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two equal-mass stars maintain a constant distance apart of 48e10 m and rotate about the point midway among them they
optimus prime is flying straight up at 24ms when he accidentally drops his mega-ray blaster and it falls 94 m to the
an astronaut is traveling to the moon at a speed of 057c when his spacecraft is1910nbspnbsp 8 m from the moon there is
an electron electron 1 moves to the left by speed 093c while a second electron electron2 moves to the left with speed
a 62 g hollow copper cylinder is 10 cm long and has an inner diameter of 10 cm the current density along the length of
an electron traveling at 869 ms enters a58 t magnetic field the angle among the velocity and the field is 89o discover
a 700 g block is released from rest at height h0 above a vertical spring by spring constant k 470 nm and negligible
for each situation state whether the collision is elastic or inelastic if it is inelastic state whether it is totally
a large church has a niche in one wall on the floor plaint appears as a semicircular indentation of radius 260 m a
a cubical block of ice 460 cm on a side is placed on a level floor over a speck of dust discover the location of the
1 which one of the four maxwells equation describes the creation of a magnetic field with an electric field and
a current i 15 amp is directed along the positive x-axis in a wire which lies perpendicular to a uniform magnetic
a generating station is producing 190106 w of power that is to be sent to a small town located 70 km away each of the
a charge of 41010-6 c is placed on a small conducting sphere that is located at the end of a thin insulating rod whose
a convex spherical mirror by a radius of curvature of195 cm produces a virtual image one fourth the size of the real
an object is placed 30 cm from a concave spherical mirror with a radius of curvature of 40 cm which of the following
a 460 rm kg crate starting from rest is pulled across a floor with a constant horizontal force of 250 rm n for the
the mass of the moon is 735 x 1022kg and it radius is 174 x106m with what speed should an object be projected from its
a generator has a square coil consisting of 700 turns the coil rotates at 98 rads in a 016-tmagnetic field the peak
assume the skin temperature of a naked person is 351 degc when the person is standing inside a room whose temperature
discover the focal length of a lens that produces an inverted image three times the size of a small object placed on
a laser beam passes during a converging lens with a focal length of 10 cmnbsp at what distance past the lens has the
a 500 n box sliding on a rough horizontal floor and the only horizontal force acting on it is friction you observe that
a 70 kg rock lies at the bottom of a lake if the volume of the rock is 30000 cm3 how much force is needed to lift it
a youngs double slit apparatus is set up where the source wavelength is 500 nm and the double slit spacing is 04mm at