Physics, 28.04.2022 02:50 snikergrace
A concave mirror is to form 0.5m long image of a 5mm lamp filament on a screen 5m from the mirror. What is the distance at which the filament is to be placed in front of the mirror?
Answers: 3
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A concave mirror is to form 0.5m long image of a 5mm lamp filament on a screen 5m from the mirror. W...
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