Select an appropriate scale and draw a ray diagram for the observation at S.No.2. Also find the approximate value of magnification.

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Solution

This is the diagram for the observation no 2.
We know that,
Magnification of the object
$m = - \frac{v}{u},$
So $m = \frac{30}{- 60},$
$m = - \frac{1}{2},$
$m = - 0.5$

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Select an appropriate scale and draw a ray diagram for the observation at S.No.2. Also find the approximate value of magnification.

This is the diagram for the observation no 2.We know that,Magnification of the objectm=−vu,So m=30−60,m=−12,m=−0.5

This is the diagram for the observation no 2.
We know that,
Magnification of the object
$m = - \frac{v}{u},$
So $m = \frac{30}{- 60},$
$m = - \frac{1}{2},$
$m = - 0.5$