Question

Define the principal focus of a concave mirror.​

Answer 1

Answer:

HI BUDDY HERE IS UR ANSWER

THE PRINCIPAL FOCUS OF A CONCAVE MIRROR IS A POINT ON PRINCIPAL AXIS OF THE MIRROR AT WHICH ALL THE RAYS OF LIGHT,WHICH ARE PARALLEL TO THE PERICIPAL AXIS AND CLOSE TO IT, CONVERGE AFTER REFLECTION FROM THE CONCAVE MIRROR.IT IS REPRESENTED BY F

PLX FOLLOW ME AND MARK IT BRAINLEST

Answer 2

Answer:

WHEN THE INCIDENT RAY IS PARALLEL TO PRINCIPAL AXIS ,AFTER GETTING REFLECTED BY A CONCAVE MIRROR IT PASSES THROUGH A POINT ON PRINCIPAL AXIS IN FRONT OF MIRROR . THIS POINT IS CALLED PRINCIPAL FOCUS OF CONCAVE MIRROR

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