Chemical Engineering Basics Materials having resistivity ranging from 1 to 100 ohm. cm is termed as None of these Semi-conductor Conductor Insulator None of these Semi-conductor Conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
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) Body centred cubic (bcc) Simple cubic Hexagonal close, packed (hcp) Face centred cubic (fcc) Body centred cubic (bcc) Simple cubic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? White cast iron Graphite Grey cast iron Malleable iron White cast iron Graphite Grey cast iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Casting Hot rolling Forging Cold rolling Casting Hot rolling Forging Cold rolling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Notched bar test is used for testing the __________ of a material. Machinability Endurance limit Corrosion resistance Impact strength Machinability Endurance limit Corrosion resistance Impact strength 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 90000 J 60000 J 240000 J 30000 J 90000 J 60000 J 240000 J 30000 J ANSWER DOWNLOAD EXAMIANS APP
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