Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Light from a hydrogen tube is incident on the cathode of a photoelectric cell the work function of the cathode surface is 4.2eV . In order to reduce the photo – current to zero the voltage of the anode relative to the cathode must be made

Light from a hydrogen tube is incident on the cathode of a photoelectric cell the work function of the cathode surface is 4.2eV . In order to reduce the photo – current to zero the voltage of the anode relative to the cathode must be made

potassium sodium and lithium. The plots are parallel. Correct ranking of the targets according to their work function greatest first will be The figure shows different graphs between stopping potential (V0) and frequency (v) for photosensitive surface of cesium