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One recent study has shown that x rays with a wavelength of 0.0034 nm can produce mutations in human cells. (a) Calculate the energy in eV of a photon of radiation with this wavelength. eV (b) Assuming that the bond energy holding together a water molecule is typical, use the table below to estimate how many molecular bonds could be broken with this energy. bonds
Point charges of 30.0 µC and 50.0 µC are placed 0.500 m apart. What is the magnitude and direction of the electric field halfway between them
At the intersection of Texas Avenue and University Drive, a yellow, subcompact car with mass 800kgtraveling east on University collides with a maroon pickup truck with mass 1850kg, Calculate the speed of the car before the collision
A flat sheet of crown glass has a thickness of 2.3 cm. It is on top of a flat sheet of crystalline quartz that has a thickness of 3.6 cm. Light strikes the crown glass perpendicularly.
Fred (mass 72 kg) is running with the football at a speed of 5.8 m/s when he is met head-on by Brutus (mass 120 kg), who is moving at 4.0 m/s. How far do they slide
Find the angular velocity of a centrifuge in which a particle 10 cm from the axis of rotation experiences a radial acceleration of 10^3 times g
An object with a mass of 27.0 g displaces 845.0 ml of water when it is completely immersed. What is the buoyant force on the mass
A spring with a force constant of 585 N/m is compressed a distance of 40 cm. Find the resulting increase in the spring's mass in kg
A diamond has a mass of 56.6 g and the gold ring it is set in has a mass of 125.6 g. How many carbon atoms are there compared to gold atoms
A piano tuner stretches a steel piano wire with a tension of 1040N . The wire is 0.400m long and has a mass of 3.90g. What is the frequency of its fundamental mode of vibration
A small .500 kg object moves on a frictionless horizontal table in a circular path of radius 1 m. The angular speed is 6.28 rad/s. The object is attached to a string of negligible mass that passes through a small hole in the table at the center of..
An air conditioner connected to a 129 V rms ac line is equivalent to a 17 capital omega resistance, What is the impedence of the air conditioner
Suppose you have a tube 1.20 m long, open on both ends. Determine the frequency of the 2nd overtone, assuming the speed of sound to be 343 m/s. Repeat for the same length tube but with a closed end.
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