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two parallel slits are illuminated by light composed of two wavelengths one of which is 645 nanometer on a viewing
two arrows are shot vertically upward the second arrow is shot after the first one but while the first is still on its
the mean distance between the earth and sun is 1496 x 106 kilometer find the earth linear velocity and angular velocity
a 260 in diameter wheel is rotating initially at 333 revolutions per second the wheel slows down uniformly and comes to
a vertical spring with a force constant of 300 nm is compressed 60 centimeter and a 025 kilogram ball located on top
a 500 gram object moving to the right at200 cms makes an elastic head-on collision with a 100 gram object that is
six identical books 40 centimeter thick and each with a mass of 080 kilogram lie individually on a flat table find how
a 370 meter long 450 kilogram steel beam extends horizontally from the point where it has been bolted to the framework
in a circuit with a knife switch r500 komega c350muf and the voltage across the capacitor is 500 v when the knife blade
an asteroid of mass 51000 kilogram carrying a negative charge of 12microc is 180 meter from a second asteroid of mass
a man walks 80 miles east then 50 miles south then 30miles westa determine what is the total distanceb determine what
a motor is designed to operate on 136 volt and draws a current of 122 amp when it first starts up at its normal
if an ice skater spins on perfectly frictionless ice and pulls in her arms she reduces her moment of inertia by a
a spaceship is traveling with a velocity of 3250 ms suddenly the rockets are fired and the spaceship begins to speed up
a ball is thrown vertically up with a speed of 30 ms find its maximum height and the time taken in getting
what is the relationship between the heat of fusion of a solid and the amount of heat needed to melt
a disk with evenly spaced holes along the edge turns such that a light which travels through one hole reflects of a
a biologist is investigating the behavior of 2 ants alfredo and bernice the graph below shows the position of the ants
1 two identical charges each -800 x 10-5c are separated by a distance of 250 cm 2 what is the electric force exerted
1 would the mass density of an object be the same if the object were on the moon rather than on the earth would the
the electric potential at the center of a square is -2v when a charge of -q is located at one of the squares corner
are the anterior pituitary and posterior pituitary just two of one gland or they two different glands relate your
what is the worst source of energy for yeast and what ingredients negatively affect the growth of
mother is homozygous dominant for dimples and heterozygous for curly hair and the father is heterozygous for dimples
explain how it was possible to insert a polylinker into the 5 end of the beta- galactosidase gene without losing