Home

In very cold countries alcohol is used as a thermometric liquid because

A. alcohol is a poor conductor of heat

B. alcohol can be coloured for its level to be seen easily

C. its freezing point is very low

D. it will not stick to the glass tube

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. When an incident beam of light strikes the surface of a glass slab normally, the refracted beam
  2. The velocity required to place a vehicle in orbit round the moon is _________ that required to place…
  3. The heat generated in a conductor carrying current is proportional to
  4. The heat produced in a conductor due to the passage of a current through it is proportional to
  5. A star contains
  6. Isotones are species of atoms containing
  7. Among the following the most suitable material for the core of an electro-magnet is
  8. Diamond shines because of its
  9. A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside…
  10. The inability of a body to change its state of rest or uniform motion along a straight line is called…
  11. The speed at which light travels in vacuum is
  12. The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because
  13. When an electric bulb breaks, there la an explosive sound. That is due to
  14. The distance between two bodies is halved. Now the force of attraction between them will be
  15. In a vacuum the following three articles are dropped at the same time and from the lame height. Which…
  16. To produce beats it is necessary to have two waves
  17. In compact porous soil, the rising of the water is due to
  18. We see the sun before it actually rises on the horizon. This is due to
  19. The number of galaxies that are visible without telescope on clear dark nights and away from bright…
  20. The radius of curvature of a spherical mirror is
  21. The planet with the reddish tinge is
  22. The acoustical quality of a room depends on
  23. When sound waves travel from one medium to another, the quantity which remains unchanged is its
  24. The Indian Space Research Organisation (ISRO) is located at
  25. Dioptre is the unit of power of
  26. The minimum velocity required by a satellite to escape earth's gravitational pull is
  27. A series of east moving still pictures can be made to appear as a moving picture because the eye
  28. The heating element often used in an electric iron is
  29. A timer in a race is at the finish line. He should start his stop watch
  30. Less dew is formed on cloudy nights because