Question

2. An object is placed at a distance 10 cm in front of a convex mirror of focal length 20 cm it's 2/3 times virtual image is formed 20/3 cm behind the mirror.

Answer the questions below

(P) The correct value and sign of the object distance in the above question would be

u=+10 cm
u=-10 cm
v=+ 20cm
u=-20cm

(Q) The correct value and sign of the image distance in above question would be

u=-20/3 cm
u=+ 20/3cm
v=+20/3 cm
v=-20/3 cm

(R) The correct value and sign of the focal length in above question would be

F=+20cm
F=- 20 cm
f=+20 cm
f=-20cm

(S) The correct value and sign of the magnification in above question would be

m=+2/3 cm
m =-2/3 cm
M=+2/3 cm
M=-2/3cm

Please give me the answer, i will mark the best one as the brainliest and thank everyone who answers

Answer 1

your first option is correct

Answer 2

Answer:

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