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of physics
Test Bank
of physics
Mechanics
Kinematics
Projectile Motion
Uniform Circular Motion
Rotational Motion
Dynamics
Simple Harmonic Motion
Momentum
Energy and Waves
Work & Energy
Conservation of Energy
Waves & Sound
Sound Superposition and Interference
The Reflection of Light
The Refraction of Light
Light Superposition and Interference
Fluids and Thermal
Fluids Mechanics
Heat Transfer
Ideal Gas
Thermodynamics
Electromagnetic
Electric Charges and Forces
Electric Fields and Potential
Electric Current and Circuits
Magnetic Fields and Forces
EM Induction, EM Waves and AC Circuits
Modern and Nuclear
Relativity
Atomic Physics
Quantum Physics
Nuclear Physics
Toolkit
of physics
Textbooks
Calculator
Glossary
LaTex
Vpython
People in science
Test Bank
Fluids and Thermal
Fluids Mechanics
Fluids Mechanics
Fluids Statics and Dynamics
Fluids Mechanics Principles
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Four differently shaped sealed containers are completely filled with alcohol, as shown in the figure. Containers Aand B are cylindrical. Containers C and D are truncated conical shapes. The top and bottom diameters of thecontainers are shown.Which of the
A block of cork density 240 kg/m^3 and volume 0.25 m^3 floats in water. What is the weight of the block?
Explain how a barometer works.
A raft with dimensions floats partially submerged in the ocean, as shown in the figure. The density of theocean water is r. Atmospheric pressure is Patm.(A) Write an algebraic equation for the water pressure exerted on the bottom of the raft.(B) Write an
Four differently shaped sealed containers are completely filled with alcohol, as shown in the figure. Containers Aand B are cylindrical. Containers C and D are truncated conical shapes. The top and bottom diameters of thecontainers are shown.The force on
Firefighters use a hose with a 2-cm exit nozzle connected to a hydrant with an 8-cm-diameter opening toattack a fire on the second floor of a building 6 m above the hydrant, as shown in the figure. What pressure mustbe supplied at the hydrant to produce a
An air bubble is released from the bottom of a swimming pool and ascends to the surface.(a) In a clear, coherent, paragraph-length response, describe any changes in the bubble size and describe themotion of the bubble as it ascends to the surface. Explain
Explain Pascal’s principle.
Explain the physical mechanism by which water exerts pressure on the side walls of a glass in which it is contained. Make sure your answer addresses the microscopic scale of matter.
The figure shows four cylinders of various diameters filled to different heights with the same fluid. A hole in theside of each cylinder is plugged by a stopper; all of the stoppers are identical. All of the cylinders are open at thetop.(A) Rank the press
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