Chemistry In arc welding, Argon is used because of its Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is a natural colloid ? Blood Urea Cane-sugar Sodium chloride Blood Urea Cane-sugar Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one among the following is not a mixture? Graphite Steel Glass Brass Graphite Steel Glass Brass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Ammonium sulphate Ammonium nitrate Nitro-lime Urea Ammonium sulphate Ammonium nitrate Nitro-lime Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Carbon dioxide Nitric oxide Sulphur dioxide Peroxyacetyl nitrate Carbon dioxide Nitric oxide Sulphur dioxide Peroxyacetyl nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its critical temperature is high Its ignition temperature is very high Its critical temperature is low Its ignition temperature is very low Its critical temperature is high Its ignition temperature is very high Its critical temperature is low Its ignition temperature is very low ANSWER DOWNLOAD EXAMIANS APP
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