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an asteroid is discovered to have a tiny moon that orbits it in a circular path at a distance of 115 km and with a
consider the sun to be at the origin of an xy-coordinate system a telescope spots an asteroid in the xy-plane at a
the middle c string on a piano is under a tension of 908 n the period and wavelength of a wave on this string are 382
a toy cannon uses a spring to project a 528 g soft rubber ball the spring is originally compressed by 506 cm and has a
a compound microscope has the objective and eyepiece mounted in a tube that is 180 cm long the focal length of the
a compound microscope has an objective lens with a focal length of 20 cm and an eyepiece with a focal length of 59 cm
a person with a near-point distance of 25 cm finds that a magnifying glass gives an angular magnification that is 15
a loudspeaker in a parked car is producing sound whose frequency is 20930 hz a healthy young person with normal hearing
when an earthquake occurs two types of sound waves are generated and travel through the earth the primary or p wave has
consider the nacl molecule for which the moment of inertia is 130 x 10-45 kgmiddotm2 if infrared light with a
a 400 kg mass is connected to a spring with a spring constant of 900 nm the velocity is given by the expression vt 800
a light string is wrapped around a 0160-kg hollow 0080-m-radius hoop the hoop is released from rest and the fee end of
a toy cannon uses a spring to project a 527 g soft rubber ball the spring is originally compressed by 490 cm and has a
the outfielder throws a baseball with an initial speed of 10 ms an infielder catches the ball at the level 1 m lower
a meter stick balances at the 500 cm mark if a mass of 500 g is placed at the 900-cm mark the stick balances at the 613
the nucleus of an atom is on the order of 10-15 m in diameter for an electron to be confined to a nucleus its de
x-rays having an energy of 280 kev undergo compton scattering from a target the scattered rays are detected at 360deg
in coulomb scattering of 750mev protons by a target of 7-li what is the energy of the elastically scattered protons at
junior has mass m and stands on a frictionless turntable the turntableis a uniform disk of radius r and mass m
a 200 kg mass is connected to a spring with a spring constant of 600 nm the displacement is given by the expression xt
a meter stick of weight w leans away from a wall the 0cm line is against the wall at the floor and it makes an angle
the surface tension of soapy water is 00250 nm what is the height of the water in a capillary tube of diameter 200
an incompressible fluid is flowing through a pipe with a constriction the pipe is on an incline with an angle of 300
what is the radiation pressure forcearea of a laser pointer on a heavy highly absorbing surface assume that the laser