"Dead slow" is a ___ sign.
Which of the following is having the lowest value of overall heat transfer coefficient?
Isentropic nozzle flow states about the movement of a gas or fluid through a narrow surface without an increase or decrease in-
The blade friction in the impulse turbine reduces the velocity of steam by _____ while it passes over the blades.
10-15%
15-20%
20-30%
30-40%
Which of the following causes irreversibility?
electrical resistance, magnetic hysteresis
inelasticity
friction, viscosity
All
The main criterion for selection of the size for a radial distribution system is-