Chemical Engineering Basics The ratio of coil diameter to wire diameter of a spring is called the spring Form co-efficient Deflection None of these Index Form co-efficient Deflection None of these Index ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Swaging is a/an __________ operation. Extrusion Forging Piercing Drawing Extrusion Forging Piercing Drawing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating. Pearlite Austenite Martensite Cementite Pearlite Austenite Martensite Cementite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The best criterion for analysing an economic investment is the Present value method Future value method Salvage value Rate of return criterion Present value method Future value method Salvage value Rate of return criterion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ? Small punches, broaches reamers and springs Forgings like can shaft, structural steel plate, threading dies and drawing dies Mandrels, twist drills, small lathe tools and razors Cutlery, screws, rivets and files Small punches, broaches reamers and springs Forgings like can shaft, structural steel plate, threading dies and drawing dies Mandrels, twist drills, small lathe tools and razors Cutlery, screws, rivets and files ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics What is the effect on the performance of the economiser in the thermal power plant boiler, if the feed water temperature is very low due to preheaters being out for repairs or starving of steam supply ? Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water Heat transfer efficiency of economiser increases due to picking up high heat from the flue gases Scale formation rate on economiser tubes increases Economiser tube life increases due to handling of low temperature water It results in corrosion due to the condensation on the flue gas side of the economiser tubes due to handling of low temperature water ANSWER DOWNLOAD EXAMIANS APP
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