At what distance from a concsve mirror of focal length 10cm should an object 2 cm long be placed in order to get an erect image 6 cm tall.
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by m=v/u
hi/ho=v/u
6/-2=v/u
v=-3u
by mirror formula
1/f=1/v+1/u
1/-10=-1/3u+1/u
-1/10=2/3u
3u=20
u=6.66cm
hope it helps u
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hi/ho=v/u
6/-2=v/u
v=-3u
by mirror formula
1/f=1/v+1/u
1/-10=-1/3u+1/u
-1/10=2/3u
3u=20
u=6.66cm
hope it helps u
plz mark it brainlist
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