A convex mirror of focal length/forms an image which is 1n times the object. The distance of the object from the mirror is

m=+1n=-vu⇒v=-un By using mirror formula1f=1-un+1u⇒u=-(n-1)f

A convex mirror of focal length/forms an image which is 1n times the object. The distance of the object from the mirror is

m=+1n=-vu⇒v=-un By using mirror formula1f=1-un+1u⇒u=-(n-1)f

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A convex mirror of focal length/forms an image which is $\frac{1}{n}$ times the object. The distance of the object from the mirror is

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$- (\frac{n - 1}{n}) f$

$(\frac{n + 1}{n}) f$

$- (n - 1) f$

$(n + 1) f$

answer is A.

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$m = + \frac{1}{n} = - \frac{v}{u} \Rightarrow v = - \frac{u}{n} By using mirror formula \frac{1}{f} = \frac{1}{- \frac{u}{n}} + \frac{1}{u} \Rightarrow u = - (n - 1) f$

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A convex mirror of focal length/forms an image which is 1n times the object. The distance of the object from the mirror is

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A convex mirror of focal length/forms an image which is $\frac{1}{n}$ times the object. The distance of the object from the mirror is