Chemical Engineering Basics Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure. Simple cubic Body centred cubic (bcc) Hexagonal close, packed (hcp) Face centred cubic (fcc) Simple cubic Body centred cubic (bcc) Hexagonal close, packed (hcp) Face centred cubic (fcc) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A jig is used while __________ a hole. Counter boring Boring Drilling Enlarging Counter boring Boring Drilling Enlarging ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, the most ductile material is Copper Nickel Mild steel Aluminium Copper Nickel Mild steel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Notched bar test is used for testing the __________ of a material. Corrosion resistance Machinability Endurance limit Impact strength Corrosion resistance Machinability Endurance limit Impact strength ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Silicon Lead Bismuth Manganese Silicon Lead Bismuth Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be 60000 J 240000 J 30000 J 90000 J 60000 J 240000 J 30000 J 90000 J ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS