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think back to coulombs law two copper rods are placed on a desk 205m apart the copper rods have identical charges if
if the uranium nucleus were split into 3 pieces of approximately the same size instead of two would more energy or less
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your classmates say that if all the molecules in a particular liquid had the same speed and some were able to evaporate
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gas a is composed of diatomic molecules gas b is composed of monoatomic molecules gas a has 3 times the mass of an
explain the concept of beats and how beats are produced give two
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a block of massnbspmnbsp 21nbspkgnbspis attached to a string that is wrapped around the circumference of a wheel of
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what is the period of revolution of a satellite with mass m that orbits the earth in a circular path of radius 7880 km
in what ways are sound and light waves similar in what ways are sound and light waves differentyou may use the internet
an 10 g object moving to the right at 35 cms overtakes and collides elastically with a 20 g object moving in the same
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describe the time it would take the earth to orbit the collapsed sun if the sun collapsed into a black
problem 1a man can row his canoe at a constant rate of 5 miles per hour in still water he rows upstream for 15
question a thin flat object in which a square hole 300 mm on a side has been cut is illuminated with a point source
question two uniform sticks of length 2r each with mass m are hinged together at the end one stands on top of the other
question a certain orthodontist uses a wire brace to align a patients crooked tooth as in the figure below the tension
question a what value of magnetic field would make beam of electrons travelling to the right at a speed of 47times 107
question a rifle with a barrel length of 60 cm fires a 11g bullet with a horizontal speed of 350ms the bullet strikes
question two thin converging lenses are placed on a common axis so that the center of one of them coincides with the
overviewin this activity you will control the servo motor provided along with the 321maker shieldoutcomesby the end of
relative to the usual zero-point of energy at large separations what is the gravitational potential energy for 1958 kg
a small bob with a mass of 250grams is suspended by an inelastic string of 05metres the mass of the bob is made to