- 1(current)
Q. No.A bubble in glass slab \((\mu = 1.5)\) when viewed from one side appears at \(5\) cm and \(2\) cm when viewed from the other side. The thickness of the slab is:
1. \(3.75\) cm
2. \(3\) cm
3. \(10.5\) cm
4. \(2.5\) cm
1. \(3.75\) cm
2. \(3\) cm
3. \(10.5\) cm
4. \(2.5\) cm
Subtopic: Refraction at Plane Surface |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA ray of light travelling in the air has wavelength \(\lambda\), frequency \(n\), velocity \(v\), and intensity \(I\). If this ray enters into water then these parameters are \(\lambda', n', v'\) and \(I'\) respectively. Which relation is correct?
1. \(\lambda = \lambda'\)
2. \(n=n'\)
3. \(v=v'\)
4. \(I=I'\)
Subtopic: Refraction at Plane Surface |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA beam of light composed of red and green rays is incident obliquely at a point on the face of a rectangular glass slab. When coming out on the opposite parallel face, the red and green rays emerge from:
| 1. | Two points propagating in two different parallel directions |
| 2. | One point propagating in two different directions through the slab |
| 3. | One point propagating in the same direction through the slab |
| 4. | Two points propagating in two different non-parallel directions |
Subtopic: Refraction at Plane Surface |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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