Question No : 1
The steam enters the nozzle at a
Question No : 2
A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be
Question No : 3
Desecration of feed water is carried out because it reduces
Question No : 4
An economiser is generally placed between
Question No : 5
The relative efficiency is defined as the
Question No : 6
In locomotive boiler, maximum steam pressure is limited to
Question No : 7
The draught in locomotive boilers is produced by a