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Cu06997 lecture 2_answer

Henk Massink
Henk Massink

This document discusses concepts related to forces, densities, and fluid pressures. It defines key terms like force, weight, gravity, density of water and soil. It also discusses concepts like buoyancy, Pascal's law, and calculating fluid pressure. It provides an example problem about calculating forces on walls and bottom of a water tank based on the pressure, density and depth of the water.

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Newton Force F= m . g F= Force [N] m=Weight [Kg] g=earths gravity = 賊 10 [m/s2] Water m = . V [kg/m3] . [m3]=[kg] fresh water =1000 [kg/m3] salt water =1025 [kg/m3]
Exercise buoyancy [Opdrijving] Will buoyancy [opdrijving] occur???? +6 m NAP ground water level +5 m NAP 5m 0,20 m Culvert 3m Empty 0 m NAP concrete=2400 [kg/m3] cross-section soil=1600[kg/m3]
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer
Exercise Pascals law The tank contains fresh water. Width of the tank is 2,44 m. Question 1 Calculate the force on wall AB and CD Question 2 Calculate the force on bottom BC Question 3 Calculate the total weight of the water and compare this water the answer of 2. Explain the difference.
General pressure intensity Pressure [Pa=N/m2] Force [N] Area on which the force acts [m2] Fluid Pressure at a point 癌 = = =
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer
Cu06997 lecture 2_answer

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Cu06997 lecture 2_answer

  • 1. Newton Force F= m . g F= Force [N] m=Weight [Kg] g=earths gravity = 賊 10 [m/s2] Water m = . V [kg/m3] . [m3]=[kg] fresh water =1000 [kg/m3] salt water =1025 [kg/m3]
  • 2. Exercise buoyancy [Opdrijving] Will buoyancy [opdrijving] occur???? +6 m NAP ground water level +5 m NAP 5m 0,20 m Culvert 3m Empty 0 m NAP concrete=2400 [kg/m3] cross-section soil=1600[kg/m3]
  • 6. Exercise Pascals law The tank contains fresh water. Width of the tank is 2,44 m. Question 1 Calculate the force on wall AB and CD Question 2 Calculate the force on bottom BC Question 3 Calculate the total weight of the water and compare this water the answer of 2. Explain the difference.
  • 7. General pressure intensity Pressure [Pa=N/m2] Force [N] Area on which the force acts [m2] Fluid Pressure at a point 癌 = = =