A periscope (see figure below) is useful for viewing objects that cannot be seen directly. It can be used in submarines and when watching golf matches or parades from behind a crowd of people.

+5 votes

A periscope (see figure below) is useful for viewing objects that cannot be seen directly. It can be used in submarines and when watching golf matches or parades from behind a crowd of people. Suppose the object is a distance p1from the upper mirror and the centers of the two flat mirrors are separated by a distance h.

image
(a) What is the distance of the final image from the lower mirror? (Use any variable or symbol stated above as necessary.)
d =  behind the lower mirror

(b) Is the final image real or virtual?
    

(c) Is it upright or inverted?
    

(d) What is its magnification?
 

(e) Does it appear to be left–right reversed?
    

 

asked Apr 9, 2012 in Physics by Gummmys ~Expert~ (1,105 points)
    

1 Answer

+2 votes
a) p1+h

b) virtual

c) upright

d) 1

e) no
answered Apr 15, 2012 by jarjar123 ~Rookie~ (131 points)

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