A lactometer la used to

A. find out the specific gravity of liquids

B. measure the volumes of liquids

C. test the purity of milk

D. determine the strength of acid in car batteries

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

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  1. When a body is partly or wholly immersed in a liquid the apparent loss of weight is equal to the weight…
  2. While crossing a suspension bridge, the soldiers are ordered to break steps because
  3. A man Jumping out of a moving train is thrown
  4. Alternating Current (AC) is more advantageous than direct current because
  5. The theory that the earth constituted the centre of the universe around which the sun and the planets…
  6. A permanent magnet may be demagnetised by
  7. A rod of brass la held in hand and rubbed with fur. The rod is found to have
  8. Which of the following wires of same dimensions offers least resistance to the ,flow of current?
  9. Increase in pressure
  10. Sound waves
  11. A person does not sink in the Dead Sea because
  12. Changing of one element into another element is known as
  13. The earth satellite Aryabhatta was put in orbit by India on
  14. A person cups his hand around the mouth when shouting. Why?
  15. We see the flash of lightning before hearing the thunder because
  16. The unit of heat energy is
  17. An ammeter has
  18. The air inside an electric, bulb is removed to prevent
  19. Photo-electric cells convert
  20. A ship sailing from a river to the sea
  21. Why is it cool near an open pond on a hot summer day?
  22. The mass number and the atomic number of an element are X and Y respectively. The number oC neutrons…
  23. A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it…
  24. The stars that shine brightly then dimly and then brightly are known as
  25. Lightning is produced when
  26. Alpha particles are
  27. Air escaping rapidly from a narrow orifice in an inflated tyre feels cool because
  28. In a river, the currents are fastest where the river la
  29. The weight of a body is
  30. The method used to separate aluminium from a alumina is