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Question: Two children with masses of 22 and 32 kg are sitting on a balanced seesaw. If the lighter child is sitting 3 m from the center,
Part A: Where is the heavier child sitting?
I need help to find where the heavier child is sitting.
question a typical nuclear fission power plant produces about 1.00 gw of electrical power. assume the plant has an
A step-up transformer has 300 turns on its primary coil and 90000 turns on its secondary coil if the current flowing through the secondary is 5 amps what is the current flowing in the primary.
You have a converging lens with a focal length of 0.85 m, and wish to construct a refracting telescope with an angular magnification of âˆ'45. what should be the focal length of the second lens
A 364 N marine in basic training climbs a 6.4 m vertical ropein 3.21608 s at a constant speed. How much power does he exertduring the climb?
If 20 m^3 of air held at room temperature and atmospheric pressure expands by .001%, by what factor does the number of accessible states increase?
A narrow beam containing red (660 nm) and blue (470 nm) wavelengths travels from air through a 2.60 cm thick flat piece of crown glass, By what distance are the red and blue separated when they emerge
An asteroid of mass 51,000 kilogram carrying a negative charge of 12µC is 180 meter from a second asteroid of mass 56,000 kilogram carrying a negative charge of 12µC. find the net force the asteroid exerts upon each other
A 190 kg block is pulled at a constant speed of 4.4 m/s across a horizontal floor by an applied force of 138 N directed 37° above the horizontal. Illustrate what is the rate at which the force does work on the block?
A diver springs upward from a board that is three meters abovewater. At an instant he contacts the water his speed is 9.20 m/sand his body makes an angle of 78.0o with respect to the horizontalsurface of the water.
A wheel, originally rotating at 126 rad/s undergoes a constant angular deceleration of 5.00rad/s2. Find its angular speed after it has turned through an angle of 628 radians
The mass of the Venus is about 0.82 the mass of the earth, its radius is 0.95 that of the earth, compute the acceleration due to gravity on the Venus's surface
A 220 g air-track glider is attached to a spring. The glider is pushed in 12cm against the spring, and then released. A student with a stopwatch finds that 16 oscillations take 11.5.
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