Part 1

An object is placed at a distance of 10cm from a convex mirror of focal length 20 cm. The image distance is An object is placed at a distance of 10cm from a convex mirror of focal length 20 cm. The image distance is November 9, 2020 Category: Chapter 9 - Ray Optics , MTG [...]

An object placed in front of a concave mirror at a distance of x cm from the pole gives a 3 times magnified real image. If it is moved to a distance of (x+5)cm, the magnification of the image becomes 2. The focal length of the mirror is An object placed in front of a [...]

An object moving at a speed of 5m/s towards a concave mirror of focal length f=1 m is at a distance of 9m. The average speed of the image is An object moving at a speed of 5m/s towards a concave mirror of focal length f=1 m is at a distance of 9m. The average [...]

An object is placed in the front of convex mirror of radius of curvature 20cm its image is formed 8 cm behind the. find the distance of the object is An object is placed in the front of convex mirror of radius of curvature 20cm its image is formed 8 cm behind the. find the [...]

An object is kept at a distance of 60 cm from a concave mirror. For getting a magnification of 2/1 , focal length of the concave mirror required is : An object is kept at a distance of 60 cm from a concave mirror. For getting a magnification of 2/1 focal length of the concave [...]

A 4.5 cm object is placed perpendicular to the axis of a convex mirror of focal length 15 cm at a distance of 12 cm. The size of the image is A 4.5 cm object is placed perpendicular to the axis of a convex mirror of focal length 15 cm at a distance of 12 [...]

Consider an optical system consisting of a concave mirror M1 and convex mirror M2 of radii of curvatures 60 cm and 20 cm respectively. Two mirrors are separated by a distance of 40 cm. An object O is placed at a distance 80 cm from P. The final image is formed at a distance The [...]

The length of the telescope is 36 cm. The focal lengths of its lens can be The length of the telescope is 36 cm. The focal lengths of its lens can be November 9, 2020 Category: Chapter 9 - Ray Optics , MTG NEET Physics , Part 1 ,

The magnifying power of an astronomical telescope is 8 and the distance between the two lenses is 54cm. The focal length of eye lens and objective lens will be respectively The magnifying power of an astronomical telescope is 8 and the distance between the two lenses is 54cm. The focal length of eye lens and [...]

In a laboratory four convex lenses L1, L2, L3 ​ and L4 of focal lengths 2,4,6 and 8cm respectively are available. Two of these lenses form a telescope of length 10 cm and magnifying power 4. The objective and eye lenses are respectively : 4 6 and 8cm respectively are available. Two of these lenses [...]