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Projectile Motion
Please answer with care and complete solution and with written explanations.
An eagle is flying horizontally at 5.0 m/s with a fish in its claws. It accidentally drops the fish.
A.) How much time passes before the fish's speed doubles?
B.) How much additional time would be required for the fish's speed to double again?
A diffraction pattern forms when light passes through a single slit. The wavelength of the light is 665 nm. Determine the angle that locates the first dark fringe when the width of the slit is each of the following.
A string that is stretched between fixed supports separated by 54.8 cm has resonant frequencies of 1470 and 1323 Hz, with no intermediate resonant frequencies. What is the lowest resonant frequency
you want to design an oval racetrack such that 3200 lb racecars can round the turns of radius 1000 ft at 104 mih
A wood- sphere of radius 10 centimeter has a core of lead, also in the shape of a sphere. Determine the mass of wood and lead portions
A grating with 1300 slits percentimeter is illuminated with light of wavelength 500 nm. What is the highest order number that can be observed with this grating
a river has a 5m/s current due east. With respect to the water, the boats velocity is 12m/s at 60 degress north of east. What is the velocity of the boat relative to the earth
A string is wrapped tightly around the circumference of a wheel with a mass of 1.23kg and a radius of .324m. What is the moment of inertia of the wheel
charge q1=1.4x10-8C is placed at the origin. Charges q2=-1.8x10-8C and q3=2.1x10-8C are placed at points (0.18m , 0m) and (0m , 0.24m)
Two pints A and B on the surface of the earth are at the similar longitude and 60o apart in latitude assume that an earth quake at point A creates a P wave that reaches point B by traveling straight during the body of the earth at constant speed of 7..
A beam of light has a frequency of 367x1015 Hz. itis projected into a metal. Calculate the work function of the metal
If the damping constant is a tenth of the angular frequency (w). How many cycles does the system need for the amplitude to decrease 25%
In an EM wave traveling west, the B field oscillates vertically and has a frequency of 88.0kHz and an rms strength of 6.35×10?9T
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