Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 10000 1000 10 100 10000 1000 10 100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Measurement of the area of the indented surface is not involved in the __________ hardhes testing method. Rockwell Brinell Knoop Vicker's Rockwell Brinell Knoop Vicker's ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Casting Cold rolling Forging Hot rolling Casting Cold rolling Forging Hot rolling ANSWER DOWNLOAD EXAMIANS APP