CameraIcon

SearchIcon

MyQuestionIcon

571

You visited us 571 times! Enjoying our articles? Unlock Full Access!

Saturation Current

A point sourc...

Question

A point source causes photoelectric effect from a small metal plate. Which of the following curves may represent the saturation photocurrent as a function of the distance between the source and the metal ?

Open in App

Solution

Photo electric current
$I_{p} \propto \frac{1}{r^{2}}$
Hence curve $d$ represents the saturation photocurrent as a function of the distance between the source and the metal.

Suggest Corrections

thumbs-up

0

Similar questions

Q. A point source causes photoelectric effect from a small metal plate. Which of the following curves , may well represent the saturation photo current as a function of the distance between the source and the metal?

Q. A point source causes photoelectric effect from a small metal plate. Which of the curves in fig. may represent the saturation photo-current as a function of the distance between the source and the metal?

Q. A point source of light is used in an experiment on photoelectric effect. Which of the following curves best represents the variation of photocurrent 'I' with distance 'd' of the source from the emitter:

Q. The collector plate in an experiment on photoelectric effect is kept vertically above the emitter plate. Light source is made on and a saturation photocurrent is recorded. An electric field is switched on which has a vertically downward direction.

Q. The anode plate in an experiment on photoelectric effect is kept vertically above the cathode plate. Light source is put on and a saturation photocurrent is recorded. An electric field is switched on which has vertically downward direction.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Saturation Current

PHYSICS

Watch in App

explore_more_icon

Explore more

Saturation Current

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon