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A person weighs 842 N in air and has a body fat percentage of 15.1%.
a) What is the volume of this person's body?
b) What is the overall density of this person's body?
c) Discover the apparent weight of this person when completely submerged in water.
If the magnitude of the drift velocity of free electrons in a copper wire is 9.12 10-4 m/s, what is the electric field in the conductor
it has been said that it is better to lift a weight with your legs instead of with your back. which method of lifting
Two carts of unequal mass (massA>massB) move on parallel firctionless horizontal tracks. both carts start from rest and have the same constant force exerted on them.until they reach the finish line. The force begins to exert on car A first.
An ideal gas is enclosed in a cylinder that has a moveable pistonon top. The piston has a mass of 4500 g and an area of 6.50 cm2 and is free to slide upand down, keeping the pressure of the gas constant.
A uniform beam having a mass of 60 kg and a length of 2.8 meter isheld in place at its lower end by a pin. Its upper end leansagainst a vertical frictionless making an angle of 40 degrees withthe horizontal. What is the magnitude of the force by t..
A father (m = 65 kg) and son (m = 38 kg) are standing facing each other on a frozen pond. The son pushes on the father and finds himself moving backward at 3.0 m/s after they have separated. How fast would the father be moving.
A strip of paper is pulled along at 20m/s at a right angle to the plane of a .49m long pendulum. The pendulum has a small ink jet device to the bob so that it marks the position of the pendulum on the paper. The bob is held 8.0cm to one side and rele..
question a 5.3 -thick layer of oil n1.46 is sandwiched between a 1.1cm -thick sheet of glass and a 2.1cm -thick sheet
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 56.5° above the horizontal. By how much does the rocket clear the top of the wall
A research submarine has a 40.0cm -diameter window 8.30cm thick. The manufacturer says the window can withstand forces up to 1.10×106N
If you pour 0.0100 kg of 20C water onto a 1.20kg block of ice which is initially -15C what is the final temperature
A 0.2kg flying pig toy is attached to the ceiling with a string. When the pig's wings flap, find the angle the string makes with the vertical
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