Problem and solutions Fluid [ Edition 1 ]

1. The estimated volume of the granite monolith known with name of El Capitan in Yosemite national park is 10 ⁸ m ^3. How estimate mass?

2. How much estimate mass air in space seat 5, 8 mx 3.8 mx 2.8 m?

3. If you fad try smuggle bars gold with dimensions of 60 cm x 25 cm x 15 cm with enter it to backpack you, what mass?

4. Estimate v o lume you? (Hint: because you are biased swim just below the surface of the water in the pool, you will be able to estimate the density you well).

5. A bottle has a mass of 35 g when empty and 98.44 g when filled with water. When filled with another fluid, mass of 88.78 kg. What is the specific gravity of the fluid to another?

6. If 5 liters of antifreeze solution (specific gravity = 0.8) added to 4 liters of water to make a mixture of 9 liters, how many specific gravity of the mix?

7. What is the difference in blood pressure (mm-Hg) between the peaks of the head and feet of a 1.6 m tall when standing vertically?

8. Estimate the pressure exerted on the floor by a. Model 50 kg which stood for a moment on the right shoe (area = 0.05 cm ²⁾ and compare b. the press given by 1500 kg elephant standing on one foot (area = 800 cm ²⁾

9. (A) Calculate the total force of the atmosphere of the working surface of the table with a size of 1.6 mx 1.9 m. (B) What is the total work force upward on the bottom of the table.

10. In a movie, tarzan evade his hunters by hiding under water for a few minutes to breathe through a long thin reed. By considers the maximum pressure difference can endure the lungs and can still breathe is 80 mm Hg, calculate the depth of which can still be achieved.