(a) By stating sign conventions and assumptions used derive the relation betweenin case of a con....

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(a) By stating sign conventions and assumptions used derive the relation betweenin case of a concave mirror?\n(b) A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp image? Describe the nature and size of the image. If the candle is moved closer to the mirror, how would the screen have to be moved? 📲 PW App Link - https://bit.ly/YTAI_PWAP 🌐 PW Website - https://www.pw.live/



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