Why is a vacuum breaker used on shell and tube heat exchangers that are utilizing steam as the heating utility?
710For a heat exchanger, will the overall heat transfer coefficient increase along with an increase in lmtd (log mean temperature difference) around the unit?
625When should one be concerned with the tube wall temperature on the cooling waterside of a shell and tube exchanger?
591
What is the history on the invention of paper?
Define what is proeutectoid ferrite and cementite?
What is star-delta transformer?
A low wet bulb temperature indicates
What is the exact differences between HART,FOUNDATION FIELDBUS,PROFIBUS?
What are the applications of demultiplexer?
Can fuses with an ac voltage rating be used in a dc applications?
How to calibrate Magnetic flow Transmitter in Field
Give the safety precaution when working in a high place.
what is thresold of perception
what is under coal gassification?
explain about colour matching cabinet.
how we can come to know that motor winding resistance which showing by DMM is right or wrong???is there any chart or something that we will compare & check???
Comparision of Air break circuit breaker, SF6 Circuit breaker and vacuum circuit breaker.
write a program which calculates the frequency of a number between n maximum number