Chemical Engineering Basics In a casting, cold shut defect is caused by Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ? Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies Cutlery, screws, rivets and files Small punches, broaches reamers and springs Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies Cutlery, screws, rivets and files Small punches, broaches reamers and springs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively Decreases & decreases Decreases & increases Increases & decreases Increases & increases Decreases & decreases Decreases & increases Increases & decreases Increases & increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Air standard Otto cycle is more efficient than the diesel cycle for the same Compression ratio & pressure Heat addition & compression ratio Heat addition & pressure Cylinder dimension & rpm Compression ratio & pressure Heat addition & compression ratio Heat addition & pressure Cylinder dimension & rpm ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 20-30 200-250 100-150 1-5 20-30 200-250 100-150 1-5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Shore sceleroscope Rockwell F Knoop Vicker's Shore sceleroscope Rockwell F Knoop Vicker's ANSWER DOWNLOAD EXAMIANS APP