find the radius of curvature of concave mirror which has the focal length is 60cm
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find the radius of curvature of concave mirror which has the focal length is 60cm
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Answer:
Hai friend
Explanation:
R= 2f
R= 2×60
R= 120
r= -60
f= r/2
f= -30
u= -60
v= ?
1/v+1/u= 1/f
1/v+1/-60=1/-30
1/v= 1/60-1/30
1-2/60
-1/60
So
v= -60