Chemical Engineering Basics In a casting, cold shut defect is caused by Faulty gating system Melt-mould reactions Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions Very low mould permeability Low pounhg temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the Velocity of the fluid Length of the pipe Diameter of the pipe Density of the fluid Velocity of the fluid Length of the pipe Diameter of the pipe Density of the fluid ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating. Austenite Pearlite Martensite Cementite Austenite Pearlite Martensite Cementite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Compression ratio of an I.C. engine is the ratio of the Volume of air in cylinder before compression to that after compression Clearance volume to the volume swept by piston per stroke None of these Pressure after compression to that before compression Volume of air in cylinder before compression to that after compression Clearance volume to the volume swept by piston per stroke None of these Pressure after compression to that before compression ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Cobalt, zirconium & molybdenum Molybdenun, tungsten & chromium Cobalt, chromium & tungsten Cobalt, chromium & nickel Cobalt, zirconium & molybdenum Molybdenun, tungsten & chromium Cobalt, chromium & tungsten Cobalt, chromium & nickel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Nodular aggregates of graphite Spheroids Flakes Cementite Nodular aggregates of graphite Spheroids Flakes Cementite ANSWER DOWNLOAD EXAMIANS APP
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