Question

a pencil is placed 5cm from a plane mirror. then find is the distance of image from the mirror. . ii) the distance of image from the object.iii)if the pencid is moved 2cm away from mirror find new image distance and distance b/w pencil and its image . iv)if the pencil is moved 1cm towards the mirror then find the new image distance and distance b/w pencil and its image.​ step by step information pls​

Answer 1

Answer:

15 cm

Explanation:

Length of pencil before = 5 cm

Distance between the pencil and the mirror before = 10 cm

Now, length of the pencil = (5 × 2) cm = 10 cm

Therefore, new distance between the pencil and the mirror now = (105) cm = 5 cm + 10 cm = 15 cm

Answer 2

Answer:

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