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a spaceship of mass 220 times 106 kilogram is cruising at a speed of 470 times 106 ms when the antimatter reactor fails
an electron with velocity 4x106 ms strikes a lsquo he lsquo ion discover the nth energy level the electron will excite
two ice skaters with masses of 30 kilogram and 75 kilogram are at the center of a 30 meter diameter circular rink the
an electron and a positron are moving toward each other and each has speed 0560c in the lab frame1 what is the
a tennis player swings her 1000 gram racket with a speed of 15 ms she hits a 60 gram tennis ball that was approaching
a helicopter is ascending vertically with a speed of 547ms at a height of 104 m above the earth a package is dropped
a 40 gram ball of clay traveling east at 3 ms collides and sticks together with a 60 gram ball of clay traveling north
a beam of white light shines normally on the reflective side of a compact disk whose information tracks are 160 um
a parallel-plate capacitor having square plates 450 cm on each side and 8 millimeter apart is located in series with an
what is the minimum thickness of an oil-slick coating of index of refraction 13 on water of index 15 which would
dan is gliding on his skateboard at 400 meter per second he suddenly jumps backward off the skateboard kicking the
an rlc series circuit has r135 komega l225 mh and c250 muf and is connected across a 60 hertz power supplya compute the
a 7 mw laser beam has a circular cross section with diameter 080 millimeterpart a obtain the maximum radiation pressure
an rlc series circuit has r 935 ohm l 18 mh and c 225 mufpart a compute what is its resonance frequencypart b if the
a particle with a charge of 410 x 10-3 c is moving in the presence of an electric field of 798 nc find what force does
two particles with charges -3e and 4e are initially very far apart effectively an infinite distance apart they are then
a hockey puck moving along the x axis at 042 meter per second collides into another puck that is at rest the pucks have
a 0007 kilograms bullet traveling horizontally at 400 meter per second strikes a 41 kilogram block of wood sitting at
if two successive overtones of a vibrating string are 420 hertz and 480 hertz estimate the frequency of the first
a man standing a certain distance from an airplane with four equally noisy jet engines is experiencing a sound level of
a gas expands from an initial volume of 0040 m3 to a final volume of 0085 m3 while its pressure increases linearly with
an experiment is performed in deep space with two uniform spheres one with mass 24 kilogram and the other with mass 100
a 723 newton person stands on a uniform board of weight 282 newton and length 61 meter the board is supported 1 m in
q1 has mass 02 gram and charge q2 is 27 x 10-9 c the separation r is 41 centimeter and the angle icirccedil is 139o