2. Indicate how each of the following can affect the determination ofvolume by water displacement:a.part of the specimen floats in waterb.air bubbles are trapped under the specimen3. Describe a method to determine the volume of a very small needle.4. Why is it necessary. to record the temperature when measuringdensity?5. How is the relative density of an object determined? What is therelative density of the liquid sample and the solid sample used in theexperiment?21

According to bartelby rule we are allowed to give only one answer if multiple question asked.So I…

Answered: 2. Indicate how each of the following…

2. Indicate how each of the following can affect the determination of volume by water displacement: a. part of the specimen floats in water b. air bubbles are trapped under the specimen

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Three glass containers containing water of the same temperature have different shapes and thickness. The distance between the top surface of the water and the bottom of each glass container is the same. Which of the following statements correctly characterizes the pressure at the bottom of the glass containers? (explain why) 2 3 a. Pressure at the bottom of all glass containers is the same. b. Pressure at the bottom of (2) and (3) are the highest because they have the same volume. c. Pressure at the bottom of (2) is the highest because it is wide. d. Pressure at the bottom of (1) is the highest because it is narrow. e. Pressure at the bottom of (3) is the highest because it is vertically aligned.
23. A Boeing 737 airliner has a mass of 20 000 kg and the total area of both wings (top or bottom) is 100 m². What is the pressure difference between the top and bottom surface of each wing when the airplane is in flight at a constant altitude? a. 1960 N/m² b. C. 3 920 N/m² 7 840 N/m²
4. Materials: Steel, Brass, Copper, Aluminum, Acrylic, Oak, Nylon, Pine, Poplar, PVC, Triple Beam Balance, Graduated Cylinder. 5. Procedures- Steps you took. A. Substance 1 1. Fill the graduated cylinder to 20 mL. 46g 2. Find the mass of the substance 3. Put the substaņce in the graduated cylinder and record how much water it displaces. 15.6 cms 4. Calculate the density of the substance. (D=M/V) 5. 6. Identify the substance. B. Substance 2 Fill the graduated cylinder to 20 mL. 8. Find the mass of the substance d 1.5q 9. Put the substance in the graduated cylinder and record how much water it 7. 1775g displaces. 15. 6 cm3 10. Calculate the density of the substance. (D=M/V) 11. 12. Identify the substance.
3. An object with 0.5 gr/cm3 is floating in a fluid with density of 1.5 gr/cm°. If 20 cm of the object is out of the liquid, how much of the object is submerged in the liquid?
A tall cylindrical barrel, open at the top, contains three fluids? Fluid 1 is at the bottom, fluid 2 is in the middle and fluid 3 is on top. Each fluid has the same depth. From this information, which of the following is also known about these fluids? A. Fluid 1 has the greatest volume. B. Fluid 3 has the greatest volume. C. Fluid 1 has the greatest mass. D. Fluid 2 has the greatest mass. E. Fluid 3 has the greatest mass.
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1. What to pressure when Force increases and the surface area is keep in constant? 2. What happens to pressure when surface area increases and the Force is keep in constant? 3. How does density affect pressure in liquids? 4. Why does water pressure increase with depth? 5. Does pressure depend on density?
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10. A 40 kg mass is attached to one end of a spring, which has a spring constant of 700 N/m. The other end of the spring is attached to the bottom of a full tank of water. The mass has a volume of 0.25 m3 and is completely submerged in the water.a. Will the mass float, sink, or remain stationary?b. If the mass sinks or floats, determine how far the spring will compress or stretch?
3. What fraction of a piece of iron will be submerged when it floats in mercury? 4. A nozzle with a diameter of 0.500 cm is attached to a garden hose with a radius of 0.900 cm where water flows at 1.96 m/s. Calculate the pressure in the hose, given that the absolute pressure in the nozzle is 1.01x10°N/m² and assuming level, frictionless flow.