Choose the correct option for the following Assertion (A) and Reason (R).
Physics · Wave Optics · young's dubble slit experiments
Choose the correct option for the following Assertion (A) and Reason (R).
Assertion
When a complete Young's double-slit arrangement is immersed in water, the fringe width decreases.
Reason
The frequency of light remains unchanged on entering water, but its wavelength becomes smaller.
Options