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noobie!
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Homework Statement
Original Post:
[post]1998976[/post]
i would like to seek help from anyone of you,could you please help me with these questions?
1)The fourth nodal line on an interference pattern is 8.4 cm from the first antinodal line when the screen is placed 235 cm from the slits. The slits are separated by 0.25 mm.?
the answer for m=2.5 ,can you please help me to check and rectify my mistake if have any of them..is that because of there are 5 bright fringes;then we start count from 1st antinodal line till 4th nodal line,so it has 2.5 steps..am i wright?if not,then how do we know the value of m?is there any way to evaluate m?thanks for your kind help..