A blue laser beam is incident on a metallic surface, causing electrons to be ejected from the metal. If the frequency of the laser beam is increased while the intensity of the beam is held fixed,
A) the rate of ejected electrons will remain the same but their maximum kinetic energy will increase.
B) the rate of ejected electrons will remain the same but their maximum kinetic energy will decrease.
C) the rate of ejected electrons will decrease and their maximum kinetic energy will increase.
D) the rate of ejected electrons will increase and their maximum kinetic energy will increase.
Correct Answer:
Verified
Q2: Two sources emit beams of microwaves. The
Q3: A beam of light falling on a
Q4: A photon of blue light and a
Q5: Photon A has twice the momentum of
Q6: If the wavelength of a photon is
Q7: If the frequency of a light beam
Q8: If the wavelength of a light beam
Q9: Monochromatic light falls on a metal surface
Q10: Which of the following actions will increase
Q11: Increasing the brightness of a beam of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents