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Which one of the following in a gravity dam, is the major resisting force?
- a)Uplift pressure
- b)Water pressure
- c)Wave pressure
- d)Self-weight of dam
Correct answer is option 'D'. Can you explain this answer?
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Which one of the following in a gravity dam, is the major resisting f...
The self-weight of the gravity dam acts through the center of gravity of the. Its calculated by the following formula – Where γm is the specific weight of the dam's material. 8. Water Pressure is the most major external force acting on a gravity dam.
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Hence, the correct option is (D)
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Which one of the following in a gravity dam, is the major resisting f...
Understanding Gravity Dams
Gravity dams are designed to hold back water using their own weight. The structural integrity and stability of these dams rely heavily on the forces acting on them.
Major Resisting Force: Self-Weight of the Dam
- The self-weight of the dam is the primary force that resists the pressure exerted by water.
- Being made of heavy materials like concrete, gravity dams are designed to ensure that their weight exceeds the forces acting to displace them.
Other Forces Acting on Gravity Dams
- Uplift Pressure: This is the pressure exerted by water that can push the dam upwards from underneath. While significant, it is countered by the weight of the dam.
- Water Pressure: The hydrostatic pressure from the water acts horizontally against the dam. This force increases with depth but is balanced by the dam’s weight.
- Wave Pressure: This refers to the force exerted on the dam by waves, particularly in reservoirs. While it can impact stability, it is relatively minor compared to the overall weight of the dam.
Conclusion
The self-weight of the dam serves as the major resisting force against all other pressures. It is this substantial weight that ensures stability and prevents the dam from sliding or overturning, making it the most critical factor in the design and functionality of gravity dams.
Gravity dams are designed to hold back water using their own weight. The structural integrity and stability of these dams rely heavily on the forces acting on them.
Major Resisting Force: Self-Weight of the Dam
- The self-weight of the dam is the primary force that resists the pressure exerted by water.
- Being made of heavy materials like concrete, gravity dams are designed to ensure that their weight exceeds the forces acting to displace them.
Other Forces Acting on Gravity Dams
- Uplift Pressure: This is the pressure exerted by water that can push the dam upwards from underneath. While significant, it is countered by the weight of the dam.
- Water Pressure: The hydrostatic pressure from the water acts horizontally against the dam. This force increases with depth but is balanced by the dam’s weight.
- Wave Pressure: This refers to the force exerted on the dam by waves, particularly in reservoirs. While it can impact stability, it is relatively minor compared to the overall weight of the dam.
Conclusion
The self-weight of the dam serves as the major resisting force against all other pressures. It is this substantial weight that ensures stability and prevents the dam from sliding or overturning, making it the most critical factor in the design and functionality of gravity dams.
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Which one of the following in a gravity dam, is the major resisting force?a)Uplift pressureb)Water pressurec)Wave pressured)Self-weight of damCorrect answer is option 'D'. Can you explain this answer?
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Which one of the following in a gravity dam, is the major resisting force?a)Uplift pressureb)Water pressurec)Wave pressured)Self-weight of damCorrect answer is option 'D'. Can you explain this answer? for SSC 2024 is part of SSC preparation. The Question and answers have been prepared according to the SSC exam syllabus. Information about Which one of the following in a gravity dam, is the major resisting force?a)Uplift pressureb)Water pressurec)Wave pressured)Self-weight of damCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for SSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which one of the following in a gravity dam, is the major resisting force?a)Uplift pressureb)Water pressurec)Wave pressured)Self-weight of damCorrect answer is option 'D'. Can you explain this answer?.
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