Oil Natural Water Forced (ONWF) cooled transformer
Oil Natural Air Natural (ONAN) cooled transformer
Oil Natural Air Forced (ONAF) cooled transformer
Dry type transformer
Which of the following type of mirror is used in the head lights of vehicles
Which of the following type of waves is different from others ?
Which of the following units measure atmospheric pressure?
Which of the following voltmeters should be selected for most accurate reading?
Which of the following wave CANNOT propagate in a vacuum?
Which of the following waves are diffracted by an obstacle of size 1 cm?
Which of the following, can neither be created nor be destroyed?
Which of the given is the fundamental quantity
Which of the given waves is used for communication by artificial satellites
Which of the law of thermodynamics states that there is always a loss of energy in any transfer of energy ?