A_RUBY_LASER_HAS_A_CRYSTAL_OF_LENGTH_3_CM_WITH_A_REFRACTIVE_INDEX_OF_1.60,_WAVELENGTH_0.43_‚ÂÀ√≠¬¨‚À´M._DETERMINE_THE_NUMBER_OF_LONGITUDINAL_MODES.?$#

1‚Äö√†√∂‚àö‚â•102

3‚Äö√†√∂‚àö‚â•106

2.9‚Äö√†√∂‚àö‚â•105

2.2‚Äö√†√∂‚àö‚â•105

A_RUBY_LASER_HAS_A_CRYSTAL_OF_LENGTH_3_CM_WITH_A_REFRACTIVE_INDEX_OF_1

1.	A_RUBY_LASER_HAS_A_CRYSTAL_OF_LENGTH_3_CM_WITH_A_REFRACTIVE_INDEX_OF_1.60,_WAVELENGTH_0.43_‚ÂÀ√≠¬¨‚À´M._DETERMINE_THE_NUMBER_OF_LONGITUDINAL_MODES.?$#
A.	1‚Äö√†√∂‚àö‚â•10<sup>2 </sup>
B.	3‚Äö√†√∂‚àö‚â•10<sup>6 </sup>
C.	2.9‚Äö√†√∂‚àö‚â•10<sup>5 </sup>
D.	2.2‚Äö√†√∂‚àö‚â•10<sup>5 </sup>
Answer» E.

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