hydrogen
argon
nitrogen
helium
In diesel engines, ignition takes place by
In Ecosystem the primary producer is
In electrical motor
In Extreme cold conditions in cold countries, water pipes gets busted
In Fraunhofer diffraction the centre of diffraction image is :
In galvanized iron, iron has a coating of
In general, which is the cause of a sea breeze?
In heating frozen foods in sealed pouches in a microwaves, why do you 1st poke holes in the pouch
In human body, vitamin A is stored in the -
In humans, fertilization normally occurs in _?
