![A screen is placed 90 cm from an object. The image of the object on the screen is formed by a convex lens at two different locations separated by 20 cm . A screen is placed 90 cm from an object. The image of the object on the screen is formed by a convex lens at two different locations separated by 20 cm .](https://dwes9vv9u0550.cloudfront.net/images/7464884/cccee8fc-d437-44be-a72d-30344f5d6baa.jpg)
A screen is placed 90 cm from an object. The image of the object on the screen is formed by a convex lens at two different locations separated by 20 cm .
![Amazon.com: Neewer NW002-1 Wind Screen Bracket Stand with Aluminum Tube, Non-slip Feet, Adjustable Height, 65.2 inches/165.5 centimeters Stand Suitable for Supporting Acoustic Isolation Shield in Studio (Black) : Musical Instruments Amazon.com: Neewer NW002-1 Wind Screen Bracket Stand with Aluminum Tube, Non-slip Feet, Adjustable Height, 65.2 inches/165.5 centimeters Stand Suitable for Supporting Acoustic Isolation Shield in Studio (Black) : Musical Instruments](https://m.media-amazon.com/images/I/61HkY9nWLFL.jpg)
Amazon.com: Neewer NW002-1 Wind Screen Bracket Stand with Aluminum Tube, Non-slip Feet, Adjustable Height, 65.2 inches/165.5 centimeters Stand Suitable for Supporting Acoustic Isolation Shield in Studio (Black) : Musical Instruments
![An object is placed at a distance of 20.0 cm from a concave mirror of focal length 15.0 cm. (a) What distance from the mirror a screen should be placed to get An object is placed at a distance of 20.0 cm from a concave mirror of focal length 15.0 cm. (a) What distance from the mirror a screen should be placed to get](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/11759851_web.png)