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