Chemical Engineering Basics Silicon crystal can be converted to p-type semi-conductor by doping with Carbon Nitrogen Boron Phosphorous Carbon Nitrogen Boron Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of cathodic protection of metals against corrosion ? Galvanised iron Painted steel Case hardened steel Lead lined reactor Galvanised iron Painted steel Case hardened steel Lead lined reactor 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. Hot rolling Forging Cold rolling Casting Hot rolling Forging Cold rolling Casting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A controller action in which there is a con-tinous relation between the values of controlled variable and the rate of change of conrolled output signal is called the __________ action. None of these Derivative Proportional Integral None of these Derivative Proportional Integral ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase. Nucleate boiling Conduction Convection Radiation Nucleate boiling Conduction Convection Radiation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight 1.5 7 5 3 1.5 7 5 3 ANSWER DOWNLOAD EXAMIANS APP
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