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A concave mirror converges light rays from the sun at 10 cm from the mirror. If an object is placed 20 cm from the mirror, the image is formed?

A1.20 cm in front of the mirror

B20 cm behind the mirror

C100 cm in front of the mirror

D10 cm behind the mirror

Answer:

A. 1.20 cm in front of the mirror

Read Explanation:

  • The image is formed 20 cm in front of the mirror

Related Questions:

What is the distance of the principal focus F from the pole P of the spherical mirror called?

A spherical mirror converges a beam of light, at a given point on the principal axis. Which of the following statement(s) about the mirror is are true?

  1. (a) The mirror used in concave
  2. (b) The mirror has positive focal length
  3. (c) The point of convergence is the principal focus of the mirror
    Identify the correct relation between radius of curvature 'R', object distance 'u' and image distance 'v' for a spherical mirror?

    Which of the following line(s) act as a normal to a spherical mirror?

    1. (i) Line joining the pole and centre of curvature
    2. (ii) Line joining the centre of curvature and point of incidence
    3. (iii) Line joining focus and point of incidence

      Which of the following statements is/are true about the principal axis of a spherical mirror?

      1. (i) It is normal to the mirror.
      2. (ii) Point of incidence always lies on the principal axis.
      3. (iii) Principal focus always lies on the principal axis