Is critical speed temperature dependent or speed dependent
or both?
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Why are not use ball bearing insted of roller bearing?
fan having rotational motion why?
10. What is difference between welding and brazing
Compare Brayton and Otto cycle.
What is fuel oil viscosity, specific gravity?
How oxygen can be removed from steel during melting? What are fully killed steels ?
Define heat factor, Load factor.
who oto engine work
What is the difference between nuclear fission and fission chain reaction?
what is the regulating speed in a hydraulic coupling
which kind of force act when the piston slides inside the cylinder?and how to calculate that force or stress theoritically.
Is it possible to find the number of students(count of numbers) in the class by using a thermal scanning device?