Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

When a monochromatic point-source of light is at a distance of 0.2 m from a photo-electric cell, thecut-off voltage and the saturation current are respectively 0.6 V and 18'0 mA. If the same source is placed 0.6 m away from the photoelectric cell, then

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya

a

the stopping potential will be 0 2 V

b

the stopping potential will be 0'6 V

c

the saturation current will be 6'0 mA

d

the saturation current will be 3'0 mA

answer is B.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

Stopping potential depends on the wavelength of  incident radiation. It is independent of the distancebetween the source and photoelectric cell. intensity of illumination varies inversely as the square of distance.
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

best study material, now at your finger tips!

  • promsvg

    live classes

  • promsvg

    progress tracking

  • promsvg

    24x7 mentored guidance

  • promsvg

    study plan analysis

download the app

gplay
mentor

Download the App

gplay
whats app icon
personalised 1:1 online tutoring
When a monochromatic point-source of light is at a distance of 0.2 m from a photo-electric cell, thecut-off voltage and the saturation current are respectively 0.6 V and 18'0 mA. If the same source is placed 0.6 m away from the photoelectric cell, then