Question

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Answer 1

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Q no. 5

ansewer,

The given mirror M is a Concave spherical mirror. The characteristics property of the image Q is that it is virtual.

Q no. 6

answer,

The magnification is given as,

m= – v

u

1 = _ v

2 u

1 = _ 2

v u

The mirror formula is given as,

1 + 1 = 1

v u f

– 2 + 1 = 1

u u 20

u = – 20 cm

Thus the position of the object is –20 cm