Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 100 10 1000 10000 100 10 1000 10000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Measurement of the area of the indented surface is not involved in the __________ hardhes testing method. Rockwell Knoop Brinell Vicker's Rockwell Knoop Brinell 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 Hot rolling Cold rolling Forging Casting Hot rolling Cold rolling Forging ANSWER DOWNLOAD EXAMIANS APP