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the angle of refraction of a ray of light traveling through a piece of fused glass quartz is 41deg find the angle of
a centrifuge is a common laboratory instrument that separates components of differing densities in solution this is
three identical uniform meter sticks are placed on the floor the first stick lies along the y axis from y 0320 m to y
a woman holds a tube of lipstick 35 cm from a spherical mirror and notices that the image of the tube is upright and
a 1 m long wire fixed at both ends is supporting a standing wave with 3 anti-nodes and a frequency of 500 hz if the
blood can carry excess heat from the interior to the surface of the body where the heat is transferred to the outside
a 48 toroidal inductor has 110 identical equally spaced coils if it carries an 120 current how much magnetic flux
by what percentage does the density of a bowling ball change assuming it is a uniform sphere when it is taken from room
a solid spherical ball of mass 132 kg and radius 008 m rolls along a smooth level surface with a speed of 2 ms the ball
a toroidal solenoid has a mean radius of 140 and a cross-sectional area of 340 and is wound uniformly with 120 turns a
a 570-kg ball is dropped from a height of 120m above one end of a uniform bar that pivots at its center the bar has
if a harmonic object has a displacement that is described by x 25m sin 10 t calculate the maximum velocity of this
an airplane propeller is 278m in length from tip to tip and has a mass of 117kg when the airplanes engine is first
if a simple pendulum with length 15m makes 72 oscillations in 180 s what is the acceleration of gravity at its
a bob of mass m is suspended from a string of length l forming a pendulum the period of this pendulum is 26 s if the
a 010kg block oscillates back and forth along a straight line on a frictionless horizontal surface its displacement
a small birds wings can undergo a maximum displacement amplitude of 51 cm distance from the tip of the wing to the
a solid wood door 100 m wide and 200 m high is hinged along one side and has a total mass of 440kg initially open and
michelle is enjoying a picnic across the valley from a cliff she is playing music on her radio assume it to be an
a hollow spherical shell with mass 190kg rolls without slipping down a slope angled at 400 degree part a find the
a pendulum of length 130 cm swings with an amplitude of 16 cm its mechanical energy is 50 mj what is the mechanical
the prong of a tuning fork moves back and forth when it is set into vibration the distance the prong moves between its
a 3 mh inductor and a 4 capacitor are in an lc circuit the capacitor is charged to 5 and then the switch is closed a
the upper surface of a cube of gelatin 70 cm on a side is displaced 084 cm by a tangential force if the shear modulus