37. An object 10 cm high is placed at the principal focus
of a concave lens of focal length 20 cm. Find the
position, size and nature of the image.
Answers
Answered by
1
Answer:
height of object= 10cm
f=20cm
position will be at infinity
size will be highly enlarged
nature will be real and virtual
Explanation:
this is because when we put an object at focus image is formed at focus.
Here measurements are given just to confuse, this is not required.
Answered by
1
Answer:
When the object is taken between p & f ,
then the image forms behind the mirror.
The nature of the image is enlarged & erect & also the image is known as virtual image
Explanation:
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