Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which one of the following is an example of a clean fuel?
Coke
Propane
Petrol
Wax
Which one of the following metals does NOT react with cold water?
Calcium (Ca)
Potassium (K)
Magnesium (Mg)
Sodium (Na)
In which of the following pairs are the ions isoelectronic?
Mg2+, Ar
Na+, O2-
Al3+, Cl-
K+, Ne
Which one of the following is used as a binder in paints?
Titanium dioxide
Novalac
Phthalocyanine
Silicones
Which one of the following is NOT true in reference to air mass?
Air mass forms either in tropical or in polar region
Air mass develops on continents as well as over ocean
Air mass develops in a cyclonic condition
Air mass changes the weather conditions
