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Unreasonable Results
A particle physicist discovers a neutral particle with a mass of 2.02733 u that he assumes is two neutrons bound together.
(a) Find the binding energy.
(b) What is unreasonable about this result?
(c) What assumptions are unreasonable or inconsistent?
A lead shot of mass 600 gram is heated to 100oC and located in an aluminum can of mass 200 gram, which contains 500 gram of water initially, are 17.5 Celsius. Calculate what is the specific heat of lead
Earth's magnetic field at the surface near the poles is around 60 x 10-6 T. What is the Larmor frequency of protons at this location?
Magnetic measurements have been made on some lavas found at 60*N, 90*W. what is the subsequent error in the calculated paleolatitude
A gamma-ray photon produces an electron-positron pair, each with a kinetic energy of 255 keV. What was the wavelength of the photon
In a lightning bolt, a large amount of charge flows during a time of 2.1 x 10-3 s. How much charged has flowed during the lightning bolt?
What is the change in KE of the box? What is the work done by the friction force on the box? what is the work done by the woman on the box?
A baseball (mass 0.14 kg, radius 3.7 cm) is spinning with an angular velocity of 55 rad/s. what is the ratio of its rotational and translational kinetic energies
a 5.5 -thick layer of oil n1.46 is sandwiched between a 1.3 -thick sheet of glass and a 2.3 -thick sheet of polystyrene
What time does it take for each to hit the floor and what are the distances the spheres travel from the edge of the table?
Find the velocity of the bomb when it hits the water - what is the deceleration of the bomb and what is the average force of impact?
If the heat is given by the following function Q=8t3+(1/t), calculate the change entropy between temperatures 10K and 100K.
A person of mass m stands on a rope ladder that is hanging from a freely floating balloon of mass M. The balloon is initially at rest with respect to the ground. (The buoyant force on the person-balloon system is countering the force of gravity.)
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