7179Chemical EngineeringMedium
Coal is heated in presence of air to a temperature of about ________ °C, while determining its ash content for proximate analysis?
A750
B500
C950
D1100
Correct answer
A. 750
Explanation
The correct answer is 750.
Correct answer
A. 750
Explanation
The correct answer is 750.
The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is ________ m/sec?
In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet?
Various efficiencies of a centrifugal pump are related as (where, εm = mechanical efficiency εv = volumetric efficiency. εma = manometric efficiency εo = overall efficiency)?
With increase in molecular weight of the gas, the head developed by a centrifugal compressor will________?
Saponification value/number of an oil or fat is a measure of its ________?
Leakage in a cooking gas cylinder is detected by________?