1.

नस्रप्कड 0y SOl उसने= ey O S ngj\ 2 नि रस ० Oपृ निगल जप, o mw % XoAQGD 0 9 m_g 5oo T PO PWNEsg w ey o\L S नहर्ठ-छ9 ¢Gy 5| s TOETR TR O :|

Answer»

U= -15cmv= 5cmf= ?and to find a radius of curvature formula isR=2fso, using mirror formula 1/f=1/u+1/vputting values 1/f=1/-15+1/51/f=5+(-15)/751/f= -10/75cross multiple-10f=75f=75/-10f= -7.5So, R=2f2×-7.5R= -15



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