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Chemical Engineering Basics

A cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson’s ratio of the rod is___________________?

A cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson’s ratio of the rod is___________________?

A. 0
B. 0.33
C. 0.44
D. 0.25

A cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson’s ratio of the rod is___________________? Read More »

Chemical Engineering Basics

A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material ?

A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material ?

A. Steel
B. Glass
C. Rubber
D. Brass

A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material ? Read More »

Chemical Engineering Basics

The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the plate is increased four times, then the rivet diameter will have to be increased ___________________ times ?

The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the plate is increased four times, then the rivet diameter will have to be increased ___________________ times ?

A. Two
B. Four
C. Six
D. Eight

The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the plate is increased four times, then the rivet diameter will have to be increased ___________________ times ? Read More »

Chemical Engineering Basics

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet ?

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet ?

A. Zirconia
B. Alumina
C. Bakelite
D. Tungsten carbide

In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet ? Read More »

Chemical Engineering Basics

For separating small pieces of metal from engine oil of a car, the best separating technique is the _____________________ ?

For separating small pieces of metal from engine oil of a car, the best separating technique is the _____________________ ?

A. Chromatography
B. Evaporation
C. Filtration
D. Fractional distillation

For separating small pieces of metal from engine oil of a car, the best separating technique is the _____________________ ? Read More »

Chemical Engineering Basics