- 1(current)
Q. No.An object is placed on the principal axis of a concave mirror at a distance of \(1.5f\) (\(f\) is the focal length). The image will be at:
| 1. | \(-3f\) | 2. | \(1.5f\) |
| 3. | \(-1.5f\) | 4. | \(3f\) |
Subtopic: Â Reflection at Spherical Surface |
 69%
From NCERT
NEET - 2020
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Match the corresponding entries of Column 1 with Column 2.
(Where \(m\) is the magnification produced by the mirror)
Codes:
(Where \(m\) is the magnification produced by the mirror)
| Column 1 | Column 2 | ||
| A. | \(m= -2\) | I. | convex mirror |
| B. | \(m= -\frac{1}{2}\) | II. | concave mirror |
| C. | \(m= +2\) | III. | real Image |
| D. | \(m= +\frac{1}{2}\) | IV. | virtual Image |
Codes:
| A | B | C | D | |
| 1. | I & III | I & IV | I & II | III & IV |
| 2. | I & IV | II & III | II & IV | II & III |
| 3. | III & IV | II & IV | II & III | I & IV |
| 4. | II & III | II & III | II & IV | I & IV |
Subtopic: Â Reflection at Spherical Surface |
 77%
From NCERT
NEET - 2016
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A rod of length \(10~\text{cm}\) lies along the principal axis of a concave mirror of focal length \(10~\text{cm}\) in such a way that its end closer to the pole is \(20~\text{cm}\) away from the mirror. The length of the image is:
1. \(15~\text{cm}\)
2. \(2.5~\text{cm}\)
3. \(5~\text{cm}\)
4. \(10~\text{cm}\)
Subtopic: Â Reflection at Spherical Surface |
 70%
From NCERT
AIPMT - 2012
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An object is placed \(30~\text{cm}\) in front of a convex spherical mirror with a radius of curvature of \(40~\text{cm}.\) The position of the image formed is:
| 1. | \(60~\text{cm}\) | 2. | \(-60~\text{cm}\) |
| 3. | \(12~\text{cm}\) | 4. | \(-12~\text{cm}\) |
Subtopic: Â Reflection at Spherical Surface |
 65%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.
The image formed by a concave mirror:
| 1. | is always real |
| 2. | is always virtual |
| 3. | is certainly real if the object is virtual |
| 4. | is certainly virtual if the object is real |
Subtopic: Â Reflection at Spherical Surface |
 54%
From NCERT
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- 1(current)
Q. No.
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