an object is placed at distance of 20 cm from diverging lens whose focal length is 15 CM. write any two characteristics of image formed by it
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sol.
u=-20
f=-15
v=?
using lens formula,
1/f=1/u-1/v
1/-15=1/-20 -1/v
1/v=1/-15+1/20
1/v=-4+3/60
v=-6o
character......
=larger then object
=invertered
I hope this is correct answer
u=-20
f=-15
v=?
using lens formula,
1/f=1/u-1/v
1/-15=1/-20 -1/v
1/v=1/-15+1/20
1/v=-4+3/60
v=-6o
character......
=larger then object
=invertered
I hope this is correct answer
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