An object is placed \(20\) cm in front of a concave mirror of a radius of curvature \(10\) cm. The position of the image from the pole of the mirror is:
1. \(7.67\) cm
2. \(6.67\) cm
3. \(8.67\) cm
4. \(9.67\) cm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyColumn 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 |
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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | \(f' = f\) |
2. | \(f'<f\) |
3. | \(f'>f\) |
4. | The information is insufficient to predict |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | \(10\) cm | 2. | \(15\) cm |
3. | \(20\) cm | 4. | \(30\) cm |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA thin rod of length \(\frac{f}{3}\) lies along the axis of a concave mirror of focal length \(f\). One end of its magnified, real image touches an end of the rod. The length of the image is:
1. | \(f\) | 2. | \(\dfrac{f}{2}\) |
3. | \(2f\) | 4. | \(\dfrac{f}{4}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe distance between the object and its real image formed by a concave mirror is minimum when the distance of the object from the centre of curvature of the mirror is: [\(f\rightarrow\) focal length of the mirror]
1. | Zero | 2. | \(\dfrac{f}{2}\) |
3. | \(f\) | 4. | \(2f\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology