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(a) How kinetic energy is related to linear momentum?
(b) What is the difference between elastic and inelastic collisions?
A student throws a water balloon vertically downward from the top of a building, What is the magnitude of its velocity after falling 10.1m and What is its speed after falling for 2.20s
Calculate the energies and wavelengths of the 3d to 2p transitions, taking into account the fine structure of both levels
A nonconducting solid sphere of radius R has a volume charge density that is proportional to the distance from the center. That is, ? = Ar for r R, Find the expressions for the electric field inside the sphere
A circular loop of wire with a diameter of 0.626 m is rotated in a uniform electric field to a position where the electric flux through the loop is a maximum. At this position, an electric flux is 7.50 x 105 N×m2/C. find the magnitude of the elec..
A factory worker pushes horizontally to the right on a 250 N crate with a force of P = 75.0 N on a horizontal rough floor. A 135 N crate rests on top of the one being pushed and moves along with it. Call the bottom crate {rm A} and the top crate {..
The middle C string on a piano is under a tension of 977 N. The period and wavelength of a wave on this string are 3.82 ms, Find the linear density of the string
A boat has a mass of 6800 kg. Its engines generate a drive force of 4050 N, due west, while the wind exerts a force of 860 N, What is the magnitude and direction of the boat's acceleration
If a person radiates about 67 W of power at room temperature, how long does it take for a person to radiate away the energy acquired by consuming a 260 Calorie donut?
What is the least (non-zero) thickness for the air layer between two flat, and parallel, glass surfaces if the glass is to appear dark while 640 nm light is incident normally? What if the glass is to appear bright.
A uniform plank of length 5.9 m and weight 212 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support .To what distance x can a person who weighs 443 N walk on overhanging part of the plank before it just begins ..
What is the repulsive force between two pith balls that are 12.0 cm apart and have equal charges of -26.0 nC?
The speed of light in polythene is 1.99 x 108 m/s. What is the index of refraction of polythene
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