plz solve this question
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Answer:
u=60
hi=1.6
Step-by-step explanation:
Gn
F=5cm
ho=5cm
v=15cm
To find u,hi
Solve
1/f=1/v-1/u
1/20=1/15-1/u
=3/60-4/60
u=-60
hi/ho=v/u
hi=15*5/60
hi=1.6cm
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