- 1(current)
Q. No.| 1. | \(120^\circ\) | 2. | \(30^\circ\) |
| 3. | \(60^\circ\) | 4. | \(90^\circ\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA beam of light is incident vertically on a glass slab of thickness \(1\) cm, and refractive index \(1.5.\) A fraction \(A\) is reflected from the front surface while another fraction \(B\) enters the slab and emerges after reflection from the back surface. The time delay between them is:
| 1. | \(10^{-10}\) s | 2. | \(5\times 10^{-10}\) s |
| 3. | \(10^{-11}\) s | 4. | \(5\times 10^{-11}\) s |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
1. \((\mu-1)t\)
2. \(2(\mu-1)t\)
3. \(\mu t\)
4. \(2\mu t\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
Then:
| 1. | \(\mu_{2}=\frac{1}{3},~\mu_{3}=\frac{1}{2}\) | 2. | \(\mu_{2}=3,~\mu_{3}=\frac{3}{2}\) |
| 3. | \(\mu_{2}=\frac{1}{3},~\mu_{3}=\frac{2}{3}\) | 4. | \(\mu_{2}=3,~\mu_{3}=2\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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