Apr '14
14
MCAT Question of the Day | MCAT Course


  • Q:

    A krypton fluoride laser can emit light in brief pulses of only 4 nanoseconds. Given the velocity of light in a vacuum is 3 x 108 m/s, how long is each pulse of light if emitted underwater? Note the index of refraction of water is 1.33.

     

    A

    90 cm

    B

    1.2 m

    C

    1.6 m

    D

    2.1 m




    Tags: Kinematics | Fluids | Quantitative Skills | Suggest a tag
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