Questions from College Physics

Q: X - rays are scattered from a target at an angle of

X - rays are scattered from a target at an angle of 55.0° with the direction of the incident beam. Find the wavelength shift of the scattered x - rays.

Q: A 0.00160 - nm photon scatters from a free electron

A 0.00160 - nm photon scatters from a free electron. For what (photon) scattering angle does the recoiling electron have kinetic energy equal to the energy of the scattered photon?

Q: A 25.0 - pm x - ray photon scatters off

A 25.0 - pm x - ray photon scatters off a free electron at A (Fig. P27.26), producing a photon of wavelength λ' traveling at an angle θ = 40.0° relative to the fir...

Q: A 0.110 - nm photon collides with a stationary electron

A 0.110 - nm photon collides with a stationary electron. After the collision, the electron moves forward and the photon recoils backwards. Find (a) The momentum and (b) The kinetic energy of the elect...

Q: In a Compton scattering experiment, an x - ray photon scatters

In a Compton scattering experiment, an x - ray photon scatters through an angle of 17.4° from a free electron that is initially at rest. The electron recoils with a speed of 2180 km/s. Calculate (a) T...

Q: A riverside warehouse has two open doors, as in Figure P24

A riverside warehouse has two open doors, as in Figure P24.11. Its interior is lined with a sound - absorbing material. A boat on the river sounds its horn. To person A, the sound is loud and clear. T...

Q: (a) If the wavelength of an electron is 5.

(a) If the wavelength of an electron is 5.00 x 10-7 m, how fast is it moving? (b) If the electron has a speed equal to 1.00 x 107 m/s, what is its wavelength?

Q: Calculate the de Broglie wavelength of a proton moving at (

Calculate the de Broglie wavelength of a proton moving at (a) 2.00 x 104 m/s and (b) 2.00 x 107 m/s.

Q: De Broglie postulated that the relationship λ = h/p is

De Broglie postulated that the relationship λ = h/p is valid for relativistic particles. What is the de Broglie wavelength for a (relativistic) electron having a kinetic energy of 3.00 MeV?

Q: An electron and a 6.00 - kg bowling ball each

An electron and a 6.00 - kg bowling ball each have 4.50 eV of kinetic energy. Calculate (a) λe and (b) λb, the de Broglie wavelengths of the electron and the bowling ball, respectively. (c) Calculate...