Concept Questions A small mirror is attached to a vertical wall, and it hangs a

Question

Concept Questions A small mirror is attached to a vertical wall, and it hangs a distance y above the floor. A ray of sunlight strikes the mirror, and the reflected ray forms a spot on the floor at a horizontal distance x from the base of the wall to which the mirror is attached.

(b) If it is morning and the mirror is facing due east, would the angle of incidence ? and the distance x increase or decrease as time passes?



a)? would increase, and x would decrease.



b)? would decrease, and x would increase.



c)? would decrease, and x would decrease.



d)? would increase, and x would increase.

Explanation / Answer

angle of incidence would decrease, and x would decrease.

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