MCQOPTIONS
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| 1. |
The stopping potential \[({{V}_{0}})\] versus frequency (n) plot of a substance is shown in figure the threshold wave length is |
| A. | \[5\times {{10}^{14}}m\] |
| B. | 6000Å |
| C. | 5000 Å |
| D. | Cannot be estimated from given data |
| Answer» C. 5000 Å | |