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Lakshya Ajay Kawade from Holy Cross Kapa , Raipur

Subject :NSO Class : Class 8

Which of the following mirrors is/are used in solar cooker?

APlane mirrors
BConcave mirrors
CConvex mirrors
DBoth A and B

Ans 1:

Bhava Sphuran from N.St .Mathew's Public School, Vijayawada

Class : Class 7