At what rate the pictures must move across the eye, to see a moving picture.
Explain how reflection is used in Periscope. Write the different uses of Periscope.
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the answer is very easy you naughty you are joking ya
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- 24 pictures per seconds
- A periscope works by using two mirrors to bounce light from one place to another. A typical periscope uses two mirrors at 45 degree angles to the direction one desires to see. The light bounces from one to the other and then out to the persons eye.
- different uses of periscopes are -
- The periscope is used in the submarines to see what is going on the water surface, It was used for observation purposes in the trenches during World War I, It is used in some gun turrets and it is used in armed vehicles
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