1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

022-62211530

Mon to Sat - 11 AM to 8 PM

# Name the type of lens we use to obtain the image of an object having the following magnifications m in new cartesian sign conventionm positive but less than 1m  positive but more than one m negative but less than one Draw a ray diagram to justify your answer for m positive and more than one

Asked by jayantvatsa2005 6th March 2017, 6:21 PM

Hi,

Magnification +ve but > 1 ⇒ Image and object both are erect and concave lens is used

Magnification +ve but < 1 ⇒ Image  and object both are erect and convex lens is used

Magnification -ve but <1  ⇒ Image  is diminished

Answered by Expert 6th March 2017, 6:46 PM

• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10

You have rated this answer /10

## A cylinder of radius R is filled with water upto a height H , so that the thrust on the walls is equal to that on the bottom. The relation between H and R is ?

Asked by dipanshusingla029 24th March 2018, 1:21 PM

## A cube of edge length 'a' and density 'd' floats in a liquid of density 'D'. The maximum extra mass it can support without submerging is. ?

Asked by dipanshusingla029 24th March 2018, 1:19 PM

## From a point 36 m above the lake, the angle of elevation of a bird is observed to be 30 and the angle of depression of its image in water of the lake is observed to be 60. Find the actual height of the bird above the surface of the lake

Asked by Suneel 24th March 2018, 11:28 AM