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white light is shone on a very thin layer ofalcohol n136 and above the alcohol layer interference maxima for two
in a compton scattering experiment an x-ray photon scatters through an angle of 210deg from a free electron that is
a magnetic field increases from 0 to 030t in 15 seconds how many turns of wire are needed in a circular coil 15cm in
which of the following is not true of all electromagnetic waves only one answer is correcta the electric and magnetic
at a carnival you can try to ring a bell by striking a target with a 968-kg hammer in response a 0358-kg metal piece is
a square 0141 m on a side is mounted so that it can rotate about an axis that passes through the center of the square
four identical masses of 31 kg each are located at the corners of a square with 15 m sides what is the net force on any
house painter stands 3 m above the ground on a 52-m-long ladder that leans against the wall at a point 47 m above the
two charges 40x 10-8c and -20 x 10-8c are separated by 12 cm a third charge is between them with a charge of 30 x 10-8
alpha particles are accelerated through a potential difference of 1500 volts and then enter a magnetic field 04t
a particle with mass of 500 x 10-8 kg and 4c of charge with an initial horizontal velocity of vox400ms enters to a
a car is traveling with a speed of 170 ms along a straight horizontal road the wheels have a radius of 0290 m if the
white light is shone on a very thin layer of alcohol n 136 and above the alcohol layer interference maxima for two
a certain superconducting magnet in the form of a solenoid of length 0350 m can generate a magnetic field of 850 t in
a robbers getaway vehicle which can travel at 08c is pursued by a cop whose vehicle can travel at 04c realizing that he
a spaceship of length l moves with a speed 7c12 with respect to the ground a ball is thrown from the back of the ship
you have 33 tuning forks that oscillate at close but different frequencies what are the a maximum and b minimum number
hot chocolate effect tap a metal spoon inside a mug of water and note the frequency fi you hear then add a spoonful of
a space explorer a sets off at a steady 095c to a distant star after exploring the star for a short time he returns at
in a fast-pitch softball game the pitcher is impressive to watch as she delivers a pitch by rapidly whirling her arm
a planet orbits a star in a year of length 249 x 107 s in a nearly circular orbit of radius 239 x 1011 m with respect
a the captain of a ship grabs hold of the wheel with one hand a distance of 0285m from the axis of rotation to adjust
in a game of basketball a forward makes a bounce pass to the center the ball is thrown with an initial speed of 48 at
a cylindrical nsulated wire of diameter 20 mm is tightly wound 200 times around a cylindrical core to form a solenoid
a car drives over a hilltop that has a radius of curvature 120 m at the top of the hill with a speed of 200ms what is