Question

a student focuses the image of a candle flame placed at about 2m from a convex lens of focal length 10cm, on a screen. after that he moves gradually the flame towards the lens and each time focuses its image on the screen. a) in which direction does he move the lens to focus the flame on the screen 1) away from screen 2) towards the screen 3) towards the candle d) away from candle b) the size of the image of the flame formed on the screen will 1) decrease 2) increase c) remain unchanged d) become too small. 3) when the flame is moved towards the lens a) intensity of the image increases b) intensity of the image remains same c) intensity of image reduces d) the image disappears.
4) what is seen on the screen when the flame is very close ( at about 5cm) to the lens?
a) a bright image b) a magnified image c) diminished image d) no image.

friends please help me with this question.​

Answer 1

Answer:

otha bye

Explanation:

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