(1) is directly proportional to the wavelength of incident radiation.
8. Stopping potential required to reduce photoelectric current to zero
(4) number of electrons emitted is a quarter of the initial number.
(3) each emitted electron carries half the initial energy.
(2) number of electrons emitted is half the initial number.
(1) each emitted electron carries one quarter of the initial energy.
2 m, then
7. A photoelectric cell is illuminated by a point source of light 1 m away. When the source is shifted to
(3) amplitude. (4) angle of incidence.
(1) wavelength. (2) frequency.
minimum
6. In photoelectric effect, the electrons are ejected from metals if the incident light has a certain
(4) proportional to the frequency of light
(3) proportional to the intensity of light.
(2) proportional to the wavelength of light.
(1) proportional to the work function of the metal.
5. In
Answers
Answer:
Stopping potential required to reduce photoelectric current to zero
(4) number of electrons emitted is a quarter of the initial number.
(3) each emitted electron carries half the initial energy.
(2) number of electrons emitted is half the initial number.
(1) each emitted electron carries one quarter of the initial energy.
2 m, then
Stopping potential required to reduce photoelectric current to zero
(4) number of electrons emitted is a quarter of the initial number.
(3) each emitted electron carries half the initial energy.
(2) number of electrons emitted is half the initial number.
(1) each emitted electron carries one quarter of the initial energy.
2 m, then
for the boxes chosen by you check if the smaller boxes fit into the larger box. If yes, what is the volume vacant in the large box. If no, by how much does the volume of the smaller boxes Exceed that of the larger box