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a beam of 686 mev protons is incident on a target of 27al 13 those protons that collide produce the reaction shown
a hydrogen atom that is initially at rest absorbs a photon with an energy of 18 ev what is the momentum of the atom
suppose two highly precise identical clocks are synchronized and one clock is placed on the north pole and the other on
your personal stereo is in a dead spot caused by direct reception from an fm radio station at 925 mhz interfering with
a cube of metal has a volume of 200 cm3 and a mass of 600 g when at rest on earth if this cube is now given a speed v
a barbell spins around a pivot at its center at a the barbell consists of two small balls each with mass 450 grams 045
mounted on a low-mass rod of length 052 m are four balls two balls each of mass 089 kg are mounted at opposite ends of
unpolarized light with i120 wm2 travels in the x direction and passes through a linearly polarizing film oriented in
a disk of radius r 11 cm is pulled along a frictionless surface with a force of f 16 n by a string wrapped around the
suppose a cylindrical habitat in space 590 km in diameter and 370 km long has been proposed such a habitat would have
an explorer in the dense jungles of equatorial africa leaves his hut he takes 38 steps at an angle 45 degrees north of
a spelunker is surveying a cave she follows a passage that takes her a distance 175 m straight west then a distance 202
a proton has a velocity of v 200x107 msi when it encounters a magnetic field b 00200tj a what is the force f on the
in this problem two moles of an ideal gas at 400 k expand quasi-statically and isothermally from an initial volume of
a river has a 5ms current due east with respect to the water the boats velocity is 12ms at 60 degress north of east
a large air conditioner has a resistance of 60 ohm and an inductive reactance of 16 ohm the air conditioner is powered
calculate the magnitude of the angular momentum of the venus in a circular orbit around the sun the venus has mass
the kinetic coeffficient of friction for a 12kg mass on a table is 025 a string from the mass goes across a pulley and
an incident x-ray photon of wavelength 02800 nm is scattered from an electron that is initially at rest the photon is
a machine componant is subjected to the forces and couples shown the componant is to be held in place by a single rivet
if an asteroid with mass 622e17kg has radius 32000m what is the acceleration due to gravity near its surface assume the
a 120 turn coil of radius 18 cm and resistance 53 is placed outside a solenoid of radius 16 cm the solenoid has 220
an x-ray photon with a wavelength of 0120 nm scatters off a free electron at test rest the scattered photon moves off
two stars are 8 light years from earth the 550nm light from the 2 stars are barely distinguished in the diffraction