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A mass attached to the free end of a spring executes simpleharmonic motion according to the equation y = (0.36 m) sin (83 t)where y is in meters and t is seconds. What is the period of vibration?
an object with a mass of 5 kg hangs from a cordstring around a light pulley. the length of cord is 2 meters long that
Imagine a game of tug of war where the winner must move the middle of the rope 1 meter in their direction. What was the work performed by the loosing team as they lost
As a coffee enthusiast you wish to keep your coffee as hot as possible for as long as possible. You wish to find the rate of heat loss of a typical coffee mug. Assume the mug to be a cylinder which has a lid made out of the same material as the re..
Two 0.70g spheres are charged equally and placed 2.4 cm apart. what is the charge on each sphere
Write the expression of the force fl j corresponding to the Uu potential energy term. Derive the expression of the distance r m i n at which Uu has its minimum value, as a function of the parameters a and/or E.
A beam of sunlight encounters a plate of crown glass at a 36.50° angle of incidence. Find the angle between the violet ray and the red ray
A 1,200kg satellite is placed in an orbit 5,000km above the surface of the Earth. a. What is the gravitational acceleration of the Earth at that altitude? b. What is the speed of the satellite? c. How long does it take the satellite to go around the ..
A mixture of ethyl alcohol (molecular mass = 46.1 u) and water (molecular mass = 18.0 u) contains one mole of molecules. What mass m of water does it contain
describe the pattern observed from diffraction around a straight edge for the straight edgeopaque disks. why do you
The index of refraction of crown glass forviolet light is 1.529, while for red light it is 1.509. What is the speed of red light in crownglass
Compute the rms speed of a nitrogen molecule at 36.0°C. At what temperature will the rms speed be half that value
a string with linear mass density of 0.141 kgm is under a tension of 103 n. how much power must be supplied to the
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