Two narrow slits are 0.025 mm apart. When a laser shines on them, bright fringes form on a screen that is a meter away. These fringes are 1.3 cm apart. What is the separation between the m = 2 bright fringe and the central fringe?
a. 2.6 cm
c. 8.6 cm
b. 5.3 cm
d. 6.0 cm
A
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Various new quantities are introduced in this chapter, each having associated units. Which of the following quantities is followed by the wrong SI unit for that quantity?
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