Question

The object is placed 6cm front of concave mirror its focal length is 4cm .Find the image distance and magnification​

Answer 1

Answer:

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Answer 2

Answer:

distance of object from mirror=p=4cm

focal length=6cm

Using mirror formula

1/f=1/p+1/q

1/6=1/4+1/q

1/6–1/4=1/q

1/q=(2–3)/12

1/q=-1/12

q=-12

PositiOn of image is 12cm from mirror

Nature of Image is virtual, erect and magnified(M=3).