Multiple Choice
Which one of the following expressions determines the critical angle for quartz (n = 1.5) immersed in oil (n = 1.1) ?
A) = 1.5/1.1
B) 11ec9dfe_2a8e_1022_8d20_79f89e357768_TB6393_11= sin-¹ (1.1/1.5)
C) 11ec9dfe_2a8e_1022_8d20_79f89e357768_TB6393_11 = sin (1.1/1.5)
D) 11ec9dfe_2a8e_1022_8d20_79f89e357768_TB6393_11 = tan-¹ (1.1/1.5)
Correct Answer:

Verified
Correct Answer:
Verified
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