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A camera filled with a polarizer is plac...

A camera filled with a polarizer is placed on a mountain in a manner to record only the reflected image of the sun from the surface of a shown in the figure. If the sun rise at 6.00 AM and sets at 6.00 PM during the summer, then at what time in the aftermoon will the recorded image have the lowest intensity, assuming there are no clouds and intensity of the sun at the sea surface is constant throughout the day?

A

12.32 PM

B

3.32PM

C

5.00PM

D

6.00PM

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Knowledge Check

  • A camera filled with a polarizer is placed on a mountain, in a manner to record only the reflected image of the sun from the surface of a sea as shown in the figure. If the sun rises at 6.00AM and sets at 6.00PM during the summer, then at what time in the afternoon will the recorded image have the lowest intensity, assuming there are no clouds and intensity of the sun at the sea surface is constant throughout the day? (Refractive index of water = 1.33)

    A
    `12.32PM`
    B
    `3.32PM`
    C
    ` 5.00PM`
    D
    `6.00PM`

  • The instrument to record the intensity of earthquake is

    A
    physiograph
    B
    seismograph
    C
    cardiograph
    D
    barograph

  • What is the instrument to record the intensity of Earthquake?

    A
    (a) Physiograph
    B
    (b) Seismograph
    C
    (c) Cardiograph
    D
    (d) Barograph

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