AIPMT 2011 Mains | Geometrical Optics Question 54 | Physics

A thin prism of angle 15^o made of glass of refractive index $$\mu $$₁ = 1.5 is combined with another prism of glass of refractive index $$\mu $$₂ = 1.75. The combination of the prisms produces dispersion without deviation. The angle of the second prism should be

5^o

7^o

10^o

12^o

AIPMT 2011 Prelims

MCQ (Single Correct Answer)

-1

A biconvex lens has a radius of curvature of magnitude 20 cm. Which one of the following options describe best the image formed of an object of height 2 cm placed 30 cm from the lens ?

Virtual, upright, height = 1 cm

Virtual, upright, height = 0.5 cm

Real, inverted, height = 4 cm

Real, inverted, height = 1 cm

AIPMT 2011 Prelims

MCQ (Single Correct Answer)

-1

Which of the following is not due to total internal reflection ?

Working of optical fibre

difference between apparent and real depth of a pond

Mirage on hot summer days

Brilliance of diamond

AIPMT 2010 Mains

MCQ (Single Correct Answer)

-1

A rays of light is incident on a 60^o prism at the minimum deviation position. The angle of refraction at the first face (i.e., incident face) of the prism is

zero

30^o

45^o

60^o

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