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# In the given figure, $$S_1$$ and $$S_2$$ are coherent sources. The intensity of both sources are same. If the intensity at the point $$P$$ is $$4\ watt/m^2$$, the intensity of each source is :

A
$$3\ W/m^2$$
B
$$1\ W/m^2$$
C
$$2\ W/m^2$$
D
$$4\ W/m^2$$
Solution
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#### Correct option is A. $$1\ W/m^2$$

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