Home
Class 11
PHYSICS
[" 39.When a point source of light is at...

[" 39.When a point source of light is at a distance of "],[50cm" from a photoelectric cell,the stopping voltage "],[" is found to be "V_(0)" .If the same source is placed at "],[" a distance of "1m" from the cell,the stopping voltage "],[" will be "],[[" (1) "2V_(0)," (2) "V_(0)],[" (3) "(V_(0))/(2)," (4) "(V_(0))/(4)]]

Promotional Banner

Similar Questions

Explore conceptually related problems

When a point source of light is at a distance of 50 cm from a photoelectric cell , the cut-off voltage is found to be V_(0) . If the same source is placed at a distance of 1 m from the cell , then the cut-off voltage will be

When a point source of light is at a distance of 50 cm from a photoelectric cell , the cut-off voltage is found to be V_(0) . If the same source is placed at a distance of 1 m from the cell , then the cut-off voltage will be

When a point source of light is at a distance of one metre from a photo cell , the cut off voltage is found to be V . If the same source is placed at 2 m distance from photo cell , the cut off voltage will be

When a point source of light is at a distnace of 1 m from a photo cell, the cut off voltage is is found to be V. if the same source is placed at 3m distance from photo cell, the cut of voltage will be

A source of light is placed at a distance of 50 cm from a photo cell and the stopping Potential is found to be V_0 . If the distance between the light surface and photo cell is made 25 cm, the new stopping potential will be

When a monochromatic source of light is at a distance of 0.2 m from a photocell, the stopping potential (cut off voltage) and the saturation current are found to be respectively 1 V and 27 mA. If the same source is placed at a distance 0.6 m from the cell, then

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

A source of light is placed at a distance of 1 m from a photo cell and the cut off potential is V_0 . If the source of light is placed at a distance of 50 cm, the cut off potential will be :