Flag 10 grade science> A convex mirror of focal length ‘f’ forms...
question mark

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

Shruti Yadav , 9 Years ago
Grade Select Grade
anser 2 Answers
KAPIL MANDAL

Last Activity: 9 Years ago

will use the formula, m= f /(f - u)           (1).
HERE, 
m = +(1/n)  ; f = +f ; u= – u . (since mirror is convex).
So, using those, equation (1) becomes,
(1/n) = f /(f+u)    
or, (f+u)=nf
or, u = nf – f
or, u =(n – 1) f. (ans)
 
 
 

vijaya bhaskar reddy

Last Activity: 7 Years ago

thanks for giving the correct answer anna every app is giving the wrong answer andd wasting the time i am proud of using this app askiitians thank u

Provide a better Answer & Earn Cool Goodies

Enter text here...
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Ask a Doubt

Get your questions answered by the expert for free

Enter text here...