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1 a sinusoidal electromagnetic wave from a radio station passes perpendicularly through an open window that bas area
a horizontal seismometer consists of a pendulum of length l constrained to rotate about a nearly vertical axis the
a show that in the bohr model the frequency of revolution of an electron in its circular orbit around a stationary
1 a study conducted at vp1ampsu to determine if certain static arm-strength measures have an influence on the dynamic
diagram showing earth satellite orbit radius r and other parameters line of sight perpendicular to equator satellite
a satellite at r0 10000 miles from the center of the earth is given an initial velocity v0 20000 fts in the direction
an electron enters a uniform magnet field having a flux density 200ut at a speed of 2x10 6 ms-1 perpendicular to the
a hydrogen atom when in its lowest energy state consists of a proton of charge e and an electron of charge -e and mass
a mass m of 271 kg is attached to the end of a string whose length is 0640 m the mass slides without friction on a
the solar wind is a continuous stream of particles mostly protons and electrons moving away from the sun when the
the electron of a hydrogen atom is initially at the orbit n4 if this electron first goes to the orbit n3 and then to
imagine a space station module shaped like a cylinder 30m long and 5m in diameter orbiting close to the earth above the
the hydrogen atom may be described as a postively charged proton surrounded by an orbiting negatively charged electron
suppose an electron could orbit a proton at a constant distance of 111 angstroms with the the centripetal force coming
1a 2150 kg satellite used in a cellular telephone network is in a circular orbit at a height of 780 km above the
1an object is attached to a 160 meter rope and twirled in a horizontal circle on a frictionless table the tension on
a satellite of mass 150kg is launched into orbit above the surface of the earth in a circular orbit what is the speed
1a show how the de broglie hypothesis for the wavelength of an electron can lead to an explanation of the condition for
the orbital period of halleys comet is calculated to be 755 years many other comets have orbits that extend much
in this problem you are to make use of the formula p2 4pi2mua3 together with the fact that mu gm1 m2 assume as is
two satellites orbit the earth with satellite 1 at a greater altitude than satellite 2a which satellite has the greater
a satellite has an elliptical orbit around the earth with one focus at the earths center e the earths radius is 4000
a find the only way to construct a length from the parameters in the schrodinger equation for the harmonic oscillator
1 a result of keplers harmonic law is that the mass of a planet m with a satellite is directly proportional to the cube