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A photon has a wavelength λ and an energy E before scattering from a free electron. After scattering through a 135deg angle, the photons wavelength has increased by 10 percent. Calculate the wavelength and energy of the photon.
A rubber ball of mass 39.0 g is dropped from a height of 1.80 m onto a floor. find impulse was applied to the ball during the collision
how much tension must a cable withstand if it is used to accelerate a 20.0 kg car vertically upward at 0.70 m/s^2
A cricket ball is bowled at a speed of 144 km/hr. suppose the ball diameter is 70 mm and a drag coefficient 0.45, estimate the drag force in newtons which would be acting on the ball.
A 535 kg automobile slides across an icy street at a speed of 54.5 km/h, What is the speed of the two cars just after they collide
What is the strength of the electric field.
In a head-on collision, the car stops in 0.23 {rm s} from a speed of 17 {rm m}/{rm s}. The driver has a mass of 77 {rm kg}, and is, fortunately, tightly strapped into his seat. What force is applied to the driver by his seat belt during that fract..
If the aspirin could be converted completely into thermal energy, how many miles will the car go on a single tablet.
weights are sometimes added to the arms of a boomerang. what effect would this have on the spinning of the boomerang?
A resistor is connected to a battery with negligible internal resistance. by what factor does the power dissipated in the circuit change
A certain string can withstand a maximum tension of 36 N without breaking. What is the speed of the stone as the string breaks
Calculate the energies and speeds of electrons in circular Bohr orbits in a hydrogenlike atom using the relativistic expressions for kinetic energy and momentum
A certain atom of has 89 protons. Assume that the nucleus is a sphere with radius 7.25 fm, find the magnitude of the electric field produced by the protons
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