Question

Assertion(A):Radius of curvature of a concave mirror is 20cm. If a real object is placed at 10cm from pole of the mirror,image is formed at infinity.
Reason(R):when object is placed at focus ,it's image is formed at infinity.
a)Both Aand R are true and R is correct explanation of A
b)Both A and R are true and R is not correct explanation of A
c)A is true,R is false
d)A is false,R is true

Answer 1

Answer:

A)

Explanation:

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