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the energy levels of a localized particle are 0 epsilon and 2 epsilon the middle level is doubly degenerate and the
a muon and an antimuon are moving in opposite directions with velocities of -04 c and 04 c respectively when they
the top of pikes peak is 14100 ft above sea level neglecting the variation of t with altitude and using the average
for n2 at 25oc and 100 atm calculate the number of collisions per second made by one molecule the number of collisions
suppose that in a hypothetical oil-drop experiment you measure the following values for the charges on the drops
for the infinite square well problem an electron spends 40 of its time in the n3 state and 60 of its time in the n5
two asteroids head straight for earth from the same direction their speeds relative to earth are 079c for asteroid 1
two polarizers are out of alignment by 30deg if light of intensity 757 wm2 and initially polarized halfway between the
calculate and compare the electron densities of a piece of aluminum 1 cm thick and a piece of iron of the same density
assuming the specific heat of the body is the same as water calculate the temperature rise due to a total body dose of
a collimated gamma ray beam consists of equal numbers of 01 mev and 10 mev photons if the beam enters a 5 cm thick lead
an inductor of l 35h is connected to 12v battery a 15 resistora when the energy in the inductor is 23 of its maximum
a solenoid with 500 tunrs per cm length 18cm radius of r10mm and a resistance of r20 the coil carries a current i2a a
a small single r1mm is placed coaxially at the center of a long solenoid n500 tunrs per cm the solenoid carries a
an inductor of l07hnbsp and a charged capacitor c5fnbsp with q 20c are connected to each other how much energy is
when you take a bath how many kilograms of hot water 488degc must you mix with cold water 136degc so that the
a 0335 kg iron horseshoe that is initially at 420degc is dropped into a bucket containing 203 kg of water at 221degc
the lens of a slide projector with a focal length of 900 mm projects a slide onto a screen that is 150 m away how far
suppose a toy oscillated with a frequency of 500 hz and hence a period of 0002s if the toy moves past an observer at
a telescope consists of a mirror with radius of curvature 65 m and an eyepiece if an astronomer would like the
1 although all atoms have moving electric charges not all materials are magnetic for example copper or wood are not
the lens of a slide projector with a focal length of 1000 mm projects a slide onto a screen that is 100 m away how far
i explain how the earthrsquos geomagnetic field is created hint be sure to include thedirection of the earthrsquos
a function generator generates a periodic rdquosquare waverdquo signal one period of suchsignal is defined asft 0 when
the first law of thermodynamics is essentially a statement of conservation of energy it involves changes in internal