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A cubic meter of some material has a mass of 8000 kg. The block of material is lowered into a lake by a strong cable until the block is completely submerged. Draw a free-body diagram for the block. (Do this on paper. Your instructor may ask you to turn in your work.)
Find the buoyant force on the block and the tension in the cable.
Suppose that you are traveling on board a spacecraft that is moving with respect to the earth at a speed of 0.946c. calculate your breathing rate
Water (viscosity = 1centipoise) flows through a cylindrical plug in a laboratory experiment. what is the permeability of the sample in cm^(2)
A horizontal block-spring system with the block on a frictionless surface has total mechanical energy E = 39.1 J, What is the kinetic energy of the system at the equilibrium point
A mirror that is spherical has a focal length of -15 cm. what type of image would it be, What is the magnification going to be
A population of 500,000 around a nuclear facility receives an average wholebody dose of 0.5 rad as a result of an accidental release of radionuclides. Estimate the collective gonad dose received
A 34cm -tall, 6.0cm -diameter cylindrical beaker is filled to its brim with water. What is the downward force of the water on the bottom of the beaker
What is the diameter of a copper sphere that has the same mass as a 2.00 cm x 2.00cm x 2.00 cm cube of aluminum?
Your little sister (mass 25.0 kg) is sitting in her little red wagon (mass 8.65kg ) at rest. You begin pulling her forward, Calculate the impulse you imparted to the wagon and its passenger
A ranger in a national park is driving at 59 km/h while a deer jumps onto the road 61 m ahead of the vehicle. After a reaction time of t s, ranger applies the brakes to produce an acceleration of -3 m/s2. What is the maximum reaction time allowed if ..
The temperature of a black body can be estimated based on the wavelength of light that it is emitting, Find the surface temperature of a star
An electric field is = sign(x)·(340 N/C), where sign(x) equals ?1 if x 0. A cylinder of length L = 16 cm, What is the flux through the curved surface of the cylinder
In the process represented in the figure, 2.4 moles of an ideal monatomic gas start at state a, with pressure 1 atm (1.01*10^5 N/m^2), Find the net work done by the gas in one cycle
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