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A 58 centimeter guitar string under a tension of 60.000 Newton has a mass per unit length of 0.10000 g/cm. Obtain the highest resonant frequency that can be heard by a person capable of hearing frequencies up to 22,000 Hertz?
_________kHz
What is the minimum energy that photons must have to produce 59 keV electrons in a Compton scattering
the magnitude jr of the current density in a certain cylindrical wire is given as a function of radial distance from
Electrons are ejected from a certain metallic surface with speeds ranging up to 4.2 105 m/s when light with a wavelength of ? = 615 nm is used. What is the work function of the metal?
An electron traveling at 15 m/s enter a 2.1 T magnetic field. The angle between the velocity and the field is 100 degree. Estimate the radius of the resulting circular path
Two lenses have focal lengths of 25.0cm and -50.0cm and are separated by 20.0cm. Where is the final image formed
The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of the water. For comparison, determine the weight of a jetliner whose mass is 6.01 × 105 kg
Find the smallest particle size (density 2.65 grams per cubic cm) that will be removed in a horizontal grit chamber 10 meters long and 1.0 meter deep if the flow rate is 1000 cubic meters per hour. Suppose temperature is 25 ºC.
Determine how many electrons have to be added to 1 milligram metal sphere such that another +1C charge placed 42 millimeter above the sphere will be able to hold that in the air
Romeo is chucking pebbles gently up to Juliet's window, and he wants the pebbles to hit the window with only a horizontal component of velocity. he is standing at the edge of a rose garden 4.5 m below her window and 5 m from the base of the wall. How..
A ball is thrown toward a cliff of height h with a speed of 31m/s and an angle of 60 degrees above horizontal. What was the maximum height of the ball
A mountain climber, in the process of crossing among two cliffs by a rope, pauses to rest. She weighs 555 N. She is closer to the left cliff than to 2 the right cliff, with the result that the tensions in the left and the right sides of the rope are..
A room with 2.9m high ceilings has a metal plate on the floor with V= 0V and a separate metal plate on the ceiling. How high does the ball go if the ceiling voltage is 3.5×10^6V
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