Chemical Engineering Basics Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure. Hexagonal close, packed (hcp) Face centred cubic (fcc) Simple cubic Body centred cubic (bcc) Hexagonal close, packed (hcp) Face centred cubic (fcc) Simple cubic Body centred cubic (bcc) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics If the head is doubled in & centrifugal pump, the power required will increase in the ratio of 23 25/2 23/2 21/3 23 25/2 23/2 21/3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Chlorine acts as a bleaching agent only in the presence of Dry air Pure oxygen Moisture Sunlight Dry air Pure oxygen Moisture Sunlight ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of cathodic protection of metals against corrosion ? Case hardened steel Lead lined reactor Painted steel Galvanised iron Case hardened steel Lead lined reactor Painted steel Galvanised iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following contributes maximum as main source of sulphur in the blast furnace charge ? Limestone Sinter Coke Iron ore Limestone Sinter Coke Iron ore ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? White cast iron Malleable iron Grey cast iron Graphite White cast iron Malleable iron Grey cast iron Graphite ANSWER DOWNLOAD EXAMIANS APP