The heating element often used in an electric iron is

A. copper

B. tungsten

C. mica

D. nichrome

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

You can do it
  1. Sun spots are
  2. Fish and other aquatic creatures can live inside a deep frozen pond because
  3. The motion .of the pendulum of a wall clock is an example of
  4. Air escaping rapidly from a narrow orifice in an inflated tyre feels cool because
  5. In very cold countries alcohol is used as a thermometric liquid because
  6. A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside…
  7. A piece of ice is Boating In water kept in a beaker. When all the ice melts the level of water will
  8. Where does the centre of gravity of a rubber ring lie?
  9. A ruse wire is characterised by
  10. The instrument used to determine the RD (Relative Density) of a liquid by the principle of floatation…
  11. When an electric bulb breaks, there la an explosive sound. That is due to
  12. Separating particles from a suspension is effected by
  13. If a body is taken from the earth to the moon
  14. The force of attraction or repulsion between two charged bodies is directly proportional to the product…
  15. A hunter on the ground wishes to shoot a bird on a tree at a distance with his rifle. He has to point…
  16. The stem of a vibrating tuning fork is pressed against a sound box. Then
  17. If you want to open a door with les difficulty you push it
  18. Solar radiation is preferred to other sources of energy because
  19. Astigmatism, a structural defect of the eye, is due to
  20. No current will flow between two charged bodies if they have the same
  21. If an object is placed between two parallel plane mirrors, the number of images formed will be
  22. The speed of sound in a medium depends upon the properties of the medium such as
  23. Electromagnets are used in
  24. The resistance of a wire depends on
  25. Which mirror is used as a rear view mirror in Vehicles?
  26. The plants in a greenhouse are enclosed in a glass enclosure because
  27. The colour of a star is an indication of its
  28. Increase in pressure
  29. The nuclear model of atom was first visualised by
  30. The velocity required to place a vehicle in orbit round the moon is _________ that required to place…