what is critical speed?
Answer Posted / haris rajput
The speed of engine is the crankshaft speed which causes the crankshaft to vibrate at its natural frequency of torsional vibration. it is the speed which induces resonance. the consequence of resonance is to cause the crankshaft to vibrate in torsional mode with large amplitudes :)
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
QUSETION PAPERS SOLVED FOR THE LAST 4YEARS RRB EXAMS
What are the thermal conductivity properties of brass?
how can I masurement the circale weight ? like- 312mm i/d x 392mm o/d x 6mm thick.
Explain the difference between afbc, bfbc, pfbc and pcfb in regard to fluidised bed technologies.
Define representative elementary volume?
Explain the operation of a centrifugal purifier.
Titan Mechanical Engineering Interview Questions
Is it the relation between friction and power losses ? is it relation among stress, friction and power loses in cicular ring ?
wt is MAG weld? wr it is specifically used and reason for it .
What type of pump is lubricator pump?
What is the mechanical advantage of a double pulley?
What are the different type of mechanism to engage primary moving engine and transmission [ In other word how many different type of clutches are there
why are using ahu?
In a four-stroke diesel engine, In what engine exhaust valve will open?
Quantities like pressure, temperature, density, viscosity, etc. Are independent of mass. What are these called ?