Science, asked by 787057mainaborah, 9 hours ago

To burn the cotton without a matchbox they selected mirror of radius of curvature 30 cm and placed it towards sunlight. For the burning of cotton, they placed at a distance of from the mirror.
A. Convex mirror, 15 cm
B. Concave mirror, 15 cm
C. Convex mirror, 30 cm
D. Concave mirror, 30 cm

Answers

Answered by ahmed66

0

Answer:

a

Explanation:

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