Q2) Two microscope slides are placed together but held apart at one end by a thin piece of tin foil. Under sodium light (589 nm) normally incident on the air film formed between the slides, one observes exactly 25 bright fringes from the edges in contact to the edge of the tin foil, the thickness of the foil is [cm] a. 4.27*10-4 b. 7.22*10-4 c. 1.02*10-3 d. 1.31*10-3 e. 7.36*10-4
Q2) Two microscope slides are placed together but held apart at one end by a thin piece of tin foil. Under sodium light (589 nm) normally incident on the air film formed between the slides, one observes exactly 25 bright fringes from the edges in contact to the edge of the tin foil, the thickness of the foil is [cm] a. 4.27*10-4 b. 7.22*10-4 c. 1.02*10-3 d. 1.31*10-3 e. 7.36*10-4
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![Q2) Two microscope slides are placed together but held apart at one end by a thin piece
of tin foil. Under sodium light (589 nm) normally incident on the air film formed
between the slides, one observes exactly 25 bright fringes from the edges in contact to the
edge of the tin foil, the thickness of the foil is [cm]
a. 4.27*10-4
b. 7.22*10-4
c. 1.02*10-3
d. 1.31*10-3 e. 7.36*10-4](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0b4ebf80-aaf3-4ba4-ba60-ae4bf848dcf7%2Fd597970b-bbb7-4811-b4ae-b8a5423807e0%2Faev5m6q_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q2) Two microscope slides are placed together but held apart at one end by a thin piece
of tin foil. Under sodium light (589 nm) normally incident on the air film formed
between the slides, one observes exactly 25 bright fringes from the edges in contact to the
edge of the tin foil, the thickness of the foil is [cm]
a. 4.27*10-4
b. 7.22*10-4
c. 1.02*10-3
d. 1.31*10-3 e. 7.36*10-4
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