Chemical Engineering — Test 10
Page 1 of 3
Question 1
For a spontaneous natural process at constant temperature and pressure, the free energy of the system always____________________?
Question 2
Oxyacetylene reducing flame is used while carrying out welding on___________________?
Question 3
__________________ stress cannot be sustained by a fluid in equilibrium ?
Question 4
Out of the following, which will fracture most readity, when hit with a hard hammer ?
Question 5
The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following element ?
Question 6
Ferromagnetic materials owe their properties to __________________ inner sub-shells ?
Question 7
Water-tube boiler is the one, in which _____________________?
Question 8
The refrigerant freon-12 is chemically_______________________?
Question 9
Eutectoid composition of carbon steel at room temperature is___________________?
Question 10
Larger length & diameter water pipes are made by____________________?