K.C.S.E Physics Q & A - MODEL 2010PP2QN05
​Figure 4, shows a bright electric lamp placed behind a screen which has a hole covered with a wire gauze. A concave mirror of focal length 25cm is placed in front of the screen. The position of the mirror is adjusted until a sharp image of the gauze is formed on the screen.
​Determine the distance between the mirror and the screen.
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Bakari Ibrahim
17/4/2021 15:30:05
I want to learn physics
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