Question

Read the following passage and answer the questions given below. Febin is doing an experiment as shown below. He draws a straight line on a table. At one end of the line, he placed a concave mirror of focal length 30 cm. Marked principal focus (F) and centre of curvature (C) on the line. He fixed a burning candle on the principal axis in such a way that it is at a slight distance beyond the centre of curvature. Arranged a screen in front of the mirror such a way that a clear image is obtained on the screen.

(i) What is the position of the image?
(A) At C
(B) beyond C
(C) between C and F
(D) At F


(ii)The image formed is
A) Real ,inverted and diminished
(B) virtual , erect and magnified
C) Real , inverted and magnified
(D) Virtual, erect and diminished

(iii) Which of the following image cannot be formed by a concave mirror?
A) Real ,inverted and diminished
(B) virtual, erect and magnified
C) Real , inverted and magnified
(D) Virtual, erect and diminished

(iv) What is the radius of curvature of the above concave mirror?
A) 30 cm (B) 60 cm (C) 15 cm (D) 120cm


(v)If a plane mirror is used instead of the concave what will be the nature of
the image?
A) Erect and diminished
(B) erect and magnified
(C)Inverted and diminished (D) D) erect and same size of the object




spammer will be reported : )​

Answer 1

Answer:

1) C

2) A

3) D

4) C

5) B

Explanation:

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