Related Questions

The heat of adsorption of a gas caused by Van der Walls forces of attraction and capillarity is equal to the heat of
A Normal condensation
B Wetting
C Sum of A and B
D Difference of A and B
বাস্তব গ্যাসের ক্ষেত্রে ভ্যানডার ওয়ালস্ সমীকরণে ‘a' ধ্রুবকটি নির্দেশ করে (For a real gas, the constant 'a' in Van der Waals equation indicates)
A গতি শক্তি (kinetic energy)
B আন্তঃআণবিক আকর্ষণ (intermolecular attraction)
C আয়তন (volume)
D সংনম্যতা (compressibility)
A thin spherical shell of internal diameter d is subjected to an internal pressure p. If $${\sigma _{\text{t}}}$$ is the tensile stress for the shell material, then thickness of shell is equal to
A $$\frac{{{\text{pd}}}}{{{\sigma _{\text{t}}}}}$$
B $$\frac{{{\text{pd}}}}{{2{\sigma _{\text{t}}}}}$$
C $$\frac{{{\text{pd}}}}{{3{\sigma _{\text{t}}}}}$$
D $$\frac{{{\text{pd}}}}{{4{\sigma _{\text{t}}}}}$$
In a shell and tube heat exchanger, putting a longitudinal baffle across the shell, forces the shell side fluid to pass __________ through the heat exchanger.
A Once
B Twice
C Thrice
D Four times
In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.
A 3-5
B 5-11
C 8-15
D 12-18
Who said, "The State exists because crime exists in society, otherwise there would be no need of a State"?
A Herbert Spencer
B J. S. Mill
C John Locke
D Tocqueville
চিত্রে ∆DER এ DE ⊥ EF হলে DE2 কত বর্গ সে.মি.?
A 6
B 7
C 11
D 4
The average temperature for the first 4- days of a week is 40.2-degree Celcius and that of the last 4 days is 41.3-degree Celcius If the average temperature for the whole week is 40.6-degree Celcius then the temperature on the fourth day is-
A 38.5 Degree Celcius
B 40.8 Degree Celcius
C 41.3 Degree Celcius
D 41.8 Degree Celcius
The raft slab is projected beyond the outer walls of the structure by
A 5 to 10 cm
B 15 to 20 cm
C 25 to 30 cm
D 30 to 45 cm
The ratio of circumferential stress to the longitudinal stress in the walls of a cylindrical shell, due to flowing liquid, is
A $$\frac{1}{2}$$
B 1
C $$1\frac{1}{2}$$
D 2

Next steps