Home
Class 11
CHEMISTRY
The liquid crystal method is applicable ...

The liquid crystal method is applicable to locate a vein in the body because

A

blood pressure of vein is enough high

B

temperature of vein is slightly lower than that of the skin

C

the electric field produced is sufficient to produce the polarity

D

geometry of haemoglobin molecule is like a liquid crystal

Text Solution

Verified by Experts

The correct Answer is:
B
The colour of a liquid crystal changes with temperature.
Promotional Banner

Topper's Solved these Questions

  • STATE OF MATTER (GASEOUS AND LIQUID STATE)

    DINESH PUBLICATION|Exercise Selected straight objective types MCQs|58 Videos

  • STATE OF MATTER (GASEOUS AND LIQUID STATE)

    DINESH PUBLICATION|Exercise Linked Comprhension type MCQs|11 Videos

  • STATE OF MATTER (GASEOUS AND LIQUID STATE)

    DINESH PUBLICATION|Exercise Ulitmate Preparatory package|20 Videos

  • S-BLOCK ELEMENTS (ALKALI AND ALKALINE EARTH METALS )

    DINESH PUBLICATION|Exercise Assertion reason|12 Videos

  • STATES OF MATTER (SOLID STATE CHEMISTRY)

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|21 Videos

Similar Questions

Explore conceptually related problems

Perspiration cools the body because

The simple Bohr modle is not applicable to He^(4) atom because

The term liquid crystal refers to a state that is intermediate between

Name the largest vein of human body.

Liquid crystal display monitors are made of

Rolle's theorem is not applicable to f(x) = |x| in [ -2,2] because

In a crystal, the atoms are located at the position of

Where are scales located on the body of birds?

DINESH PUBLICATION-STATE OF MATTER (GASEOUS AND LIQUID STATE)-Revision question from competitive exams
  1. To what temperature must a neon gas sample be heated to double its pre...

    Text Solution

    |

  2. A and B are ideal gases. The molecular weights of A and B are in the r...

    Text Solution

    |

  3. The liquid crystal method is applicable to locate a vein in the body b...

    Text Solution

    |

  4. The factor responsible for lower mercury level in a capillary tube i...

    Text Solution

    |

  5. A gas can be liquefied

    Text Solution

    |

  6. The rate of diffusion of methane is twice that of X. The molecular mas...

    Text Solution

    |

  7. The slope of the plot between pV and p at constant temperature is

    Text Solution

    |

  8. Which one of the following statement is not true about the effect of a...

    Text Solution

    |

  9. Equation for Boyle's law is

    Text Solution

    |

  10. If the v(rms) is 30R^(1//2) at 27^(@)C then calculate the molar mass o...

    Text Solution

    |

  11. The density of a gas is 1.964 g 1 dm^(-3) at 273 K and 76 cm Hg. The ...

    Text Solution

    |

  12. Two gases bulbs A and B are connected by a tube having a stopcock. Bu...

    Text Solution

    |

  13. X mL of H(2) gas effuses through a hole in a container in 5 s. The tim...

    Text Solution

    |

  14. If a mixture of CO and N(2) in equal amount have total 1 atm pressure,...

    Text Solution

    |

  15. Steam distillation is based on

    Text Solution

    |

  16. A 4 : 1 mixture of helium and methane contained in a vessel at 10 bar ...

    Text Solution

    |

  17. Which of the following diagrams correctly decribes the behavior of a f...

    Text Solution

    |

  18. If the ration of the masses of SO(3) and O(2) gases confined in a vess...

    Text Solution

    |

  19. Gas deviates from ideal gas nature because molecules

    Text Solution

    |

  20. In order to increase the volume of a gas by 10% , the pressure of the ...

    Text Solution

    |