MCQOPTIONS
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| 1. |
Figure shows two coherent sources \[{{S}_{1}}-{{S}_{2}}\] vibrating in same phase. AB is an irregular wire lying at a far distance from the sources \[{{S}_{1}}\] and \[{{S}_{2}}\].Let\[\frac{\lambda }{d}={{10}^{-3}}\].\[\angle BOA={{0.12}^{o}}\] . How many bright spots will be seen on the wire, including points A and B. |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | more than 4 |
| Answer» B. 3 | |