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a ten pound car wheel has a moment of inertia of 052 kg m2 while rotating at a constant speed the wheel makes 6991
the amplitude of the voltage across an inductor can be greater than the amplitude of the generator emf in an rlc
the windings of a motor have a resistance of 40 o the counter emf of this motor when connected to a 120-v line and
the intensity level of 3929 harmonicas in a harmonica band is 7003 db compute the intensity level generated by one
a typical wall outlet voltage is 120 volts in the united states personal mp3 players require much smaller voltages
as a dilligent physics student you carry out physics experiments at every opportunity at this opportunity you carry a
a bucket of water of mass 153kg is suspended by a rope wrapped around a windlass that is a solid cylinder with diameter
the mass of the blue puck shown below is 250 greater than the mass of the green puck before colliding the pucks
a uniform cylindrical turntable of radius 150 m and mass 292 kg rotates counterclockwise in a horizontal plane with an
the coefficient of thermal expansion describes how the size of an object changes with a change in temperature
a child slides across a floor in a pair of rubber-soled shoes the frictional force acting on each foot is 200 n the
a series rlc circuit has components with r 50 ohms l 15 hz and c 20 uf a what is the current in the circuit expressed
the wavelength of visible light ranges from 400 to 700part a- find the ranges of this lights frequencypart b- find the
a flint glass plate n 166 rests on the bottom of an aquarium tank the plate is 1100 cm thick vertical dimension and
the top of a swimming pool is at ground level if the pool is 246 m deep how far below ground level does the bottom of
the frequency of a steam train whistle as it approaches you is 532hz after it passes you its frequency is measured as
a convex mirror has a focal length of magnitude 623 cm a if the image is virtual what is the object location for which
the simple harmonic motion of a 300 g mass on a spring is described by y 20 cm sin12566t at t 18 s what is the total
a concave mirror has a focal length of 607 cm a what is its radius of curvature cm b locate the image when the object
an 810 n box is pulled 220 m up a 30deg incline by an applied force of 102 n that points upward parallel to the incline
while looking at her image in a cosmetic mirror dina notes that her face is highly magnified when she is close to the
nba player michael jordan had one of the longest hang times in the league about 092s in general if a person has a hang
a mechanic pushes a 24 103 kg car from rest to a speed of v doing 5100 j of work in the process during this time the
two plane mirrors stand facing each other 323 m apart and a woman stands between them the woman faces one of the
an object is placed 45 cm from a concave mirror of radius 92 cma find the location of the image enter in cm use a