what is the advantages and dis advantages of critical
speed of turbine
Answer Posted / kishore338
the mass axis of shaft is away from the geometrical axis of
the shaft because of gravitational pul on mass of a shaft
that increases the transves forces on the shaft while
rotating and is max at some speed. at this speed vibration
of shqaft is more and is hazzardus for shaft blades as well
as to the bearings
| Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
how you can define coal ?
Give the safety precaution when working in a high place.
Metals, in general are of low strength and do not possess required physio-chemical and technological properties for a definite purpose. Alloys are therefore more than metals alone. Discuss the arrangement of atoms and structures of alloys.
What is hertz in electrical system?
Horse power of i.c. Engines can be expressed as rac rating, sae rating, or din rating. To which countries these standards belong ?
If anybody has placement papers for igl , plz send to me as soon my exam is on 12 Jan. My mail I'd is navjot.singh800@gmail.com
what is rolling margin?( from view of machining process ) explain briefly
hi every one, i want to make a coal grinder to mil 3 or 4 tons of coal dust per hour . if you guys help me with photos or some tecnical drawings that would be very kind of you.
Why entropy change for a reversible adiabatic process is zero ?
For hot water : please compare to solar heat and heat pump (environment/operation/invest...) Is there any comparison available. Thank you
Tell us how do you discharge your duties in your duty post
Explain the difference between an electric motor and an electric generator?
What materials are used for engine propeller?
Why are not use ball bearing insted of roller bearing?
What are the causes of troubles in boiler during operations?