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a projectile is shot directly away from earths surface neglect the rotation of the earth what multiple of earths radius
the vibration of an o2 molecule has a wavenumber of 15804 cm-1 calculate the energy in joules of the first excited
a microscope with a magnification of 1000 using a converging lens with a focal distance of 15 cm for the objective the
moon effect some people believe that the moon controls their activities if the moon moves from being directly on the
a loop of wire resistance 20 m is positioned as shown with respect to a long wire which carries a current if d 10 cm
a 0470-kg glider attached to the end of an ideal spring with force constant k 500 nm undergoes shm with an amplitude
a wedding ring of diameter 17 cm is tossed into the air and given a spin resulting in an angular velocity of 12
an electromagnetic velocity filter sometimes called a wien filter is used in a variety of experiments and other
two conductors made of the same material are connected across the same potential difference conductor a has twice the
a disk of radius r and mass m 10 g is rotating freely about a fixed axis through its center with angular velocity w
suppose you are climbing up stairs gaining 10 meters of height per minute in order to do that your body has to do some
a block of mass m 20 kg attached to a spring with spring constant k on a frictionless surface the block is pushed to
a cube of wood having an edge dimension of 203 cm and a density of 647 kgm3 floats on watera what is the distance from
the maximum acceleration of a fast freight elevator is 45 ms2 the maximum load of the elevator is 6651 kg and the
three long straight parallel wires all lie in the yz plane and each carries a current of 20 a in the positive z
an astronaut weighs 152 n on the surface of the moon if the same astronaut orbits the moon at an altitude equal to the
there are no results for some microbiologists recommend incubating this medium at 37 along with an uninoculated control
consider a gas of hydrogen atomsa at what temperature will an equal number of atoms have electrons in the ground n1
in an eclipsing spectroscopic binary system the maximum radial velocities for the two components are 20 and 5 kms the
a neutral sodium atom has an ionization potential of x51ev sodium has mass number a23a what is the minimum speed of a
the atmosphere of a planet absorbs 50 of the light passing through it after the light has traveled 200 meters through
a 5-turn coil has square loops measuring 0200 m along a side and a resistance of 300 ohms it is placed in a magnetic
the current density inside a long solid cylindrical wire of radius a is in the direction of the central axis and its
the magnetic field inside the solenoid in the figure changes at the rate of14ts a conducting coil with 2000 turns