Home
Class 12
PHYSICS
If the velocity of light in vacuum is 3x...

If the velocity of light in vacuum is `3xx10^(8)ms^(-1)`, the time taken (in nanosecond) to travel through a glass plate of thickness 10 cm and refractive index 1.5 is

A

0.5

B

`1.0`

C

`2.0`

D

`3.0`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2012

    WB JEE PREVIOUS YEAR PAPER|Exercise Subject: Physics|38 Videos
  • QUESTION PAPER 2011

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS|39 Videos
  • QUESTION PAPER 2013

    WB JEE PREVIOUS YEAR PAPER|Exercise Category-III|5 Videos

Similar Questions

Explore conceptually related problems

What is the time taken by light to travel through a glass slab of thickness ‘d’ and refractive index mu ?

If the refractive index of water is (4)/(3) and the velocity of light in vacuum is 3 xx 10^(8)m * s^(-1) , how much time will light take to travel a distance of 900 m in water? '

If the velocity of light in a medium is 2xx10^9 m//s What will be the refractive index of that medium?

The velocity of light in a medium is 2 xx 10^8m//s . What will be the refractive index of the medium?

The wavelength of a light ray in vacuum is 5896 Å . What will be its velocity and wavelength when it passes through glass ? Given refractive index of glass =1.5 and dvelocity of light in vacuum = 3 xx 10^(8) m s^(-1) .

How much time will sunlight take to pass through the glass window of thickness 4 mm ? mu of glass = 1.5.

WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2012-Subject: Physics
  1. The magnetic flux linked with a coil satisfies the relation phi=4t^(2)...

    Text Solution

    |

  2. Water is flowing through a very narrow tube. The velocity of water bel...

    Text Solution

    |

  3. If the velocity of light in vacuum is 3xx10^(8)ms^(-1), the time taken...

    Text Solution

    |

  4. A charge +q is placed at the origin of X-Y axes as shown in the figure...

    Text Solution

    |

  5. What current will flow through the 2 KOmega resistor in the circuit sh...

    Text Solution

    |

  6. In a region, the intensity of an electric field is given by vecE=2hati...

    Text Solution

    |

  7. The dimension of angular momentum is

    Text Solution

    |

  8. If vecA=vecB+vecC and vecA,vecB,vecC have scalar magnitudes of 5, 4, 3...

    Text Solution

    |

  9. A particle is travelling along a straight line OX. The distance x (in ...

    Text Solution

    |

  10. A particle is projected from the ground with a kinetic energy E at an ...

    Text Solution

    |

  11. A bullet on penetrating 30 cm into its target loses its velocity by 50...

    Text Solution

    |

  12. When a spring is stretched by 10 cm, the potential energy stored is E....

    Text Solution

    |

  13. Average distance of the Earth from the Sun is L(1). If one year of the...

    Text Solution

    |

  14. A spherical ball A of mass 4 kg, moving along a straight line strikes ...

    Text Solution

    |

  15. When a certain metal surface is illuminated with light of frequency v,...

    Text Solution

    |

  16. Three blocks of mass 4 kg, 2 kg, 1 kg respectively are in contact on a...

    Text Solution

    |

  17. Let L be the length and d be the diameter of cross section of a wire. ...

    Text Solution

    |

  18. An object placed in front of a concave mirror at a distance of x cm fr...

    Text Solution

    |

  19. 22320 cal of heat is supplied to 100 g of ice at 0^(@)C. If the latent...

    Text Solution

    |

  20. A progressive wave moving along x-axis is represented by y=Asin[(2pi)/...

    Text Solution

    |