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this ques was asked in IIT-JEE2007 Q. In an experiment to determine the focal length (f) of a concave mirror by the u-v method, a student places the object pin A on the principal axis at a distance x from the pole P. The student looks at the pin and its inverted image from a distance keeping his/her eye in line with PA. When the student shifts his/her eye towards left, the image appears to the right of the object pin Then, (A) x (B) f (C) x=2f (D) x>2f


this ques was asked in IIT-JEE2007

 

Q. In an experiment to determine the focal length (f) of a concave mirror by the u-v method, a student places the object pin A on the principal axis at a distance x from the pole P. The student looks at the pin and its inverted image from a distance keeping his/her eye in line with PA. When the student shifts his/her eye towards left, the image appears to the right of the object pin

 

Then,

 

(A) x

 


(B) f

 


(C) x=2f

 


(D) x>2f


Grade:10

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