Home
Class 12
PHYSICS
Cross -section view of a prism is the eq...

Cross -section view of a prism is the equilateral triangle ABC shown in the figure .The minimum deviation is oberved using this prism when the angle of incidence is equal to prism angle .The time taken by light to travel from P (midpoint of BC) to A is _______`x` `10^(-10)`s . (Given ,speed of light in vacuum `=3xx10^(8)m/sand cos^(30^(@))=sqrt(3)/(2))`

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise Physics (Section A)|81 Videos

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise Physics (Section B)|40 Videos

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise Physics Section A |39 Videos

  • JEE MAINS 2020

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS|246 Videos

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION -B)|10 Videos

Similar Questions

Explore conceptually related problems

A ray of light passing through an equilateral triangular glass prism from air undergoes minimum deviation when angle of incidence is 3//4 th of the angle of prism. Calculate the speed of light in the prism.

A ray of light passing through an equilateral triangular glass prism from air undergoes minimum deviation when angle of incidence is (3)/(4) th of the angle of prism. Calculate speed of light in prism.

A ray of light suffers a minimum deviation when incident on an equilateral prism of refractive index sqrt(2) The angle of incidence is

Calculate speed of light in water of refractive index 4//3 . Given speed of light in air = 3 xx 10^(8) m//s .

The blinking time of an eye is equal to 30mus . What is the speed of light in metres per blink? How far does light travel in one blink? Assume the speed of light in vacuum is 3xx10^(8)ms^(-1) .

Calculate the speed of light in the prism if a ray of light is passing through an equilateral triangular glass prism from air and undergoes minimum deviation when angle of incidence is 5//4 th of the angle of prism.

A ray of light suffers a minimum deviation when incident on equilateral prism of refractive index sqrt2 The angle of deviation is

The angle of minimum deviation for prism of angle pi//3 is pi//6 . Calculate the velocity of light in the material of the prism if the velocity of light in vacuum is 3 xx 10^8 ms^-1 .

Light travels through water with a speed of 2.25 xx 10^(8)m//s . What is the refractive index of water ? Given speed of light in vacuum = 3xx10^(8)m//s .

JEE MAINS PREVIOUS YEAR-JEE MAINS 2021-Physics Section B
  1. When a body slides down from rest along a smooth inclined plane making...

    Text Solution

    |

  2. A uniform heating wire of resistance 36 ohms is connected across a po...

    Text Solution

    |

  3. An engine is attached to a wagon through a shock absorber of length 1....

    Text Solution

    |

  4. The temperature of 3.00 mo! of an ideal diatomic gas is increased by 4...

    Text Solution

    |

  5. Two satellites revolve around a planet in coplanar circular orbits in ...

    Text Solution

    |

  6. A carrier wave with amplitude of 250 V is amplitude modulated by a sin...

    Text Solution

    |

  7. A steel rod with y = 2.0 xx 10^11 Nm^(-2) and alpha = 10^(-5)""^@C^(...

    Text Solution

    |

  8. A 2 kg steel rod of length 0.6 mis clamped on a table vertically at it...

    Text Solution

    |

  9. The width of one of the two slits in a Young's double slit experiment ...

    Text Solution

    |

  10. The average translational kinetic energy of N2 gas molecules at ""^@C...

    Text Solution

    |

  11. In a Young's double slit experiment the slits separated by 0.3 mm and ...

    Text Solution

    |

  12. A particle is moving with constant acceleration 'a' Following graph sh...

    Text Solution

    |

  13. Cross -section view of a prism is the equilateral triangle ABC shown i...

    Text Solution

    |

  14. A long solenoid with 1000 turns /m has a core material with relative p...

    Text Solution

    |

  15. a sample of gas with gamma=1.5 is taken through an adiabatic process i...

    Text Solution

    |

  16. A bandwidth of 6 MHz is available for A.M transmission .If the maximum...

    Text Solution

    |

  17. The diameter of a spherical bob is measured using a vernier callipers ...

    Text Solution

    |

  18. A parallel plate capacitor of capacitance 200muF is connected to a bat...

    Text Solution

    |

  19. A resistor dissipates 192 J of energy in 1 s when a current of 4 A is ...

    Text Solution

    |

  20. At very high frequencies ,the effective impedence of the given circuit...

    Text Solution

    |