Home
Class 12
PHYSICS
A convex lens of focal length 10 cm and ...

A convex lens of focal length 10 cm and a concave lens of same focal length in value are placed co-axially at a separation of 20 cm as shown in figure. A point object is at infinity on the principal axis. Take the optic center of convex lens as origin of co ordinate system and the principal axis as x-axis as shown in figure.

The co-ordinates of the image formed after refraction through both the lenses is

A

(10 cm, 0)

B

(25 cm, 0)

C

(-5 cm, 0)

D

(15 cm, 0)

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III (LEVEL-II (ADVANCED) MATRIX MATCHING TYPE QUESTIONS))|1 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III (LEVEL-II (ADVANCED) INTEGER TYPE QUESTIONS))|2 Videos

  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise LECTURE SHEET (EXERCISE-III (LEVEL-II (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS))|1 Videos

  • ELEMENTS OF VECTORS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos

  • LAWS OF MOTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE|106 Videos

Similar Questions

Explore conceptually related problems

A convex lens of focal length 10 cm and a concave lens of same focal length in value are placed co-axially at a separation of 20 cm as shown in figure. A point object is at infinity on the principal axis. Take the optic center of convex lens as origin of co ordinate system and the principal axis as x-axis as shown in figure. In the initial positin (as given in the passage ) if the concave lens has a velocit of 9 cm/s towards the convex lens, the velocity of the final image will be

A convex lens of focal length A and a concave lens of focal length B are placed in contact. The focal length of the combination is

A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of the combination is

A convex lens of focal length 80 cm and a concave lens of focal length 50 cm are combined toghether. What will be their resulting power ?

A convex lens of focal length 100 cm and a concave lens of focal length 10 cm are placed coaxialiy at a separation of 90 cm. If a parallel beam of light is incident on convex lens, then after passing through the two lenses the beam

A convex lens of focal length 20 cm and a convex mirror of focal length 10 cm are placed co-axially 50 cm apart from each other. An incident beam parallel to its principal axis is incideent on the convex lens. Locate the position of final image formed due to the combination.

A convex lens A of focal length 20cm and a concave lens B of focal length 10 cm are kept along the same axis with a distance d between them. If a parallel beam, then d is

A convex lens A of focal length 20cm and a concave lens B of focal length 10 cm are kept along the same axis with a distance d between them. If a parallel beam, then d is

A diverging lens of focal length 20 cm and a converging lens of focal length 30 cm are placed 15 cm apart with their principal axes coinciding. Where should an object be placed on the principal axis so that its image formed at infinity ?

A convex lens of focal length 20cm and a concave lens of focal length f are mounted coaxially 5cm apart. Parallel beam of light incident on the convex lens emerges from the concave lens as a parallel beam. Then, f in cm is