angle between Forces} = 100 \times \frac{\pi}{50} = 2\pi \] This indicates that the forces complete a full circle. ### Step 3: Analyze the Resultant of the Forces When forces are arranged in such a way that they complete a full circle (i.e., the total angle is \(2\pi\)), they form a closed polygon. In this case, since the forces are evenly distributed around a point, they will cancel each other out. ### Step 4: Conclusion Since the forces form a closed polygon, the resultant of all these forces is zero. Therefore, the resultant force acting on the body is: \[ \text{Resultant} = 0 \, \text{N} \] ### Final Answer The resultant of the forces is \(0 \, \text{N}\). ---

To solve the problem of finding the resultant of 100 coplanar forces, each equal to 10 N and making an angle of \(\frac{\pi}{50}\) radians with the preceding force, we can follow these steps: ### Step 1: Understand the Configuration of Forces We have 100 forces acting on a body, each with a magnitude of 10 N. Each force is separated by an angle of \(\frac{\pi}{50}\) radians from the preceding force. This means that the forces are arranged in a circular manner around a point. ### Step 2: Calculate the Total Angle The total angle formed by the 100 forces can be calculated as: \[ ...
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