MCQOPTIONS
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| 1. |
1.5 mW of 400 nm light is directed at a photoelectric cell. If 0.10 per cent of the incident photons produce photoelectrons, then find the current in the cell. |
| A. | \[4.8\mu A\] |
| B. | \[48\mu A\] |
| C. | \[1.8\mu A\] |
| D. | \[0.48\mu A\] |
| Answer» E. | |