naazalfisha9 Asked: September 2023 a convex mirror having focal length 40cm and magnification 0.5 an object having height 2 cm is placed in front of the
naazalfisha9 Asked: December 2022 sin acos b1a30degree and b is an acute angle then find the value of b 638f8987152bf
naazalfisha9 Asked: December 2022 sin acos b1a30degree and b is an acute angle then find the value of b