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When displaced from equilibrium by a small amount, the two hydrogen atoms in an H2 molecule are acted on by a restoring force Fx = k1x with k1 = 530 N/m. Calculate the oscillation frequency f of the H2 molecule. Use meff = m/2 as the "effective mass" of the system, where m in the mass of a hydrogen atom. Take the mass of a hydrogen atom as 1.008 u, where 1 u = 1.6611027 kg. Express your answer in hertz.
You are holding a shopping basket at the grocery store by two 0.55 kg cartons of cereal at the left end of the basket. The basket is 0.81 m long where must you place a 1.8kg half gallon of milk, relative to the left end of the basket so that the cent..
monochromatic light vacuum 538 nm shines on a soap film n 1.33 that has air on either side of it. the light strikes
The Earth (5.98 x 10^24 kg) and the Moon (7.35 x 10^22) kg are separated by an average distance of 3.84 x 10^8 m
an rc circuit with 5 uf and 3.30 mohms includes a 20 volt source. what is the time change constant for charging the
A 75 N man stands in the middle of a frozen pond of radius 20.0 m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. How long does it take him to reach the south shore
Two nanowires are separated by 1.0 nm as measured by STM. Inside the wires the potential energy is zero, Estimate the probability that the electron passes from one wire to the other
When is building retrofitting a must? Choose a location on Earth and explain why building retrofitting may be the best way to go, what are the alternatives if retrofitting is not possible.
a single mass m1 3.6 kg hangs from a spring in a motionless elevator. the spring constant is k 294.0 nm. now three
q1. a train at rest emits a sound at a frequency of 1045 hz. an observer in a car travels away from the sound source at
the secondary coil of a step-up transformer provides the voltage that operates an electrostatic air filter. the turns
Light shining on the surface of a photomaterial causes the ejection of electrons if the frequency of the light is above a certain minimum value. Why is there a certain minimum value?
A frog in a hemispherical pod finds that he just floatswithout sinking in a fluid of density 1.25 g/cm3. what is the mass of the frog
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