Home
Class 12
PHYSICS
A monochromatic light passes through a g...

A monochromatic light passes through a glass slab `(mu = (3)/(2))` of thickness 90 cm in time `t_(1)`. If it takes a time `t_(2)` to travel the same distance through water `(mu = (4)/(3))`. The value of `(t_(1) - t_(2))` is

A

`5 xx 10^(-8) s`

B

`5 xx 10^(-10)s`

C

`2.5 xx 10^(-10) s`

D

`2.5 xx 10^(-8) s`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise Assignment (Section - B) Objective Type Questions (One option is correct)|16 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise Assignment (Section - C) Objective Type Questions (More than one option are correct)|10 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - D)|16 Videos

  • PHYSICAL WORLD

    AAKASH INSTITUTE|Exercise ASSIGNMENT (Section-B)|5 Videos

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE|Exercise Assignment SECTION - D (Assertion & reason type Question)|10 Videos

Similar Questions

Explore conceptually related problems

A mono chromatic light passes through a glass slab ( mu =1.5) of thickness 9cm in time t_1 .If it takes a time t_2 to travel the same distance through water ( mu =(4)/(3)) .The value of ( t_1 - t_2 )

A ray of light strikes a glass slab (R.l. = mu ) of finite thickness t. The emerging light is

The time taken by a ray of light to travel through a glass slab of thickness 2 cm and refractive index 1.5 will be

Light passes through a glass slab with parallel sides and thickness t. If i and r the angles of incidence of refraction, the lateral displacement is

A light passes through glass slabv of refractive index 1.5 and thickness 2 mm. How much time ray will take to pass through the glass slab ?

The refractive index of glass is 1.9 . If light travels through a glass slab of thickness d in time t and takes the same time to travel through a transparent beaker filled with water upto a level of 1.5 d, then the refractive index of water is

A ray of light passes through a glass plate of thickness and refractive index mu if the speed of light in vacuum is c ,then the time taken by light in passing through the plate will be-

A ray of light passes normally through a slab mu=1.5 of thickness t . If the speed of light in vaccum be c , then time taken by the ray to go across the slab will be

A ray of light passes throught a plane glass slab of thickness t and refractive index mu = 1.5 . The angle between incident ray and emergent ray will be

An object is seen through a glass slab of thickness 36 cm and refractive index 3//2. The observer, and the slab are dipped in water (mu=4//3). The shift produced in the position of the object is

AAKASH INSTITUTE-RAY OPTICS AND OPTICAL INSTRUMENTS-Assignment (Section - A) Objective Type Questions (One option is correct)
  1. A ray of light 10^(-9) second to cross a glass slab of refractive inde...

    Text Solution

    |

  2. The time taken by a monochromatic light to travel a certain distance i...

    Text Solution

    |

  3. A monochromatic light passes through a glass slab (mu = (3)/(2)) of th...

    Text Solution

    |

  4. A glass slab of thickness 4 cm contains the same number of waves as 5 ...

    Text Solution

    |

  5. A beam of light is partially reflected and partially refracted from a ...

    Text Solution

    |

  6. A light ray is travelling from air to glass. True reflected and refrac...

    Text Solution

    |

  7. A small object is placed 20 cm in front of a block of glass 10 cm thic...

    Text Solution

    |

  8. A denser medium of refractive index 1.5 has a concave surface of radiu...

    Text Solution

    |

  9. A point object is situated at a distance of 36 cm from the centre of t...

    Text Solution

    |

  10. In a medium of refractive index 1.6 and having a convex surface has a ...

    Text Solution

    |

  11. Light travels in two media A and B with speeds 1.8 × 10^(8) m s^(–1) a...

    Text Solution

    |

  12. Light takes t(1) second to travel a distance x cm in vacuum and the sa...

    Text Solution

    |

  13. In the figure shown , for an angle of incidence 45^(@), at the top sur...

    Text Solution

    |

  14. A fish is a little away below the surface of a lake. If the critical a...

    Text Solution

    |

  15. A parallel beam of monochromatic light falls on a combination of a con...

    Text Solution

    |

  16. The magnifications produced by a convex lens for two different positio...

    Text Solution

    |

  17. Three lenses in contact have a combined focal length of 12 cm. When th...

    Text Solution

    |

  18. A lens made of material of Refractive index mu(2) is surrounded by a m...

    Text Solution

    |

  19. The radii of curvatures of a convex lens are 0.04 m and 0.04m. Its ref...

    Text Solution

    |

  20. For a plano convex lens, the radius of curvature of convex surface is ...

    Text Solution

    |