Question

aseo
de to determine the focal length of concave mirror by obting the image
diferent distances
Apparatus Concase minner. Stand to hold the mirror. Merer scale. Screen ons
on on slandet
Obyeut Substance
Concave Mirror
Main Axis
the mirror and objeg
Procedure :
1. Fit a concave mirror on stand properly
Take an object and fit it on a stand.
3. Fit a screen on a stand and keep it before the mirror.
4 keep the obiect before the mirror and measure the distance betwen the mirror and
Obtain a sharp image of the object on screen to and fro.
0 Measure the distance between the mirror and the screen.
7. Change the distance of the object before the mirror and repeat the steps 4 to 6 in
procedure.
Observation: Least count of the meter scale = ..........mm
Distance Distance
between mirror between mirror
and object (u) and screen (v)
7 + 1 1 2 2 2
Focal Length
f(cm)
Average Focal Length =
Inference : Focal length of the concave mirror = ........ ..........cm.​

Answer 1

Explanation:

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