Chemical Engineering Basics MCQs
Practice free Chemical Engineering Basics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 1344 questions — no login required.
Question 748hard
The laminar boundary layer thickness in zero pressure gradient flow over a flat plate along the x-direction varies as x0.5 while the thickness of turbulent boundary layer varies as (where, x = distance from the leading edge)
Question 749medium
With increase in __________ Knocking tendency in a spark ignition petrol engine decreases.
Question 750medium
If a solid is compressed adiabatically in its elastic range, its __________ remains constat
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Question 751hard
The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm mole, its fugacity at 300 K would be
Question 752medium
With increase in temperature, the electrical conductivity of a __________ decreases.
Question 753hard
The dew point temperature lines on psychrometric charts are straight inclined sloping downwards to the right. When relative humidity of moist air is 100%, then
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Question 754hard
In 18-4-1 high speed steel, 18, 4 & 1 respectively denote the percentage of
Question 755medium
Property of a material to resist a tensile force without giving away is a measure of its
Question 756hard
A material being tested for endurance strength is subjected to the __________ load.