The image of a bright object is brought on a screen with the help of a concave mirror. If the upper half of the concave mirror is covered,

Monjur Alahi

The image of a bright object is brought on a screen with the help of a concave mirror. If the upper half of the concave mirror is covered, the effect on the image will be

A) its size becomes half 

B) image disappears 

C) brightness reduced 

D) image changes position


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Salim Ahmed Kawsar

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C) brightness reduced

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