A student obtained a sharp image of a burning candle, placed at the farther end of a laboratory table, on a screen using a concave mirror, For getting better value of focal length of the mirror, the subject teacher suggested him for focusing a well illuminated distant object.what should the student do. Explain the reason



The student can move the object well beyond the focal length of the mirror so that the image gets foccused at the principal focus of the mirror and a distinct image can be obtained