In a Young's slit experiment, the separation between the slits is halved and the whole apparatus is immersed in water of refractive index root 3. Calculate fringe width. ​

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

What is the measure of a change in an objects velocity?